Text

Submittal of Discharge Monitoring Report (Npdes), Permit No. PA0025615
	ML25162A026
Person / Time
Site:	Beaver Valley
Issue date:	05/27/2025
From:	Kristophel R; Vistra Operations Company
To:	; Document Control Desk, Office of Nuclear Reactor Regulation, State of PA, Dept of Environmental Protection
References
	L-25-120
	Download: ML25162A026 (1)
	v • d • e

{{#Wiki_filter:Y!5?!!.I\\ May 27, 2025 L-25-120 eDMR for Electronic Submission Department of Environmental Protection Bureau of Clean Water 400 Waterfront Drive Pittsburgh, PA 15222

SUBJECT:

Beaver Valley Nuclear Power Plant 200 State Rt. 3016, P.O. Box 4 Shippingport, PA 15077 Beaver Valley Nuclear Power Plant Discharge Monitoring Report (NPDES) Permit No. PA0025615 Enclosed are the April 2025 NPDES Discharge Monitoring Report (DMR), Chemical Additives Usage Forms, Daily Effluent Monitoring Forms and Cooling Water Intake Monitoring Forms in accordance with the requirements set forth in the site NPDES permit. A review of the data indicates that no Part A NPDES effluent limits were exceeded during the monitoring period. Should you have any questions regarding the enclosed documents, please direct them to Darren Bollman, at 724-682-7359. Sincerely, Eobert J. Krlsto12het Robert J. Kristophel (May 27, 2025 1!:38 EDT) Robert Kristophel General Plant Manager

Beaver Valley Nuclear Power Plant, Unit Nos. 1 and 2 L-25-120 Page 2 Enclosure(s): A. April 2025 DMR B. Chemical Additives Usage Forms C. Daily Effluent Monitoring Forms D. Cooling Water Intake Monitoring Forms cc: Document Control Desk US NRC (NOTE: No new US NRG commitments are contained in this letter.)

L-25-120 ENCLOSURE A

3800-FM-BCW046212/2016 pennsylvania ,~ DEPARTMENT OF ENVJRQl',MENTAL a8 PROTECTION NAME* ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Final Effluent PARAMETERS REPORTED VALUES PARAMETER T~lln(deigF)(OOD11) ~ Mnsurement P..-mll Requirement ...,... 001 Sempte Meaaurement Pen'T'lfl Requirement Ammonia-Nitrogen (00610) Sampte Measurement Ptnnlt Requlr.ment Phenolcs, Total {32730) Sampte Measurement PwmllR-,qolremant Chromr.,m, Total (01034) &lmpteMeltlOfemenl PennltR~nt Coppw, Tocal (01042) SarnJ,le Measurement PerrNIR~ lf'On. Tau.I (01045) Sample Meesurem.nt Perm.I R<<tulremenl Zinc, TOllll (01092) Sample Measurement P..-mlt Requirement NumkMn. Totiil(01105) Sample Measu,ament Permit R9qi.1IA1menl F'°""(50050) S~Meit.suretMnt P<etmrt Requifement Totat R.-.dtal ChlclriM (TRC) (50080) Semple M.. sur.merrt P..-mllR~I NMOOH150M (51899) Sampe Musuremont P-,m,!R41QO!Nmtnl Free Avdable ChlOrlne (50lltM) Sample Measurement PllffflKRequlremrtnl Mercury, Total (71900) Sampte Measurement Pennit Requirement Hydrwne (81313) Sample Measurement Pennit Requirement Fac:lltty Samplr\\9 Point Comm*nts COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 001 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Application Due: No Discharge: QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS 85,8 'F 110 DailyMu 7.7 8.2 s.u. 8.0 9.0 1n11Mln IMAX GG GG mg/\\. Monitot&R~ Monl1or& Report A'IIMo Daffy Max C,011 .012 mg/\\. Monkot&Report Monitor & Report A'IIMo OaUyMax GG GG mg/\\. 2 2 A'IIMo 0.lyMu .012 mg/\\. Monflor'I Report Monhor& R(tJ)Ott A'IIMo o.l!yMu 4.2 7,9 mg/\\. Monitor& Repon Monitor& Report A'IIMo Daily Max GG GG mg/\\. ,.o ,.o A'IIMo OallyMa11 U6 5.5 mg/\\. Monllor&R~ Monllor & Report A'IIMo Delly Mu 21.7 28.5 MGO Monitor & Repo,1 Monitor & Report A'IIMo °'""Mu <.04 . 07 mg/\\. ~ A'IIMo IMAX GG GG mg/\\. 034 .034 A'IIMo DallyMH <.04 . 16 mg/\\. 2 .5 A'IIM<> Dally Max <.2 <2 U{l/1. 2 .2 A'IIMo Dally Max GG GG mg/L .007 .007 A'IIMo OailyMu Privacy Policy I Security Polley Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/04/2026 SAMPLING FREQUENCY SAMPLING TYPE 1/day 1-S 1/day 1-S 1/week G,ab 1/week G,ab O..b Gmb Gnob Gnob Gnob G'" G... 2.Hr Composl!e 2/montt, o.., Gnob Mutured """"""""° MM...... Gnib 0..b 24~ eompc,.it* Con11nuous R....... 2/monlt> G"b O..b Gnib

3800-FM-BCW046212/2016 9 pennsylvania J.a,j' DEPARTME"f OF ENVLRONMENTAL '.a PROTECTION NAME* ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY: FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Final Effluent PARAMETERS REPORTED VALUES PARAMETER FIOW (S0050) Sample Measu,emenl Permit Requirement Faclltty Samplng Point Comment* COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 002 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Application Due: No Discharge: QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS .046 . 046 MGD Monilor&Repor1 Monitor & Repoff A""Mo O.i~ Max Privacy Polley I Security Polley Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/04/2026 SAMPLING FREQUENCY SAMPLING TYPE e,timat* E&tlmall

3800-FM-BCW046212/2016 pennsylvania J...:J OEPARTMEffT OF ENVIRONMENTAL S8 PROTECTION NAME* ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: _F __ ln--a_l E" fl-'-I-'-u--*n--t _______________ _ PARAMETERS REPORTED VALUES PARAMETER ~-(00610) ~MHflJl'ement ~R~lr.ment AlumlntJm, Total (01105) ~ Measoremenl Permit Requirement Flow (50050) ~ Measuremon1 Ptnnit R~wemenl Nalco H150M (51898) SampleMenu,ement P-einnlt Requnmeot ~ . Total(71900) PtnnltRequir9fn9n1 Hydrazine (81313) s.,,p4e Measurement PannlOR-FacHlty Samplng Point Comments COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 003 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Application Due: No Discharge: QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS GG GG mg/L Mooftor&R9P()rt Monitor&Repon A,gMo OallyMall .95 mgll Monltot& Report Monft<< & Report Avg Mo D9ily Max MGD Monl!Of & Rej)Ort Mon11or& Report ,,.Mo .,..,Ma, GG GG mg/L .03 <2 <.2 2 .2 Dai~- GG GG mg/L .007 .007 A,gMo Dai~Mu Privacy Polley I Security Polley Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/04/2026 D SAMPLING FREQUENCY SAMPLING TYPE G,eb 2/month 24--Hr Compoglte 2/monU, 2-HrComf>otM.* 2/monU, Estim&II 2/monU, fllimtte G,ab 2/monU, o,..

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3800-FM-BCW0462 12/2016 pennsylvania J!illl!!J DEPARTMENT Of ENVIRONl"ENT'-L '.a PROTECTION NAME: ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Final Effluent PARAMETERS REPORTED VALUES PARAMETER Tempe,all.N (ct.a Fl (000 11 ) S<<npleMaasuretMnl Pwmlt.Reqolr.ment pH (00400) Sample Measurement Pennlt Requlttmtnl Chromium Total {0103-4) Samp(a Measurement P.m'lil Requirement Copper, TIMI (01042) Sampkl Measurement Penn1tRequlren'81'1t 2'nc, Tolaf (01092) Sample Meiasurement Permit Requhment AkJmlnum. Totel (01105) Sample Measurement -R-Flow (50050) Samp+e Meesurement Penni Requirement Total ReMIUtll Chlorine (TRC) (50060) Samp4e Mea,urement Permit Requl'Ml'll Free Available Chk,tine (50()&4} SllfflPle Measurement Permit RequJr.ment Faclltty $amping Point Comm*nt* COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 004 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Application Due: No Discharge: QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS 'F 110 OaityMax s.u, 6,0 9.0 IM1Mtn IMAX mgn. .2 .2 A,gMo DlyM*x mgn. Moritor & Report Mor&r & Repo,t A,gMo DaltyMax mgn. 1 0 1.0 A,gMo o.ffyMax mgn. Monllor& Rt1)011 Moni1or&Repor1 Daily Max MOO Monlto,& R&pOrt Monitor&Report DellyMax mgn. 1.2!5 Avg Mo IMAX mgn. 2 Avg Mo DellyMu Privacy Policy I Security Policy Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10131/2026 05/04/2026 B SAMPLING FREQUENCY SAMPLING TYPE 1/d*y 1/Wffk Gnob ,..... eo.r,.,.11> 2/monU, °"'" 1/Wffk 24-Hr Compoah9

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3800-FM-BCW046212/2016 8 pennsylvania J~ DEPARTME'fT Of ENVIROM~ENT4l 'a;a PROTECTION NAME: ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: '--Fl_n_al_E_ff_lucce_n_t ______________ _ PARAMETERS REPORTED VALUES PARAMETER Fll:P# (50050) s.rnpte Measurement P-,mft Requirement Faclllty Samplng Point Comment* COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 006 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO OAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR EffecUve To: Permit Exptres: Permit Application Due: No Discharge: QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS .016 MGO Monllor& Report Mon!tor&R~ Ayg Mo Privacy Policy I Security Policy Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/04/2026 SAMPLING FREQUENCY SAMPLING TYPE E1bmale

3800-FM-BCW046212/2016 8 pennsylvania J~ DEPARTl'IENT Of ENVl-l'IENTAL az/1 PROTECTION NAME ENERGY HARBOR NUCLEl>.R CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY: FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Final Effluent PARAMETERS REPORTED VALUES PARAMETER T~hn(degF)(00011) Sample Meaauremerit Pennk Requirement pH (004001 Sample Measurement Pennrt Requirement Fbw (50050) Sampta Measurement Permit Requhment Tolltl ReMdUal Chlonne (TRC) (50080) Sampte Meeaurement Pennll Requl.-.ment NatcoH150M(51899) Sample Musurement ~ Requtr.mem FrH Avalabll Chlome (500&4) Penni! Requirement Facility s.tmplng Point Comm.nts COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 007 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Application Due: No Discharge: QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS 'F 110 DailyMa11 s.u. 6.0 9.0 lntlMin IMAX MGO Monito,& R99<<1 Monilof&Report A,gMo 0.llyMox mg/I. .20 o.i1yMaii mg/I. .034 034 A"'Mo Deity Mu mg/I. ~ A,gMo Daily Max Privacy Policy I Security Policy Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/04/2026 [21 SAMPLING FREQUENCY SAMPLING TYPE 1/dey hS 1/Week Grab Esbmale Grab Grab Grab

3800-FM-BCW046212/2016 pennsylvania ,~ DEPARTMENT or ENVIRON,,,ENT'-1. at:a PROTECTION NAME ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Final Effluent PARAMETERS REPORTED VALUES PARAMETER Tompen,... (deg F)(000\\11 SampteMMSUrement P.mwt R9qulntment pH(00400) Samp+e Measurem41nl Permit Requlremenl Flow (50050) Sample Meesurement PenTllt Requ,r.m.nt Total ResldUBIChlorlne (TRC) (50060) Sample Meesou,ment Petmi.Reql.lffment Nalco H150M (51691) S8mf)le Measurement P,.,,,.R_ FrH Avallabt. Chlorine (50064) SampM, Measutement. Pwml Requlramenl Men::ury. Total (71900) 8ampM, Measurement Permit Requirement FacHlty $amping Point Comm*nt.t COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 010 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Application Due: No Discharge. QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS 67.3 'f 110 Daily Mu 7.8 8.0 S.U, 8.0 9.0 ln1IMri IMAX MGD Monttor&R99<<1 Monll<<&R~ A,gMo Delly Max 07 mg/L .20 GG GG mg/L .0:M .O:M A,gMo DaflyMalt <.03

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mg/L .2 .5 A,gMo Daily Max <.2 C.2 uglL Monitot & Report Monl1or& Report A,gMo Daily Ma,; Privacy Policy I Security Polley Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/04/2026 D SAMPLING FREQUENCY SAMPLING TYPE Hday I/day I/Week Gnlb 1/week Grab I/week Meuured I/week I/week Gnlb ,_k Gnlb 1/weel< 24-Hr Corroosit* 2/mon1h Gn,b 2/monlh Grab

3800-FM-BCW0462 12/2016 8 pennsylvania DEPARTME.tfT OF ENVl~r,!ENTAI. PROTECTION NAME* ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: _Fl_n~al_E_ff_lu_e_n_t ______________ _ PARAMETERS REPORTED VALUES PARAMETER flc,w(50050) Sam91e MHSUNWnent Pwmll R<<iulrement Mercury, Total (71900) sampe Measurement Pemut Req1,11rement FacHlty Sempl ng Point Comment.a COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 011 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Application Due: No Discharge: QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS MGO Monitof &Rt90rt Monlto, IRepon A"!I Mo 0..,,Mu <2 <2 2 .2 Avg Mo Daity Max Privacy Polley I Security Polley Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/3012025 10/31/2026 05/0412026 D SAMPLING FREQUENCY SAMPLING TYPE Ellll'l'\\811 Etdmei. 2/monlh o... 2/monlh O..b

3800-FM-BCW046212/2016 pennsylvania J~ DEPARTMENT OF ENVIRONMENTAL PROTECTION NAME* ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY: FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: _F_ln_a_l Ec..ff_l.cu_en_t _______________ _ PARAMETERS REPORTED VALUES PARAMETER pH (00400) Sample Measurement Permit Requlremen1 Cadmium. Tolal (01027) Sample Measurement Permit Reqmrement Copper, Total (01042) ~ Measuremen1 Penmt R-.qunment Zlnc, Total (01092) Sample Measurement Permit R.ciulrement Flow(50050) Sample Measmement Permit Requiremenl Facility Samplng Point Comments COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 012 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Application Due: No Discharge: QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS 7.6 8.4 s.u. lntlMll'I IMAX <.001 <.001 mglL Monltor&Repcwt Monitor & Report Avg Mo o.ityMax .044 ,057 mglL Monitor&Repo,t Monitor& Report Avg Mo Deity Max .072 .092 mglL Monitor& Report Monitor & Report A"11Mo O&OyMax .oo, .oo, MOO Monitor& Report Monitor& Repor1 A"1!Mo DallyMax Privacy Polley I Security Polley Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/04/2026 SAMPLING FREQUENCY SAMPLING TYPE 2/monlh <l<>b 2/mo,th <l<>b 2/month Greb 2/mo,th G,ab 2/mo,th Gmb G,ab 2/mo,th Gmb 2/moolh G,ab 2/month Esbmate 2/moath E,llmate

3800-FM-BCW0462 12/2016 8 pennsylvania J~ DEPARTMflfT Of ENVIRONMENTAL s:t!/1 PROTECTION NAME ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 150TT STAGE: _F_ln_al'-'E--ffl __ ucc*--n--1 ______________ _ PARAMETERS REPORTED VALUES PARAMETER pHfll04001 ....,.R..,_ Cop9tlf Totltt (01CM2) Sample MltNYfttment PermrtRequlfomem Flow (50050) Samc:N Measurement Pern"IIIRequ,rem.nl F11elOty Samplng Point Comment, COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 01 3 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To* Permit Expires: Permit Apphcallon Due: No Discharge. QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS 16 s.u. ""'1Mr, IMAX <.007 . 011 "'1lll Monllor6 Report Monitor & Report Avg Mo Oalty Mu 002 002 MGD MonllOf & R*po,t Monitor I R*po,t A"'Mo Dat1rM1111 Privacy Polley I Security Polley Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01 /2025 04/30/2025 10/31/2026 05/04/2026 D SAMPLING FREQUENCY SAMPLING TYPE <l<ob Gfob Gfob G,.b Eltimall E-

3800-FM-BCW0462 12/2016 pennsytvania ~ DEPARTMENT OFENVIRO l"ENTAL PROTECTION NAME: ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Internal Monitoring Point PARAMETERS REPORTED VALUES PARAMETER pH(00400) 5ampte Measuremen1 Pennlt Requlremen1 Total S111~ $olds (00530) Sample Measuremenl Pennll Requirement Oil and Grease (00556) Sample Meesuremenl Permit Requlntmenl Ammonia-Nitrogen (00610) Sample Measurement P~ Raqolrwn.nl Fbw(50050) Sampte Measuremenl HydruN (91313) ~ Mea.uremenc flerm11Requlr9fflent Fadlty Samplng Point Comments COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 101 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Apphcat,on Due: No Discharge: QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS 1.0 8.2 s.u. 8.0 9.0 lnetM.t\\ IMAX <4.0 <4.0 mg/I. 30,0 100.0 A"llMo OailyMn < 5.9 9,0 mg/I. 15.0 20.0 A'11Mo Oally MH GG GG mg/I. Monitor&Report Monitor& Report A"!lMo Deity Max .021 .028 MGO Monttor l ReJl(ll't Monl'lorl Raport A"llMo DallyMu GG GG mg/I. Monltor&R~ Meritor& Report A"llMo Dally Mn Privacy Policy I Security Policy Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/04/2026 D SAMPLING FREQUENCY SAMPLING TYPE Onob 1/wNk Onob 1/wNk Omb Onob Gmb Gmb Onob Esbmal> Grab

3800-FM-BCW046212/2016 8 pennsylvania f~ DEPll~EffT Of ENVJR()llji"ENTAL 'aa PROTEC~10N NAME: ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-201 4 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Internal Monitoring Point PARAMETERS REPORTED VALUES PARAMETER pH(004001 Samp+e Measurement ~R~ulromenl Total Suspended $olds (00530) SampHI Measurement Pennil Reqolrement Oil end Gru" (0055&) Sample Measurement Ptnnll~uhment Flow (50050) Sample Measurement Pennll:R~nl FacMffy s.tnplno Point Commtnts COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 102 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Application Due: No Discharge; QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS 1., 7.9 s.u. Inst Min IMAX <8.5 13.0 moll 30.0 100.0 AYg Mo Daily Max <6,0 7.1 moll 15.0 20.0

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3800-FM-BCW046212/2016 pennsylvania D£PARTMENT OF E VIROl,t,IENTAL PROTECTION NAME ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA,,son STAGE: Internal Monitoring Point PARAMETERS REPORTED VALUES PARAMETER pl1 (00<00) Sampte MNSuremenl PMnll Requl,..menl To'81 Su~d Soldt (00530) 5.-npte Measuremenl Penntt Reqwemen1 Od and Greese (00559) 58m91* Meesuremen1 Pwmit R.qulrerMnt Flow (50050) Semple Moullremenl ~R9qUlrtimenl Facility Samplng Point Comment* COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 103 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Application Due: No Discharge: QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS 7.5 7.8 s.u. lnttM.n IMAX <7.1 10.2 mg/I. 30.0 100.0 AvoMo OallyMu <5.0 <5.0 mg/L 15.0 20.0 A,gMo Dally Max = MGO Mon$$ot & Refl0!1 Monllor&Report A,gMo DollyMox Privacy Polley I Security Polley Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/04/2026 SAMPLING FREQUENCY SAMPLING TYPE 2/moftlh G,ab 2/moftlh Gnob 2/moftlh SNP"""' 2hnonlh SNP"""' 2hnonlh G'8b 2hnonlh Grob 2/monlh Estimate 2/monlh

3800-FM-BCW0462 12/2016 8 pennsylvania J~ DEPART t,fT OF ENVIRONi-ENTAL '.:9 PROTECTION NAME* ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Internal Monitoring Point PARAMETERS REPORTED VALUES PARAMETER FIOw (50050) Sampfe Meesurement ~It R-.ulrllment Total RnldualChlorine (TRC) {50060) Sample Measurement Permit Requirement Fac:Utty Samplng Point Comm*nts COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 108 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permil Application Due: No Discharge: QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS MGO ~or lReport Monitor & Repoft A,gMo OailyMa>C mgJl Monitor& Report Monitor& Report Avg Mo OlilyMh Privacy Policy I Security Policy Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/04/2026 0 SAMPLING FREQUENCY SAMPLING TYPE WNktywhen Of~ WHklywhenDfsclltlrglnO Gn,b

3800-FM-BCW0462 12/2016 pennsylvania J~ 0El'ARTME1'T Of ENVIRONMENTAL S:t!!!I PROTECTION NAME* ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Internal Monitoring Point PARAMETERS REPORTED VALUES PARAMETER pH(00400) $.wnptti MMSUr9f'Mfll P1"1TlllRequlremenl Total suspended So~ (00530) Samplt Measuremtnt Permit Requirement OIi and Gre&M (00558) Sample Meatu1ement ~ Requirement Fbw(SOOSO) Sarnpe MeMurement P..-mltR(fqU!remenl F.efflty SWnplng Point Comm*nls COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 111 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Applica~on Due: No Discharge: QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS 6.1 6.5 s.u. 8.0 9.0 Inst Min IMAX

- .2 mg/l 30.0 100.0 Avg Mo Daily MllC

<7.8 mg/l 15.0 20.0 Avg Mo OtilyMH 00'2 002 MGO Monitor& R'9(1tt Monllof& Report A'9Mo O..,,Mu Privacy Policy I Security Policy Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/0412026 D SAMPLING FREQUENCY SAMPLING TYPE 0..b G,ab 1/week G,ab O..b G,ab Grab Estimate

3800-FM-BCW0462 12/2016 pennsylvania DEPARTMEl'fT OF ENVIRQNr,,ENTAl PROTECTION NAME* ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Internal Monitoring Point PARAMETERS REPORTED VALUES PARAMETER pH(00400) S&n-.pltMeesuremen1 ~RequfrerMnt Tot.81 Suspended Solos (00530) SampM, Maa1urement Penntt Requiremenl Oil end Gnta1 !00556) 5amJ)ffl Measuremanl P..-mit Rtqui,.ment ,... 150050) Swnple Menuremanl P<<mitR.ci_ul~t FKlllty Samplng Polnl Comments COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 211 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Application Due: No Discharge. QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS 78 8.3 s.u. 8.0 0,0 lnttMin IMAX <7.3 16.-4 mg/\\. 300 100.0 .,.Mo Daily Mu 5.7 7,2 mg/\\. 15.0 20.0 .,.Mo OaltyM x 002 002 MGO Monllol' & Report MonllOf & Report .,.Mo Privacy Polley I Security Polley Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/04/2026 SAMPLING FREQUENCY SAMPLING TYPE I/week O..b Gnob IIWffk Gm Gnob 1/week G<ab O..b Eabmlll

3800-FM-BCW0462 12/2016 8 pennsylvania DEPARTMEITT OF ENVIRO "1EITTAL PROTECTION NAME. ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Internal Monitoring Point PARAMETERS REPORTED VALUES PARAMETER Tola! Su1pended Solidl (00530) Sample Measurement Perm,t Requlrenwnt Oil and Gruse (00556) Sample Measutemenl Perrnh Requlre1rmnt Flow 150050) Sample MeaWtemenl Pannil Requlr.ment FKNlty Samplng Point Comment, COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 301 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Application Due: No Discharge; QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS mg/\\. 30.0 100.0 A'IIMo o.i~Max mg/\\. 15,0 20.0

"'Mo Daily Mall'.

MGO Mcnlt.or& R~ Monitot&Report A'IIMo """'Max Privacy Polley I Security Polley Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/04/2026 [2) SAMPLING FREQUENCY SAMPLING TYPE Gntb

!/month Grab 1/wNk EtmMla

3800-FM-BCW046212/2016 pennsylvania J~ DE!\\I\\JUMEl'IT OF ENVIRONMENT'-l .:t!!!/1 PROTECTION NAME* ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Internal Monitoring Point PARAMETERS REPORTED VALUES P'-RAMETER oHt00400) ~ltR1quifement Total Susp,Hded Solds (00530) 5amptl Measurement Permit Requirement Oil and GrH1e (00558) Sample Measuremertl Ptf'ffllt Requwement Flow (50050) Sample Measurement ~R9Q\\ll~l Fec:lllty S.mplng Point Comm*nta COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 303 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Application Due: No Discharge. QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS s.u. ln1tMln IMAX 30.0 100.0 A'1!Mo Daily Max mg/l 15.0 20.0 A'1!Mo Dally Max MGD Monkof&R~ Monllor~Report A'1!Mo Del~- Privacy Policy I Security Polley Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/0412026 0 SAMPLING FREQUENCY SAMPLING TYPE 2/mOnlh Gf>b 2/mOnlll Gf>b 2/mOnlh G,ab EslirM1'1

3800-FM-BCW0462 12/2016 pennsylvania DEPARTMENT OF ENVIR()f;l-!ENTAL PROTECTION NAME: ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Internal Monitoring Point PARAMETERS REPORTED VALUES PARAMETER pt< (00'001 Samp6e Meuurement Pennk Requlmnen1 Tolal Sutpendecl Sold1 (00530) ~ Meesurem11n1 Permit Requirement Oil end GreeH (0055&) Sample Measurement Permit RequlrerMnt Flow (50050) Sampte Measurement P.,-mltReqlllfWMflt hcillty s.mplng Point Comments COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 313 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Appl1cabon Due: No Discharge. QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS 7.3 7.9 s.u. 8.0 9.0 Inst Mr, IMAX <4.6 6.0 mg/L 30.0 100.0 Avg Mo OallyMH <4.9 <5,0 mg/L 20 OIIJl)'Max 002 002 MGO Monftof&Report Monltot I. Report 0.1trMa11 Privacy Policy I Security Polley Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/04/2026 SAMPLING FREQUENCY SAMPLING TYPE 1/week G<ab G,ob 1/'week G,ob G,ob a..

G,ob Etbmale

3800-FM-BCW0462 12/2016 pennsylvania J~ DEPARTMElfT Of EN\\/IRONMENTAL '.:tl!!I PROTECTION NAME* ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEA\\/ER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Internal Monitoring Point PARAMETERS REPORTED VALUES PARAMETER pH (00400) Samp4e MMSUre~I f>.ttmllRequlr.menl Total Su~ Sold1 (00530) Sampe Measurement Permit Requirement Oil end GreeH (0055&) Sampki Measurement ~R~i,..mtnt Flow (50050) Sample Measurement ~ Requnm,tot Facility Samplng Point Comm*nts COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 401 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Application Due: No Discharge: QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS 7.9 s.u. 8.0 Inst Mr, <4,0 < 4.0 mglL 30.0 100.0 A'11Mo Daily Max <4,9 <5,0 mglL 15.0 20.0 A'11Mo Oalt)'Ma,: 001 001 MGO Monllof & R11port Monitor&~ A'11Mo OellyMe* Privacy Policy I Security Polley Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04101/2025 04/30/2025 10/31/2026 05/04/2026 SAMPLING FREQUENCY SAMPLING TYPE 2/monlh Gnlb 2/monlh G,.b 2/monlh o.., 2/monlh Gnlb 2/monlh Gmb 2/monlh Gnlb

3800-FM-BCW046212/2016 8 pennsylvania r~ DEPARTMENT OF ENIII.RONMENTAL 'aa PROTECTION NAME: ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY: FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Internal Monitoring Point PARAMETERS REPORTED 1/ALUES PARAMETER pH (00400) Sample Measurement P9ffflltReqw'ltmenl Tolal su,p,mded Solds {00530) Sample Measurement Pennfl Requirement Oil end Greese (00556) $&rnpW Measurement Pkmit Requirement Arnmonla~ itrogen (00610} Sampte Measurement Pennlt Requirement Chromium, Total (01034) Sample MeeSllrement Pennlt Requl,.ment Zinc, Total (01092) 5amJ>le Measurt1menl Permit Requirement f low (50050) Sample Measurement Permit R&quirement T01e:t Residual Chlorine (TRC) (50060) Se,mpte Measurement Permit Requirement Natco H150M (51898) Samp4e Measurement Pennlt Reqoirement Hydraute (81313) $ampie Measurement Pennit ReQUlremenl FecRlty Samplng Point Comments COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 403 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: OMR Effective From: DMR Effective To: Permit Expires: Permit Application Due: No Discharge: QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS s.u. 8,0 9,0 Inst Mn IMAX mg/I. 30,0 100.0 Avg Mo Oally MaJI mg/I. 15.0 20.0 A... Mo Dally Max mg/I. Monitor & Repor, Monhor &Report 0 8'1y M8lt mg/I. 2 .2 A... Mo 03lly Mo mg/I. 1,0 1.0 Avg Mo Delty Mu MOD Monitor & Report Monftof& Report Dally Max mg/I. 1.25 IMAX mg/I. .034 .034 Delly Max mg/I. .007 .007 A\\'gMO Daily Max Privacy Policy I Security Policy Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/04/2026 B SAMPLING FREQUENCY SAMPLING TYPE Wffkly when Discharging c... Weekly when Olsc:hwglng c... WHl<ly when Discharging o... WMkly when Oiacha,glng a..

Weekly when Discharging O..b Weekly when Olschatglng o...

Weekly when Discharging Estimate Weekly Wh&n 01scharglng G'8b w.. k1y when Discharging G,.b Weekly when Dischs,rging Gntb

3800-FM-BCW0462 12/2016 pennsylvania J~ DEPARTMEtfT OF ENVIRONMENTAL '.:t/!!!I PROTECTION NAME: ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY* FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Internal Monitoring Point PARAMETERS REPORTED VALUES PARAMETER pH (00400) Sample Measurement Permit Requlremenl Total Suspended Solds (00530) Sample Measuremenl Permit Requirement OIi and Grease (00556) Sample Measurement Pwmit Requirement Ammonia-Nitrogen (00610) Sampe Measurement P.rmlt Requirement Flow (50050) Samp+e Measurement Permit Requirement Hydrazine (81313) Sample Measurement Permit Requl,.ment Faclllty Samplng Point Comments COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA002561 5 601 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permil Applicalion Due: No Discharge: QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS s.u. 6.0 9.0 Inst Min IMAX mg/I. 30.0 100.0 A'11M<> Dally Max mg/I. 15.0 20.0 Avg Mo OallyMait mg/I. Monltor&Report Monitof'" & Report A"IIM<> Delly Max MGO Monltor&Report Monitor & Report A""Mo Dally Max mg/l. Monitor & Report Monitor& Report Avg Mo Daily Max Privacy Policy I Security Policy Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/04/2026 121 SAMPLING FREQUENCY SAMPLING TYPE G'9b 1/week G,.b 1/week G,.b Grab 1/week Estimate 1/week G,.b

3800-FM-BCW046212/2016 pennsylvania r..m DEPAIHMElfT Of ENVIRONMENTAL PROTECTION NAME ENERGY HARBOR NUCLEAR CORP ADDRESS: 168 E MARKET ST, AKRON OH, 44308-2014 FACILITY FIRSTENERGY BEAVER VALLEY POWER STATION 1 LOCATION: PA ROUTE 168, SHIPPINGPORT PA, 15077 STAGE: Internal Monitoring Point PARAMETERS REPORTED VALUES PARAMETER pH (00400) .....,Roqunmont Tol&I SUgpended Solds (00530) Swnple Measurement Permit Requm,ment Oil and GnNIH (00556) Samp4e Measurement Pwmil.Requ,,_,,..,,t N'M"IOf16Hllltrogen (00810) P<<ml Requirel"Mnt Flow 150050) PennitReqllhmenl Hydradnt (81313) Fac:lltty Samplng Point Comm.nts COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) PA0025615 701 PERMIT NUMBER OUTFALL NUMBER MONITORING PERIOD YEAR MO DAY YEAR MO DAY FROM 2025 04 01 TO 2025 04 30 Reporting Frequency: DMR Effective From: DMR Effective To: Permit Expires: Permit Apphcahon Due: No Discharge. QUANTITY OR LOADING QUANTITY OR CONCENTRATION VALUE VALUE UNITS VALUE VALUE VALUE UNITS SU 80 9.0 ln,IM<> IMAX 30.0 100.0 Avg Mo Daily Max 15.0 20.0 A,gMo O.lyMax Mentor& Report A,gMo MGO Monil:or & Report Monitor & Report A,gMo Doi~- Monitor & Repon Moritot & Repon. A,gMo DailyMu Privacy Policy I Security Policy Copyright ©2016 Commonwealth of Pennsylvania. All Rights Reserved Monthly 04/01/2025 04/30/2025 10/31/2026 05/04/2026 B SAMPLING FREQUENCY SAMPLING TYPE Gnob Gnob Gn,b Gn,b

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3800-FM-BCW0462 12/2016 g pennsylvania r~ DEPARTMENT OF ENVIRONMENTAL '.:t!/1 PROTECTION ATTACHMENT DETAILS FlleNMM Apnl 2025 Da.ly Ell'luent Forms pdf APRIL 2025 Chemical Addit,ves,pdf Af)nl 2025 Cootlng Water lntake,pctf ~R Cover latter APRIL 2025 **-,,ned.pdf PERMIT VIOLATIONS Non-Compliance ID E¥ent Start 0.te E.,.nt End Date UNAUTHORIZED DISCHARGES Parameter Limit Type COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION BUREAU OF CLEAN WATER DISCHARGE MONITORING REPORT (DMR) Attachment Tyi,. UpkNlded Tlme Dady Effklent Monltoong Fotm 2025-05-27T13;47 04-04 00 Chemical Addrtlvet Usage Form 2025-05-27T13*<< 43-0,i 00

Othe, 202S-05-.2:7T13.45 46-04 00 CoYo<Lette<

2025-CS-27T13*43 42.(),a 00 Cooling Water ntaH Reported Vetue PermltUmft Unit S.mpNng Point Cauu Of Non--Compliance Attachment Comment& COfffci:N'e Action Comments N~ompllanu ID Event Start Data E.,.nt End Date Date and Tln'le Discovered Substance Discharged Ev.nt Location Volume (gal) DuraUon (hn) R.celvlng Waters Impact On Waters CauH Of Discharge Date and Tim. DEP Notm.d °'" Comments OTHER PERMIT VIOLATIONS Non..Comptlanea ID Non-<:ompNance Type S.mp"ng Po4nt Parameter Reported Vatue Parmtt Limit Comm.ms COMMENT DETAILS ComnMnts Opem.or N*m. OperatOf" Cont.ct Numbef' SUBMISSION INFORMATION

Pursuant to the Pennsylvania ElectronJc Transactions Act - Act 69, effective January 15, 2002, you are about to engage In an electronJc transaction TELEPHONE DATE with the Commonwealth of Pennsytvama. You are submitting official Information. You certify under penalty of law that this document and all Robert Krlstophel (724) 682-7773 2025 attachments were prepared under your direction or supervistOn in accordance with a system designed to assure that quahfied personnel gather and 05 28 evaluate the information submitted. Based on your inquiry of the person or persons who manage the system or those persons directly responsible for SUBMITTED BY gathering the information, the Information submitted is, to the best of your knowledge and beHef, true, accurate and complete. You are aware that any AREA CODE NUMBER YEAR MO DAY false statement may be subject to substantial civil and criminal penalties, including 18 P.S. section 4904 (relating to unswom falslfication to authorities).

L-25-120 ENCLOSURE B

~ l 3800-FM-BCW0439 3/2014 r ~:~N~~!o~~A~!O~ CTION SUPPLEMENTAL REPORT - CHEMICAL ADDITIVES USAGE Facility Name: Beaver Valley Power Station - Unit 1 Month: April Year: 2025 Municipality: Shippingport Borough County: Beaver NPDES Permit No.: PA0025615 Outfall: _0_0_1 ___ _ Watershed: Ohio River Renewal application due 180 days prior to expiration. This permit will expire on: October 31, 2026 Chemical Names control Brom 1.,1:)* surtactant Dispersant Nalco IACtl Brom Nalco BIOCide Nalco Dechlormat1on Bleach Liquichlor 70 Nalco 73550 3D1-120 1318 H-150M Nalco 7408 Nalco CL-50 Dav gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons 1 420.0 34.0 0.0 25.0 0.0 0.0 46.0 0.0 2 443.0 35.0 0.0 25.0 0.0 0.0 47.0 0.0 3 424.0 50.0 0.0 25.0 0.0 0.0 46.0 0.0 4 424.0 34.0 0.0 25.0 0.0 0.0 47.0 0.0 5 229.0 23.0 0.0 25.0 0.0 0.0 45.0 0.0 6 309.0 23.0 0.0 25.0 0.0 0.0 45.0 0.0 7 550.0 35.0 0.0 25.0 0.0 0.0 45.0 0.0 8 550.0 35.0 0.0 25.0 0.0 0.0 46.0 0.0 9 0.0 0.0 0.0 25.0 0.0 0.0 46.0 0.0 10 519.0 35.0 0.0 25.0 0.0 0.5 46.0 10.0 11 550.0 35.0 0.0 25.0 0.0 0.0 46.0 0.0 12 481.0 23.0 0.0 25.0 0.0 0.0 44.0 0.0 13 412.0 23.0 0.0 25.0 0.0 0.0 44.0 0.0 14 351.0 29.0 0.0 25.0 0.0 0.0 46.0 0.0 15 382.0 33.0 0.0 25.0 0.0 0.0 46.0 0.0 16 389.0 34.0 0.0 25.0 0.0 0.0 46.0 0.0 17 412.0 33.0 0.0 25.0 0.0 0.0 46.0 0.0 18 403.0 33.0 0.0 25.0 0.0 0.0 45.0 0.0 19 404.0 23.0 0.0 25.0 0.0 0.0 47.0 0.0 20 0.0 0.0 0.0 25.0 0.0 0.0 41.0 0.0 21 0.0 0.0 0.0 25.0 0.0 0.0 44.0 0.0 22 0.0 0.0 0.0 25.0 0.0 0.0 41.0 0.0 23 0.0 0.0 0.0 25.0 0.0 0.0 44.0 0.0 24 0.0 0.0 0.0 25.0 0.0 0.0 44.0 0.0 25 0.0 0.0 0.0 25.0 0.0 0.5 44.0 10.0 26 0.0 0.0 0.0 25.0 0.0 0.0 47.0 0.0 27 0.0 0.0 0.0 25.0 0.0 0.0 48.0 0.0 28 0.0 0.0 0.0 25.0 0.0 0.0 44.0 0.0 29 0.0 0.0 0.0 25.0 0.0 0.0 39.0 0.0 30 0.0 0.0 0.0 25.0 0.0 0.0 43.0 0.0 31 Average 255.1 19.0 25.0 0.0 44.8 0.7 Maximum 550.0 50.0 25.0 0.5 48.0 10.0 I certify under penalty of law that this document was prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fine and imprisonment for knowing violations. See 18 Pa. C.S. § 4904 (relating to unsworn falsification). Prepared By: Darren Bollman License No.: -----------------

Title:

Environmental Specialist Date: 5/22/2025 lbs

~ L 3800-FM-BCW0439 3/2014 ~ e.:~N~~!0~.~.~~o?.cnoN SUPPLEMENTAL REPORT-CHEMICAL ADDITIVES USAGE Facility Name: Beaver Valley Power Station - Unit 2 Month: April Year: _2_0_2_5 ___ _ Municipality: Shippingport Borough County: Beaver NPDES Permit No.: PA0025615 Outfall: _0_0_1 ___ _ Watershed: Ohio River Renewal application due 180 days prior to expiration. This permit will expire on: October 31, 2026 Chemical Names Control Brom \\;ts-

sunactant uIspersant Nalco sIocIae Nalco oecnIorInatton IACtl Brom Nalco Bleach Liquichlor 70 Nalco 73550 3OT-120 H150-M Nalco 7408 1318 Dav gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons 1

421.0 23.0 0.0 16.0 0.0 0.0 0.0 2 386.0 21.0 0.0 16.0 0.0 0.0 0.0 3 399.0 22.0 0.0 16.0 0.0 0.0 0.0 4 345.0 21.0 0.0 16.0 0.0 0.0 0.0 5 372.0 23.0 0.0 16.0 0.0 0.0 0.0 6 316.0 23.0 0.0 16.0 0.0 0.0 0.0 7 388.0 23.0 0.0 16.0 0.0 0.0 0.0 8 523.0 35.0 0.0 16.0 0.0 0.0 0.0 9 499.0 34.0 0.0 16.0 0.0 0.0 0.0 10 340.0 18.0 0.0 16.0 0.0 0.0 0.0 11 285.0 20.0 0.0 16.0 0.0 0.0 0.0 12 364.0 23.0 0.0 16.0 0.0 0.0 0.0 13 146.0 23.0 0.0 16.0 0.0 0.0 0.0 14 340.0 23.0 0.0 16.0 0.0 0.0 0.0 15 364.0 18.0 0.0 16.0 0.0 0.0 0.0 16 399.0 20.0 0.0 16.0 0.0 0.0 0.0 17 399.0 21.0 0.0 16.0 0.0 0.0 0.0 18 437.0 23.0 0.0 16.0 0.0 0.0 0.0 19 404.0 23.0 0.0 16.0 0.0 0.0 0.0 20 373.0 23.0 0.0 16.0 0.0 0.0 0.0 21 635.0 35.0 0.0 16.0 0.0 0.0 0.0 22 635.0 35.0 0.0 16.0 0.0 0.0 0.0 23 607.0 35.0 0.0 16.0 0.0 0.0 0.0 24 793.0 41.0 0.0 16.0 0.0 0.0 0.0 25 651.0 41.0 0.0 16.0 0.0 0.0 0.0 26 761.0 41.0 0.0 16.0 0.0 0.0 0.0 27 727.0 40.0 0.0 16.0 0.0 0.0 0.0 28 563.0 23.0 0.0 16.0 0.0 0.0 0.0 29 670.0 31.0 0.0 16.0 0.0 0.0 0.0 30 736.0 41.0 0.0 16.0 0.0 0.0 0.0 31 Average 475.9 27.4 9.9 16.0 Maximum 793.0 41.0 27.0 16.0 I certify under penalty of law that this document was prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fine and imprisonment for knowing violations. See 18 Pa. C.S. § 4904 (relating to unsworn falsification). Prepared By: Darren Bollman License No.: -----------------

Title:

Environmental Specialist Date: 5/22/2025 lbs

~ P.:~- ~~~R~~(~ A~~~CTION 3800-FM-BCW0439 3/2014 SUPPLEMENTAL REPORT* CHEMICAL ADDITIVES USAGE Facility Name: Beaver Valley power Station Year: 2025 Month: _A.... p_r_il ________ _ NPDES Permit No.: PA0025615 Outfall: 003 Municipality: Shippingport Borough County: _B_e_a_v_e_r ______ _ Watershed: Ohio River Renewal application due 180 days prior to expiration. This permit will expire on: October 31, 2026 Chemical Names RO Antlscalant Klarald IC1172 Nalco Ultrlon Hypersperse Coagulant Coagulant Dav gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons 1 0.0 1.68 0.72 2 0.0 0.95 0.72 3 0.0 0.14 0.72 4 0.0 0.8 0.72 5 0.0 1.24 0.72 6 0.0 0.0 0.72 7 0.0 0.95 0.24 8 0.0 1.54 0.0 9 0.0 0.95 0.0 10 0.0 0.0 0.0 11 0.0 0.95 0.49 12 0.0 1.61 0.72 13 0.0 0.0 0.72 14 0.0 0.95 0.72 15 0.0 1.46 0.72 16 0.0 0.73 0.72 17 0.0 0.28 0.72 18 0.0 0.95 0.72 19 0.0 1.32 0.72 20 0.0 0.0 0.72 21 0.0 0.95 0.72 22 0.0 1.39 0.72 23 0.0 0.88 0.72 24 0.0 0.0 0.72 25 0.0 0.95 0.72 26 0.0 1.02 0.72 27 0.0 0.0 0.72 28 0.0 1.02 0.72 29 0.0 1.39 0.72 30 0.0 0.73 0.72 31 0.0 0.0 0.0 Average 0.8 0.6 Maximum 1.7 0.7 I certify under penalty of law that this document was prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fine and imprisonment for knowing violations. See 18 Pa. C.S. § 4904 (relating to unsworn falsification). Prepared By: Darren Bollman License No.: ------------------

Title:

Environmental Specialist Date: 5/22/2025 lbs

G' ~!!,~;):'~~~~ SUPPLEMENTAL REPORT* CHEMICAL ADDITIVES USAGE 3800-FM-BCW0439 3/2014 Year: 2025 Facility Name: Beaver Valley Power Station - Unit 1 Month: _A~p_r_il ________ _ PA0025615 Outfall: 004 Municipality: Shippingport Borough County: Beaver NPDES Permit No.: Watershed: Ohio River Renewal application due 180 days prior to expiration. This permit will expire on: October 31, 2026 Chemical Names oech1or1nat1on Nalco 7408 Dav gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons 1 0.0 2 0.0 3 0.0 4 0.0 5 0.0 6 0.0 7 2.0 8 0.0 9 0.0 10 0.0 11 0.0 12 0.0 13 0.0 14 0.0 15 0.0 16 0.0 17 0.0 18 0.0 19 0.0 20 0.0 21 0.0 22 0.0 23 0.0 24 0.0 25 0.0 26 0.0 27 0.0 28 0.0 29 0.0 30 0.0 31 Average 0.1 Maximum 2.0 I certify under penalty of law that this document was prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fine and imprisonment for knowing violations. See 18 Pa. C.S. § 4904 (relating to unsworn falsification). Prepared By: Darren Bollman License No.:

Title:

Environmental Specialist Date: -s_,,,..2-2-,2-0_2 ___ 5 ____________ _ lbs

P.:~. ~~!~~E~ A~~O?.CTION 3800-FM-BCW0439 3/2014 SUPPLEMENTAL REPORT-CHEMICAL ADDITIVES USAGE Facility Name: Beaver Vallley Power Station Month: _A~p_r_il ________ _ Year: 2025 Municipality: Shippingport Borough County: _B_e_a_v_e_r ______ _ NPDES Permit No.: PA0025615 Outfall: 010 Watershed: Ohio River Renewal application due 180 days prior to expiration. This permit will expire on: October 31, 2026 Chemical Names Control-Brom CB-Biocide Dechlorination Corrosion lnhib. 70 Nalco H-150M NALCO 7408 NALCO CL-50 Bleach - Liquichlor Dav gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons 1 0.0 0.0 17.97 0.0 0.0 2 0.0 0.0 17.97 0.0 0.0 3 0.0 0.0 17.97 0.0 0.0 4 0.0 0.066 17.97 0.066 0.0 5 0.0 0.0 17.97 0.0 0.0 6 0.0 0.0 17.97 0.0 0.0 7 0.0 0.0 17.97 0.0 0.0 8 0.0 0.0 17.97 0.0 0.0 9 0.0 0.0 12.14 0.0 0.0 10 0.0 0.0 9.23 0.0 0.0 11 0.0 0.0 9.23 0.0 0.0 12 0.0 0.0 9.23 0.0 0.0 13 0.0 0.0 9.23 0.0 0.0 14 0.0 0.0 9.23 0.0 0.0 15 0.0 0.0 9.23 0.0 0.0 16 0.0 0.0 9.23 0.0 0.0 17 0.0 0.066 9.23 0.066 0.0 18 0.0 0.0 9.23 0.0 0.0 19 0.0 0.0 9.23 0.0 0.0 20 0.0 0.0 9.23 0.0 0.0 21 0.0 0.0 9.23 0.0 0.0 22 0.0 0.0 9.23 0.0 0.0 23 0.0 0.0 9.23 0.0 0.0 24 0.0 0.0 9.23 0.0 0.0 25 0.0 0.0 9.23 0.0 0.0 26 0.0 0.0 9.23 0.0 0.0 27 0.0 0.0 9.23 0.0 0.0 28 0.0 0.0 9.23 0.0 0.0 29 0.0 0.0 9.23 0.0 0.0 30 0.0 0.0 9.23 0.0 0.0 31 Average 0.0 11.7 0.0 Maximum 0.1 18.0 0.1 I certify under penalty of law that this document was prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fine and imprisonment for knowing violations. See 18 Pa. C.S. § 4904 (relating to unswom falsification). Prepared By: Darren Bollman

Title:

Environmental Specialist License No.: Date: -s-,-2-2-,2-0_2_5 ______________ _ lbs

~ l 3800-FM-BCW0439 3/2014 ~ ~:~N~~rO~ E~ .~~O~ CTJON SUPPLEMENTAL REPORT. CHEMICAL ADDITIVES USAGE Facility Name: Beaver Valley Power Station - Unit 1 Secondary Month: April Year: 2025 Municipality: Shippingport Borough County: Beaver NPDES Permit No.: PA0025615 Outfall: No Outfall Watershed: Ohio River Renewal application due 180 days prior to expiration. These feedwater additives are not typically discharged. They are reported to align with DEP guidance. This permit will expire on: October 31, 2026 Chemical Names Monoethanolamine Hydrazine PTTOOO Dav gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons 1 6.0 0.0 f---- 2 6.0 0.0 3 6.0 0.0 4 6.0 0.0 5 7.0 2.0 6 6.0 0.0 7 6.0 0.0 8 6.0 0.0 9 6.0 0.0 -- 10 6.0 0.0 11 7.0 0.0 12 7.0 0.0 13 7.0 0.0 14 7.0 0.0 15 7.0 2.0 16 7.0 5.0 17 7.0 3.0 18 6.0 3.0 19 6.0 3.0 20 6.0 4.0 21 6.0 0.0 22 6.5 0.0 23 6.5 0.0 24 6.5 0.0 25 6.5 0.0 26 6.5 0.0 27 6.0 0.0 28 6.0 0.0 29 6.0 0.0 c--- 30 6.0 0.0 31 Average 6.4 0.8 Maximum 7.0 5.0 I certify under penalty of law that this document was prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fine and imprisonment for knowing violations. See 18 Pa. C.S. § 4904 (relating to unsworn falsification). Prepared By: Darren Bollman License No.: -----------------

Title:

Environmental Specialist Date: 5/22/2025 lbs

~ l 3800-FM-BCW0439 3/2014 ~ ~:~NT~~ra~~~~a?ecnaN SUPPLEMENTAL REPORT-CHEMICAL ADDITIVES USAGE Facility Name: Beaver Valley Power Station - Unit 2 Secondary Month: April Year: _2_0_2_5 ___ _ Municipality: Shippingport Borough County: Beaver NPDES Permit No.: PA0025615 Outfall: No Outfall Watershed: Ohio River Renewal application due 180 days prior to expiration. These feedwater additives are not typically discharged. They are reported to align with DEP guidance. This permit will expire on: October 31, 2026 Chemical Names Monoethanolamme Hydrazine PT7000 Dav gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons lbs gallons 1 13.0 2.0 2 14.0 0.0 3 13.0 0.0 4 13.0 0.0 5 13.0 0.0 6 13.0 1.0 7 13.0 0.0 0---- 8 14.0 0.0 9 13.0 0.0 10 13.0 0.0 11 13.0 0.0 12 13.0 0.0 13 13.0 0.0 14 14.0 0.0 15 14.0 1.0 16 14.0 0.0 17 14.0 0.0 18 13.0 0.0 19 13.0 0.0 20 13.0 1.0 21 13.0 1.0 22 13.0 1.0 23 13.0 0.0 - I--- 24 13.0 0.0 25 13.0 2.0 26 13.0 0.0 27 13.0 0.0 ~ 28 13.0 0.0 29 15.0 0.0 30 10.0 0.0 31 Average 13.3 0.3 Maximum 15.0 2.0 I certify under penalty of law that this document was prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel gather and evaluate the infonmation submitted. Based on my inquiry of the person or persons who manage the system or those persons directly responsible for gathering the infonmation, the information submitted is, to the best of my knowledge and belief, true, accurate and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fine and imprisonment for knowing violations. See 18 Pa. C.S. § 4904 (relating to unswom falsification). Prepared By: Darren Bollman License No.: -----------------

Title:

Environmental Specialist Date: 5/22/2025 lbs

L-25-120 ENCLOSURE C

g pennsylvania F~ DEPARTMENT OF ENVIRONMENTAL. ,._ PAOTECTIOO Facility Name Munic1pa\\1ty* Watershed Laboratones 8Hver Valley Pow*r Station Shippingport Borough 20-8 TestAmerica, BVPS Lab Flow pH 1 MGO Q s.u. Su, 3/30/25 Mo, 3/31/25 Tu, /1'25 20.6 8.0 Wod 4f2125 20.9 Thu <13125 19.0 Fa <1<125 20.6 Sal ,15125 20.8 2 Su, -116/25 22.4 Mo, "'7/25 24.2 8.2 Tu, 4/8/2.5 23.9 Wad <19/25 24.1 Thu 4/10125 21.4 Fn 4/11125 24.2 Sal 4/12/25 20.8 3 s u, 4/13125 20.1 Mo, 4/14/25 18.4 7.7 T,e 4/15125 17.2 Wed 4/16125 18.5 Thu 4/17/25 19.5 Fa 4/18125 16.0 Sat 4/19125 16.4 4 su, 4/20/25 27.4 Mo, 4121125 25.8 7.7 Tu, 4/22/25 28.5 Wad ~ 27.6 Thu 4/24/25 27.5 Fa <125/25 28.4 Sat <128/25 24.5 --r ~ 4127125 19.1 Man <128/25 14.7 8.2 Tu, <129/25 18.0 Wad 4/30125 20.4 Thu 5/1125 Fa 512125 Sal 513125 Dally Mnlnun (Cone.) 7.7 oat, Ma1urrum (Cone) 1.2 Ma AV9 w~ (Cone.) AVV Monlhtr (Cone.) Gtotnltl1c~(Conc.) MuAvgWeell:ty(toad) 27.1 Avg~(Lo.d) 21.7 Totat~ (Load) 650.9 .,..,,.......... (lo,d) 14.7 OalfMaxm.m(lOld) 28.5 Q 3100-FM<<WMll >12012 SUPPLEMENTAL REPORT DAILY EFFLUENT MONITORING Month 4 ,..........-1 Year-2025 County Beaver Permit No. PA0025615 Outfall: "'0"'0.,.1 ----- Renewal appi1cabon due 180 days pnor to expiration. This permit 'Nill exptre on _O_c_to_b_er_3_1~, 2_0_2_6 _____ _ TRC Free Available Temperature NHJ-N Total Aluminum Total Chromium Chlorine 1 1 mall Q mall Q "F Q ma,l Q - Q 0,02 0.03 63.1 0.21 0.02 66.2 0.02 82.9 0.02 74.7 0.02 72.8 0:02 69.7 0.03 0.14 64.7 5.5 0.11 67.3 0.16 62.2 0.02 68.4 0.02 67.5 0.02 67.6 0.02 64.3 0.07 0.02 73.7 0.02 74.5 0.02 68.4 0.02 68.3 0.02 73 0.02 85.6 0.02 0.02 73.9 0.03 0.02 79 0.06 74.3 0.02 70.9 0.02 74.7 0.02 82.2 0.02 75.5 0.02 69 0.06 0.02 66.4 - 0.07 76.6 0.02 71.3 0.02 0.02 62.2 0.21 0.07 0.16 15.6 5.5 0.07 0.07 76 5.5 0.04 0.04 71.6 2.16 11 1110 7 573 193 17192 3 2 38 11 32 1110 I c<<tlfy undtf penally of l.wthal tn doWrrWlt...,.. prwpwed undlJ ~ direction or..,.,.rv.ion Fl 8C00Jd9nce wlh tiY*em ~ to --.,r1 tha quailled pef'90Mel gather and ev--te the lnfoffntlon tubn-iled. Bned on~ lnqury of the pnon or per9llnS ¥rlho nw-.ga lhe sysarn or lhoN pwsons *~ rHflO"llit for vathem9 lhe i'llomwtion, lhe rlformationsubrrilted ll, lo the belt of~ lcnov,fedge and belef, true, accunrt and con,,ll. I em.....,. It'.- lhwt &ignlftcantpnlls for allmtbng r.. nfonnbon, lncb:ti,glhepoal)lty of lln nd lmprilonmnt IOI kn<,,w,gvtolHons. S.. 18 P. c.s. S 4904 (reetl'\\gkl Ul'ISY<<lffl llftlbtion). Prepared By: Darren Bollman License No.: Trtte Environmental Specialist Date: ~5~/1~9~/2~0~2~5-------------- Total Copper Total Iron Total Mercury Total Zinc Hydrazine Natco H150M Total Phenollcs 1 Q Q mall. Q mall Q mall Q - Q mall Q mall 0.0056 0.49 0.0002 0.012 0.012 7.9 0.0002 0.01 0.0056 0.49 0.0002 0.01 0.012 7.9 0.0002 0.012 0.012 7.9 0.0002 0.012 0.0088,- 4.2 0.0002 0.011 2 159' 0.04 2 2 839 0.04 2 51 25179 1 81 1 0.03 2 2 1594 0.04 2

G' pennsylvania DEMR'ENT OF ENVIRC)t,jMENTAL PROTfCTION Facility Name: Beaver Valley Power Station Municipality* Watershed Laboratones; Shippingport Borough TestAmerica, BVPS Lab Flow 1 MGO Q 1 Su, 3/J0/25 ,_ ~ n Tue 3131125 4/1125 Wed 4/2/25 Thu 4/3125 Fa 4/4125 Sat 4/5125 2 s u, 4/6/25 Mon 4/7f25 0.04& Tue 418125 Wed 419125 Thu 4/10/25 Fa 4111/25 Sat 4/12125 3 Sun 4113125 Mon 4/14125 0.046 Tue 4115125 Wed 4/16125 Thu 4117125 Fn 4/18125 Sat 4119/25 4 Sun 4/20/25 I-Mon 4/21/25 0.046 Tue 4122125 Wed 4/23/25 Thu 4/24/25 Fn 4125125 Set 4/2IJl2.5 5 Sun 4127'25 Mon 412&125 0.046 Tue 4129/25 Wed 4/30/25 Thu 5/1/25 Fn 5/2/25 Set 5/3125 D*lly Mlninum (Cone.) Oat,, Mnm.lm (Cone) Max A..-g Wffktf (Cone.) Avg Monlhtt (Cone.) Geof'Mlric: MtM (Conc.) MaxAY9W~ (load) 0.045 AvgMonthly(load't 0.048 Total~(loed) 0.184 --flood) 0,0.tS 0.,............ (Lood) 0.048 Q SUPPLEMENTAL REPORT DAILY EFFLUENT MONITORING Month 4 (MM<t numbw) Year. 2025 County: Beaver Permit No. PA0025615 Outfall* 02 ____ Renewal application due 180 days prior to expiration. This permit win expire on ...;O...;c.;.;t*...;b.;..*r;..3...;1.._, 2;;;;0...;2.;..6 _____ Q Q Q Q Q I c<<wy undlf penally of l.w ttwt Im~ wn pteplAd i.rott "'I dr.cllort or tupeMlion In acco,dance ¥lilh *.,.. Mi dHigMd * *.,.,. thlil quaifttd pertOMel gathef ar'ld...,..,.. the lnbmltion tubrNIM BNed on "'I lnqwy of t,a pe,901'1 or,_..,. WlO rT'Wllgl lhe ~Of lhoN pnons ~~to, gatherl,g lhe hfomwtion, the lnforff9don ~la. to the bHI: ol my lcncMledgil and beW true, acanl:I and con-"'9t*. I am._ lhltlhlr*-.igr,fficartpenltitsfrotumtbngfatseinfom'lltiM. indJdngtheposellltyol l'neand~fOfknov,ingvioationl. See18Pa.C.S. f-4904 (ralnglouMwomlahiflcalion). Prepared By: Darren Bonman License No.: Trtle* Environmental Specialist Date: -=5"'12"1"'12"0"'2""5 _____________ Q Q Q Q Q Q Q

g pennsylvania 3100~M-BCW0431 3/2012 DEPARTMENT OF ENVJROfllMEl'lTAl. SUPPLEMENTAL REPORT PROTECTION DAILY EFFLUENT MONITORING Facility Name: Beaver Valley Power Station Month: 4 (setec:t number) Year: 2025 Munteipality: Shippingport Borough County: Beaver Permit No.: -PA0025615 Outfall: 003 Watershed: 20-8 Renewal applicatlon due 1 BO days prior to expirafion. Laboratories: TestAmerica, BVPS Lab This permit will expire Off October 31, 2026 Flow NH3-N Total Aluminum Total Mercury Hydrazine Nalco H150M 1 1 1 1 MGO Q s.u. Q moll Q Q moll Q moll Q Q Q Q Q Q Q Q Q 1 Sun 3130/25 Mon 3/31'25 Tue 411/25 0,43 0.0002 Wed 4f2f25 0.44 0.29 Thu 4/3/25 Fn 4/4/25 Sal 4/5/25 2 Sun 416125 Mon 4f7/2.5 0.49 0.0002 Tue 4/Bn.S 0,44 1.6 Wed 4'9/25 Thu 4/10/25 Fn 4111/25 Sat 4/12/25 3 Sun 4/13/25 Mon 4/14/25 Tue 4/1 5/25 Wed 4/16/25 Thu 4/17/25 Fn 4/18/25 Sat 4/19/25 4 Sun 4/20/25 Mon 4/21/25 Tue 4122/25 Wed 4/23125 Thu 4124125 Fn 4/25/25 Sat 4/26125 5 Sun 4/27!25 Mon 4/28'25 Tue 4/29125 Wed 4/30/25 Thu 5/1/25 Fn 5f2f25 Sat 513125 Oalf Minimum (Cone.) 0.29 0.0002 DIIV MaiTIUm (Cone) 0.0002 Ma Avg Wffktf (Cone.) 0.0002 Avg Mon~ (cone.) 0.95 0.0002 Geoffll'tricMNn (Conc.) MIJfAvgWeekfy (Load) 0.47 o.oooa AvgMonttiy(LMd) 0.45 3 o.oooa Total MontNy(LMd) 104 0.02 o..,........., ll""l 0.43 1 0.0007 Dall'/ Maxim.Im (LOlld'). 0.49 o.oooa I cemfy under penally ol i.w that !his ~ wu ~!ff under Frff dffflion or a,pe,vision In ICCOl'dllnot 'l'llth a system designed lo asaire that qualflecl personnel gather and evaluate the lnlomwtion IU~ecl. Bnecl on '"f lnqwy of lhe peJSOn or ptJSOnS llltlO,r-,age fte system OJ lhoN persons cir~ rnpond,le fllf gathemg the rlfomwtlon, the Information submitted ii, lo the best of my-knowedge and belef, !Ne, acante and c~*- I am aMte that there are aignfflcant penalies kJr IIJbmtting lalse inlomwtlon, lrd.lding lhe ponMty of fine and ~tfo, knCMfflQ vtolatlons. See 18 Pa. C.S, § 4904 (1elltng to unsv.om lalslfication). Prepared By: Darren Bollman License No.:

Title:

Environmental Specialist Dato: 5121/2025

g pennsylvania DEPAATMENT OF ENVJRC>fllHENTAL PROTECTION Faohty Name Municipality* Watershed* Laboratones Beaver Valley Power Station Shippingport Borough 20-8 TestAmerica, BVPS Lab Flow pH 1 1 MGO a s.u. 1 Sun JIJ0/25 Mon 3131125 Tue 411/25 0.0 Wed U2125 0,0 Thu "'3125 0.0 Fn 4/412.5 0.0 Sot 415125 0.0 2 Sun

16125 0.0 Mon 4/7'25 0.0 Tuo

<18125 0.0 Wed "9'25 0.0 Thu 4/10J25 0.0 Fn 4/11125 0.0 Sat 411 2/25 0.0 3 Sun 4/13/25 0.0 Mon 4/14/25 0.0 Tue 411 5125 0.0 Wed 4/16/25 0.0 Thu 4/1 7125 0.0 Fn 411 8125 0.0 Sat 4/19/25 0.0 4 Sun 4'20'25 0.0 Mon 412 1125 0.0 Tuo 4/22125 0.0 Wed 4'23125 0.0 Thu 4/24/25 0.0 Fn 4'25'25 0.0 Sot 4/20/25 0.0 5 Sun 4'27'25 0.0 Mon 4128125 0.0 Tuo 4129125 0.0 Wed 4/30/25 0.0 Thu 5/1/25 Fn 5f2f25 Sat 513/25 Da~ Mlnm.lm (Cone.) Oa)f MUffllffl (Cone) MaxAy,gWffkt,o (Cone.) Avg Monlhly (Cone.)* Geomwic:MMn (Conc.) MuAvgWeetttr (Loadl AvgMontt'tf (loed) Total~ (lo.cf) -Mlnm.m (lood) 0 OoilyMa>dnun (lood) 0 a 3100.fM~WNll 312012 SUPPLEMENTAL REPORT DAILY EFFLUENT MONITORING County Beaver Month 4 1.-....,._> Year-2025 Permit No.. PA0025615 Outfall: "'0°'04-i'-'----- Renewal apphcabon due 180 days prior to expiration. This permit \\Nill expire on October 31 2026 TRC Free Available Temperature Total AJumlnum Total Chromium Total Copper Chk>rlne 1 1 1 1 1 a a "F a - a - Q I e<<trty l#"ICMt ~ of llwttwc Nt doalnwrt 'M'I ~ undtr my IA<edlon or aupervlUOn rt 8C00fd9nce 'Mlt'I syslffll dHlgned to na1r1 that quali"-d ~ gMhe, and r1NMI* the rlfomwtion aJbmlled. BaNd on my lnquwy of lhe perwn or,,._ 'M10 mw,. Ile 9fS1an or thoN Plf'IOnS dfitdtyo responetie for gathering 1M rllor'mlbon, the rlfClffl'9tlon IUbrTltled II, lo lhl bHC of my knoWedge and belef, true, ac:cura1, and~*. I *m......,.. lhatlhlr1arellgrillcat1penalin for llJbnittingfalle lnfOffl'lltion. lndudinglhepoeaHty offlMand~lor kMMng'nOlltXIM. S.. 18 Pa,C.S,f 49CM (rMltf,gtounav,omfahlbtion). Prepared By: Darren Bollman Trtte: Environmental Specialist Total Mercury Total Zinc 1 Q =< Q - a a Q Q Q

g pennsylvania 3IO0..FM..SCW0431 312012 DEPARTMENT OF ENVIRONMENTAL SUPPLEMENTAL REPORT PfnfeCTION DAILY EFFLUENT MONITORING Facility Name: Beaver Valley Power Station Month: 4 (select nlffller) Year: 2025 Municipality: Shippingport Borough County: Beaver Permit No.: PA0025615 Outfall: 006 Watershed* 20-8 Renewal application due 180 days prior to expiration. Laboratories: TestAmerica, BVPS Lab This permit will expire on-October 31, 2026 Flow 1 Week a Dae MGO Q Q Q Q Q Q Q Q Q Q Q Q Q Q 1 Sun 3130/25 Mon 3/31125 Tue 411125 Wed 412/25 Thu 4/Jn.5 Fri 4/4/25 Sat 4/5/25 2 Sun 416125 Mon 4/7125 0.016 Tue 4/8/25 Wed 419/25 Thu 4/10/25 Fn 4/11/25 Sat 4/12/25 3 Sun 4/13125 Mon 4114/25 0.01 6 Tue 4/15125 Wed 4/16125 Thu 4117/25 Fn 4/18/25 Sat 4/19125 4 Sun 4120/25 Mon 4'21125 0.016 Tue 4/22/25 Wad 4/23/25 Thu 4124/25 Fn 4125/25 Sat 4/2tl/25 5 Sun 4'27125 Mon 4128/25 0.016 Tue 4129125 Wed 4130/25 Thu 511/25 Fri 512/25 Sat 513/25 Oaiy Mlnlnun (Cone.) Dait)i Maur1.1m (Cone) Max Avg Wtektf (Cone.) Avg Monlhtt' (Cone.) Geometric MHn (Cone.)* Mu: Avg Weeldy (Load) 0.016 AvgMonthtV(load) 0.016 TotalMontNy (Load) 0.064 O"'Mlntnun (L,ed) 0.016 OaltyMulnun (load) 0.016 I cerlif'y under penalty of 11w that Ns document v.s lffP'lred under my tlr9ctlon or.uperv!Mon In KQ>rdanoe ¥lffli 1 ~*tm ~ IO anur !hit que~lled per.onnel ~r ind evk.late the lnfomwtlon submlled. BIINd on my ~ of !he pet-<<! or Plf'90M 'M'IO mnage lhe sySlem or thoN peBOM l'.irldtf rnpof!UlN for g1them9 lhe lnlormtlon, lhe lnfor!Ntlon aubrritted ii, lo the but of my knowedge and belief, true, acant* and COff1)1te. I em -re lhl lher 111 llgnfflelrt penalte. for sutmtbng felN lnformalion, lnckdng !he pout.,lty of I'm and implonment lor knoYlfflg violations. SN 18 Pe. C.S. § 4904 (rellti,g to Ul'IS'Mlrn rtlillealion). Prepared By: Darren Bollman License No.:

Title:

Environmental Specialist Date: 5/21/2025

g pennsylvania H 00-4="M-BCM-43f M01Z DEPA~NT OF ENVJROhMENTAL SUPPLEMENTAL REPORT PROTECTION DAILY EFFLUENT MONITORING Facihty Name Beaver Valley Power Station Month 4 (MIKI....-) Year: 2025 Mun1C1palily'. Shippingport Borough

County, Beaver Permit No. --

PA0025'15 Outfall 007 Watershed* 20-8 Renewal application due 180 days prior to expiration. Laboratones TestAmerica, BVPS Lab This permit will expire on October 31, 2026 Flow pH TRC Free Avallable Temperature Nak:oH150M Chtorine 1 1 1 1 1 1 MGO Q s.u. Q Q Q Q - Q Q Q Q Q Q Q Q Q 1 Sun 3/30/25 Mon 3131/25 Tue 4/1/25 Wed

r212s Thu
13125 Fn

.,4125 Sel 41/5/25 2 Sun

16125 Mon 4n12s 0.0 Tue
18125 Wed
19125 Thu 4/10/25 Fn 4/11/25 Sal 4/12/25 3

Sun 4/13/25 Mon 4/14/25 0.0 Tue 4/15/25 Wed 4/16/25 Thu 4/17125 Fn 4118125 Sal 4/19/25 4 Sun 4/20/25 Mon 4121/25 o.o Tuo 4122/25 Wed 4/23125 Thu 4/24/25 Fn 4/25125 ~ ~~!__ Sun 4/26125 4/27125 Mon 4'28125 0.0 Tue 4129/25 Wed 4/30/25 Thu 511/25 Fn 5/2/25 Sal 513/25 Dallv Mnmum (Cone.) Dlltf MIIXffl.H'n (Cone) MuAvvW~(Conc..) AvvMonlhtr (Conc.) GeorMfricMNn(Conc..) Mu Av,g WNldy (load) AyVMonttiy(load) TotatMonthly(l.Ncf) --(lood) 0 0.0,Ma>dnun(lood) 0 I ~ urdtf penalty of 111w that NI document -. ~ ~ "'I dlnction or tupervllion h accorctanc..-i syaem dffigntrlne MGO Q s.u Q Q moll Q Q moll Q Q Q Q Q Q Q Q Q Sun 3130/25 Mon 3/31/25 Tu, 4/1125 3.6 7.8 0.02 0,03 54.3 0.0002 Wod 4/2125 54.2 Thu 4/3/25 67.3 - Fn 4/4/25 57.5 Sat 415/25 f-- 52.5 - 2 Sun 416125 f-- 46 - Mon 4(Tf25 4.3 8.0 0.02 0.02 53.2 0.0002 Tu* 418125 f-- 58.1 Wod 4/11/25 56.3 Thu 4110125 55 Fn 4/11/25 f-- 48.6 Sat 4/12125 f-- 55.4 3 Sun 4/13/25 51.8 Mon 41141'25 3.6 7.9 _ 0.04 0.04 52.7 Tuo 4115125 f-- 52.8 Wed 4116/25 52.7 Thu 4/17/25 f-- 53.4 Fn 4118/25 55 Sat 4/19125 f-- f-- 58.4 4 Sun 4/20/25 57.9 f-- '7 f-- Mon 412 1/25 4,3 7.9 0.02 0.02 61.1 Tu, 4/22/25 62 Wed 4123125 62.6 Thu 4124/25 62.7 Fa 4/25125 64.6 Sat 4128125 59 5 Sun 4'27125 65.6 Mon 4fl8/25 3.6 7,9 0.07 0.02 65.4 Tu, 4/29/25 61.7 WOG 4/30/25 57.3 Thu 511/25 Fa 512125 Set 5/3/25 Dat/ Minimum (Cone.) 7.8 0.02 0.02 46 0.0002 Od)' Maxmum (Cone) 0.07 0.04 67.3 0.0002 Mu Avg Wffkti (Cone..) 0.07 0.04 63 0.0002 AYg Mon.Hf (Cone.) 0,03 0.03 57,2 0.0002 ~MNn (Conc.) tr.\\allAvgWfflo:;ly (load'I 4,3

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IREF! 1 c<<tify ~ pe,na11y of i.w thllt itw dowmlnt - pwpared ~ my ctre<:tion or..-"'Won In acc:o<<fllnc. ¥lilh
sylltem dHigMd kl --.,re thllt qualilled ptrtOMel IJllllher and r1M.Jale the lnlomwtlon tubrrtied. Bned on mv lnquryofltMperson<<,___'M'IO~lhe9fWffi<<lhoN:penont~rHf)Ol'IStielorplhemglhelnlonTIMion, lhetnf<<medonlUbmitledl&.tothe:bestofmv~anctbekf, true. ac:anteandcorT1)1et*. lam.._,.
thatl hr* ate slgndlcant penalln for IUbmtling r... lnlomlltion. int:kJclng !ht: poutiay of l'ne and ~ t let knov,w1g vio61tions. Sff 18 Pa. C.S. S 904 (tellmg lo Ul'ISYIOm lllllfflc:alion). Prepared By: Darren BoUman License No.: Title. Environmental Seecialist Date* 5/21/2025
Cr., pennsylvania 3100.fM-8CW0431 112012 c::JEP-'RTI-4£NT OF El'NJAOf',iMENTAL SUPPLEMENTAL REPORT PROTI;CTION DAILY EFFLUENT MONITORING Facility Name Beaver Valley Power Station Month 4 (..t.c:t ntm>W) Year: 2025 Municipality Shippingport Borough County: Beaver Permit No. -- PA0025615 Outtall: 011 Watershed 20-8 Renewal apphcabon due 180 days prior to expiration. Laboratones TestAmerica, BVPS Lab This permit will expire on* October 31, 2026 Flow Tolal Mercury MGO Q Q Q Q Q Q Q Q Q Q Q Q Q Q 1 Sun 3130/25 Mon 3/31125 Tue 411/25 Wed 412/25 0.004 0.0002 Thu 4/3125 Fn 414/25 Set 4/5/25 2 Sun 416125 Mon 417/25 Tue 4/8/25 Wed 4/9/25 0.004 0.0002 Thu 4/10125 Fn 4/11125 Sat 4/12/25 3 Sun 4/13125 Mon 4/14125 0.004 Tue 4/15/25 Wed 4/16125 Thu 4/17f25 Fn <1/18125 Sat 4/19125 ~ ~ n 4/20/25 Mon 4/21/25 0.004 Tue 4/22/25 Wed 4/23/25 Thu 4/24/25 Fn 4/25125 Sat 4/26125 5 Sun 4127125 Mon 4/28/25 0.004 Tue 4'19125 Wed 4130/25 Thu 5/1125 Fn 512/25 Sat 5/3125 O.~ Mlnlnun (Cone.) 0.0002 DIV Mu:imUm (Cone) 0.0002 Ma:A..-gWMkt;' {Conc.) 0.0002 AV9Monlhtt (Conc.) 0.0002 GeomllrtcMNn (Conc.) MuAvgW~(load) 0.004 0.000007 Avg~ (load) 0.004 0.000007 TouitMorehty(lotd) 0.02 0.0002 -- IL""'l 0.004 0.000007 DallrMaxlnun (loed) 0.004 0.000007 I ctftify undt-r ~ of lawlh.t 1111 dcK:umlnt....s ~ unotr mr dr.ction or aipefVilion In IICCOfdlnce ¥lilh *.,ttem desigMd to--..... thll ~fled ptl'IOl'lntl gltiWf end eYeul* h Information IUbmlt~ BMed on my lnquryof1Mpe,9morpe1".aM'MWrrw-.geh~otthoNpinontdfldli/mp:,n9tie,fo, gethefflghrlfom-.ion, thrtlnfom-.tbnsutwnittedll, tothebfftolmy~*ndbelef, tnM eoc:uret* end~*. l*m*,,_* thlll lh6r* *r* llgnffk:el1 penaliH for umtllngfe!M lnfomoation, ~ lhe poNl,lty of I'm and ~forknO'MngYiolatlons. SN 111 Pa. C.S. f 4904 (rellltngto unnom fehfficetion). Prepared By: Darren BoUmen License No.:
Title:
Environmental Specialist Date: 5121/2025
g pennsylvania OEPAATMENT OF ENVIROf'tMENTAL PROTECTION Facility Name Municipality* Watershed Laboratories Beaver Valley Power Station Shippingport Borough 20-8 TestAmerica, BVPS Lab Flow pH 1 1 MGO Q s.u. 1 Sun 3/30/25 Mon 3131'25 Tue 4/1/25 0.001 8.4 Wed 4/2/25 Thu 4/3/25 Fn '14/2S Sal 415125 2 Sun .tJS/25 Mon 4llf1.5 0.001 7.6 Tue 418125 Wed .(/9/25 Thu 4/10/25 Fn 4/11/25 Sat 4/12/25 3 Sun 4113/25 Mon 4/14125 Tue 4/15125 Wed 4/16'25 Thu 4/17/25 Fn 4J1 8fl5 Sat 4/1 9.rlS 4 Sun 4120/25 Mon 4121/25 Tue 4/22/25 Wed 4(23125 Thu 4/24/25 Fn 4125125 Sat 4126125 5 Sun 4(27(25 Mon 4128125 Tue 4129/25 Wed 4/30/25 Thu 5/1/25 Fn 512125 Sot 513125 Dllr M inimum (Cone.) 7,6 O.t/ Mnffllm (Cone) Mo AVV WMtdV (Cone.) AYQ Monlhty (Cone.) c..on.trtc M-(Cone.) MetAvgW""'f(toad) 0,001 Avs,MoncNy(load) 0.001 TotaMontt-ly(load) 0.002 --{lo,d) 0.001 -M""'"""'{lood) 0.001 llOO.fM-8CWIM31 3/2012 SUPPLEMENTAL REPORT DAILY EFFLUENT MONITORING Month 4 {MNd,..,,..., Year* 2025 County* Beaver Permit No. PA0025615 Outfall "'0"'1"'2 ____ _ Renewal apphcafion due 180 days prior to expiration. This permit will expire on- ..:oc..:'.:.;to;.;:b.;:,*r;...3;_;1.._, 2c;o;.;:2.;;.* _____ _ Tot~ Cadmium Total Copper Total Zinc 1 1 1 Q - Q Q mo,l Q Q Q 0.001 0.057 0.092 0.001 0.031 0.052 0.001 0,031 0.052 0.001 0.057 0.092 0.001 0.057 0.092 0,001 0.044 0.072 0,000008 0.0005 0,0008 0.000008 0.0004 O.Ooot 0,0003 0.01 0.02 0.000008 0.0003 0.0004 0.000008 0.0005 0.0008 I ceftlfy undtr penaty of law M.. doa#nlnt wn ~.-:I w,dlr mr ~ or llJP9fVllion fl acc:ordanct ¥lilh
system dnigMd to...,,. that qualfled pel"IOf'lnlt gather and t'l-..at* the fl fom11bon a.i:ll'!'ited. BIINd on mr ll'lql#Yofthepe,90norper-=-""'°n.,egethea,yslllmorlhoNparwonaclrK9/~forgatheringlher'tformation. lhlllnlomationaubTittildil. tolhebHtofmykno\\141dgtandbtlef, true. ac:ct.nt1end~*- t,m__,.
INt lhefate slgnlbli PfflltiH tor tubmtting raise mom'lltion. lncblng lhe poNlllty ol fi\\e and~ forkno,,w,g'lklliltionl. S.. 18 Pa. C.S. S 4904 (r.tltng lo unsv.om t.hlflcltion). Prepared By: Darren Bonman Ucense No.
Title:
Environmental Specialist Date ~s~,2~1~,2~0~2~5-------------- Q Q Q Q Q Q Q
C pennsylvania DEPARTMENT OF ENVIROt.MENTAI. PROTECTION Facility Name Municipality* Watershed* Laboratories Beaver Valley Power Station Shippingport Borough TestAmerica, BVPS Lab Flow pH 1 1 MGO 0 s.u. 1 Sun 3130/25 Mon 3/31/25 Tue 411/25 Wed ,nn5 0.002 8.1 Thu
/3/25 F,
4/4/25 Sat 4/SflS 2 Sun "6125 Mon "7125 Tue 418125 Wed
19125 0.002 7.6 Thu 4/10f25 Fn 4/11/25 Sat 4112/25 3
Sun 4113125 Mon 4/14/25 Tue 4115/25 Wed 4/16125 Thu 4/17125 Fn 4/18125 Sat 4119/25 Sun 4/20125 Mon 4/21/25 Tue 4/22125 Wed 4123125 Thu 4124125 Fn 4125125 Sat 4126125 5 Sun 4/27/25 Mon 4128125 Tua 4129125 Wed 4/30/25 Thu 511/25 Fri 512125 Sat 5/3/25 ~ Minm.m (Cone.) 7.6 Odt Muim.lm (Cone) Mu AyV Wffktt (Cone.) Avg Monlht;' (Cone.) a.om.tn: M..i (Cone.) Max Avg WHl/lt (load) 0,002 AvgMonthly(load) 0,002 Tou!Mon!Ny(loacf) 0,004 O..,Mmun(load) 0,002 OnJMaxinun(LNd) 0.002 0 3100.f"M-8CW04llS 312012 SUPPLEMENTAL REPORT DAILY EFFLUENT MONITORING Month* 4,,_-, Year* 2025 County* Beaver Permit No.. PA002~15 Outfall: 13 ____ _ Renewal appi1ca6on due 180 days prior to expiration. This permit will expire on ..;O..;c-"to..;b.;;.er..;3..;1.:.., 2'-'0-"2-'-6 _____ Total Copper 1 0 0 0 0 0 0.011 ~ 0.002 0.002 0.011 0.011 0.007 f-- 0.0002 0.0001 0.003 0.00003 0.0002 I Ceftrfy under ptnlly of 11w that NI doo.mlnt - ~ unmr mt lhdlon or 1Uf19NIMln fl aocordlnce ¥liih -rtem ~ lo nan lhI qulfltd pe~ gtMr and evute Iha hlormtion IUbdted. Bnd on my ~ of lhe per-, or~ \\Jlitlo INlf'l9gl 'he.,...,, or thoN pw90nl d-~ responN)le for gthemg lhe hfomatlon, thl lnfOffl'lltlon -..t:mlld ii. to the bell ofmy knoY4edge and balef, tru, ccur(e nd compete. I m - thl lhere re aignfflc:anl penlin b umttlng fae lnformlrlon, Including lhfl poNl>lty of tine nd ~ lot knO¥IW'lg vkllltionl. See 18 P. C.S. S 490o1 (retamg lo urwYl0ffl ftlfflc::lion). Prepared By: Darren Bollman Trtte. Environmental Specialist License No.: Date: ""'s"'12"1"'12"0"'2-=s-------------- 0 0 0 0 0 0 0 I-
e pennsylvanfa JIOG-fM.a<:W0431 3'2012 ~ DEPARTMENT OF ENVIRONMENTAL SUPPLEMENTAL REPORT PROTECTION DAILY EFFLUENT MONITORING Facility Name Beaver Valley Power Station Month 4 (MMCtl\\Ul'IN') Year 2025 Mumc,pality* Shippingport Borough County: Beaver Permit No. PA0025615 Outfall: 101 Watershed 20-8 Renewal apphca6on due 180 days prior to expiration. Laboratories TestAmerica, BVPS Lab This permit 'Nill expire on October 31, 2026 Flow pH TSS 011 and Grease NH3-N Hydrazine 1 RI RI RI RI RI MGO Q S.U Q mo/L Q moll Q moll Q mn/1. Q Q Q Q Q Q Q Q Q 1 Sun 3130/25 Mon 3/31'25 Tue 411/25 Wed 4/2/25 Thu "'3125 Fn 114'25 Sat ,15125 2 Sun
16125 0.028
-,.1 40 9.o Mon 4fl/2.5 Tue
18125 Wad
.4/9/25 Thu 4/1005 Fn 4/11/25 Sat 4/12/25 3 Sun 4/13125 Mon 4/1 4'25 0,019 7.4 4.0 5.1 Tua 4115/25 Wad 4/16/25 Thu 4/17(25 Fn 4118125 Sat 4/19/25 4 Sun 4/20/25 Mon 4/2.1/25 0.019 8.2 4.0 4.9 Tue 4122/25 Wed 4/23125 Thu 4/24/25 Fn 4/25/25 Set 4/28/25 5 Sun 4'27'25 Mon 4/26/25 0.019 7.0 4.0 4.7 Tue 4129'25 Wad 4/30/25 Thu 5/1125 Fn 5/2/25 Sat S/3/25 Olltf Mlnrnum (Cone.) 7 4.7 Dill' Maxmum (Cone) 8.2 9 MlllAvgW..+tt((Conc.) 4.0 9.0 Avg MonH/ (Ccinc.) S.9 ~ M_, (Cone.) MaltAvgWMkty' (load) 0.028 0.9 2 Avg Morttiy(lOlld) 0.021 0,7 1 TotalMonWyrt~ o.oas 21 33 --(Load) 0,019 0.0 0.7 --(Load) 0,029 0,9 2 I c:<<1ify uncief penally of NINI Na docunw'II - ~ int., mr chdion Of -.,.,vtllon l'I IQCClfdlnot.,. 9Vsttm dHlgrMd kl....,. thlll.. lifted pef'IOflMI gllltMf and.._..... the lnlormMlon -..ibrrited. 8..-d on mt lnqwy of tMi penon or ~ 'MIO ~ hi spaem or lhoM pnon1._ rnpoMtie tor gathemg lhe lnfonnltion. lhe lntClfffllt>>n ~la.to the bHI: ol mr ~
nd belet, true, aca.nt, and~*- I *m -*
lhlil !here *re algriflce~penaliee lor umning fMN lnformltion. inc:bting lhe pollllllty of fine and~ forknooMngviotltionl. SH 18 Pa. C.S. S 4904 {relltngkl unnom llllliflcllion). Prepared By: Darren Bolmen License No.: Trtle* Environmental Seec,alist Dale. 5/21/2025
G pennsylvania HOO~M<<W0435 312012 DEPARTMENT OF ENVJAOf',,MENTAl SUPPLEMENTAL REPORT PROTECTION DAILY EFFLUENT MONITORING Facility Name BHvtr Valley Power Station Month 4, __ Year-2025 Municipality: Shippingport Borough County Beaver Permit No. -- OutfaH: 102 PA0025615 Watershed 20-8 Renewal appl,cation due 180 days pnor to expiration. Laboratones TestAmerica, BVPS Lab This permit will expire on October 31, 2026 Flow pH TSS 011 and Grease 1 RI RI RI MGO Q s.u. Q moil Q - Q Q Q Q Q Q Q Q Q Q Q 1 Sun 3/30f15 Mon 3131125 Tue 4/1/25 Wed 4/2125 0.001 7.4 4.0 7.1 Thu 413125 Fn t/4/25 Set 4/SJ2~ - -~,- 1-2 Sun 416125 Mon 4flf1.5 Tue 4/81'25 Wed '19125 0.001 79 13.0 4.9 Thu 4/10/25 Fn 4/11125 Sat 4/12125 3 Sun 4/13/25 Mon 4/1 4/25 Tue 4/15125 Wed 4116125 Thu 4117'1.5 Fn 4/18/25 Sat 4/19/25 4 Sun 4120/25 M on 4/21125 Tue 4122/25 Wed 4'23125 Thu 4124125 Fn 4125125 Sot 4126125 5 Sun 4127'25 M on 4126125 Tue 4/29125 Wed 4/30/25 Thu 511/25 Fn 512125 Sat 513125 Datj Minlnun (Cone.) 7.4 4.9 Dat,Mu:imJm(c<<ic) 1., 13 7.1 Mu Avv Wffktr (Cone.) 13.0 7.1 A"9 Mon..,.,. (Cone.) GeomltrlcMNn(Conc.) Mu Avg WNtJy (lo.d) 0.001
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I certify undtf penalty of lr#ttwl Ns docunwtt..s prepw9d \\rld9f m, clr9dion or...,.rvllk>n In~...,* -rat.m dN9'l<<I IO nan lhal ~ pe~ gather and w-..ate lhe hformabon aibmtied. Bned on m, ~ of lhl penon or,_...,..no n-..ge lhe aystitm orlhoN parwons~ respomi:111 for~ 1M lnronn.tion, tha lnformMlonsubmined 11. lotha.,_. ofmt kno'Medge and belief, tru.. llCICt.nl* and con,,111*. tam__,. ltllll !here are llgnll'tcent peNIIIH for RJbml!lng fBM nformllion_ rdJding lhe po,Ml,lty of IN and~ lor lcnaww,g vtolabonl. S.. 18 Pa. C.S. S 4904 (r.tltng IO UM'MJffl fafsfflcatton). Prepared By: Darren BoUman Ucense No.. Trtle. Environmental Specialist Date* 5121/2025
G' pennsylvania H OG-FM.ac:W04JI Jtz01 Z OEPAATMENT OF ENVIRONMENTAL SUPPLEMENTAL REPORT POOTECTION DAILY EFFLUENT MONITORING Facility Name* Beaver Valley Power Station Month 4 (Hled n\\.WT'Dlf) Year* 2025 Munte1pahty* Shippingport Borough County* Beaver Permit No.. PA0025615 Outfall: 103 Watershed* 20~ Renewal application due 180 days prior to exp1rabon. Laboratones TestAmerica, BVPS Lab This perm1t 'Nill expire on October 31, 2026 Flow pH TSS 0 11 and Grease 1 RI MGO Q s.u. Q Q Q Q Q Q Q Q Q Q Q Q Q 1 Sun 3130/25 Mon 3131125 Tue 4/1'25 0.433 7.8 4 0 5.0 Wed 4/2125 0.435 Thu 4f.l/25 0.422 Fn 4/4/25 0.420 Sat 415125 0.337 2 Sun 4/6/25 0.326 Mon 4iiiis 0.490 7.5 4.9 Tue 418/25 0.437 10.2 Wad 4/9/25 0.418 Thu 4/10/25 0.442 Fn 4/1 1/25 0.410 Sat 4/12/25 0.388 3 Sun 4/13125 0.408 Mon 4114125 0.404 Tue *~ 0.392 Wed 4/16/25 0.439 Thu 4/17/25 0.431 Fn 4/18125 0.512 Sat 4/19/25 0.489 4 Sun 4/20/25 0.517 Mon 4/21/25 0.497 ~ Tue 4/22125 0.508 Wed 4/23125 0.504 Thu 4124125 0.513 Fn 4125/25 0.492 Sat 4126125 0.552 5 Sun 4/27125 0.552 Mon 4/28/25 0.544 Tue 4/29125 0.553 Wed 4130/25 0.551 Thu 511/25 Fn 5/2125 Sat 5/3/25 Oat/ Minimum (Cone.) 7.5 4 Oat, MaxmJm (Cone) 1., 10.2 5 M xAvgWffkt1 (Conc:.) 10.2 5.0 AVg Monlhtt (Cone.) 7.1 5.0 Geomttrlc MNn (Cone.) MuAvg~(loald) 0.55 37 20 AvgMot1ht((load) 0.461 26 19 TotalMortty (loed) 13.816 n 4 511 0..,,- (1.,od) 0.326 18 0..,,.......... (1.,od) 0.553 37 20 I~ unotr pen.ay of lr#lha NI doc:uTart v.s pr9PWtd tl'IOtf my dnclon or 9Upt1Vllion in accordance ¥lilh
sy9eem cletlgned to__,,. that qialfl<<t pef90tWMI glltMf and ev_,.* the rllomwtion wbmlted. BMed on mr
~ of lt'le pe,90no,pe,WOM'MIII rTWWge.,. lystam<<~ Pef90nl~ r-,,ond:ile lo,gllthemg.,. rltorrr.lon, the lnfonna&nlMlbmitlMI 11. lothebHI olmr knoY4edgeandbelef true. acanteandoornp6et*. l em*-* that Ne areslgrvbnt penatin for uirrit!ing,.... lnfotmltion inc:ldhg lhe ~ ot rm and ~I fo,lfnO'Mrlg VIOW!one. SN,e Pe. C.S. f "904 (relaeng to uns¥10rn lalsffication). Prepared By: Darren BoUman Ucense No.: Trtle: Environmental Specialist Date* 5/21/2025
9 pennsylvania 3100.f'M-8CW04U J/2012 DEPARTMENT OF ENVIRONMENTAL SUPPLEMENTAL REPORT PROTECTION DAILY EFFLUENT MONITORING Facility Name Beaver Valley Power Station Month 4, __ Year-2025 Mumopality* Shippingport Borough County* Beaver Permit No.. -- PA0025615 Outfall* 108 Watershed 20-8 Renewal application due 180 days prior to expiration. Laboratones TestAmerica, BVPS Lab This permit 'Nin expire on October 31, 2026 Flow TRC 1 RI MGO Q Q Q Q Q Q Q Q Q Q Q Q Q Q 1 Su, 3/30/25 Mo, 3131/25 Tue 4/1125 Wed 412/25 Thu 413125 F, 4/4}25 Sot 4/5125 2 su, 4/ti/25 Mo, 4/7/25 0.0 Tu, 4/8125 Wed 419125 Thu 4/10125 F, 4/11/25 Se! 4/12/25 3 Su, 4/13125 Mo, 4f1 4r2S 0.0 Tue 4115/25 Wed 4116/25 Thu 4/17125 Fo 4/18fl5 Sal 4/19125 su, 4}20/25 Moo 4/21125 0.0 Tue 4/22/25 Wed 4123125 Thu 4/24/25 F, 4/25125 Sal 4J20/25 5 Su, 4/27/25 Moo 4/28125 0.0 Tu, 4/29'25 Wed 4/30/25 f-- Thu 5/1/25 F, 512125 Sal 513125 Daly Mlninun (Cone.) O.fi Maxmim (Cone) MIX Avg W~ (Cone.) Avg Monlhtf (Cone.) Geometric~ (Cone.) MaxAvgWffldy(load) AvgMonthty(LNd) Tota!Montt'ly(loedl DalyMinim.Jm(LOld) 0 O.,Mmclnun(loed'l 0 I Oll'tify \\.W'ldltr penally of lr#lhal In doa.mlnl - prepltM ~ "'f clreclon or a,petYllion h accordanol *
9\\'.tem ~
k> - Iha quai1'ed peraonrMI gllher lll'ld ft--* h lnkwmltion aibmtttd. 8....:1 on "'f nqllWy of lhe penon or ~'MIO~ lht system or~ pwaont1 clrlldtf rnponsllle fOf pther1ng h hfomation, Iha lnlomation -..bmitted, IO h bHt ol "'f knoYiledge *nd belef, true. ac:a.nte lll'ld COf'lllllte. I ema'Ml'e that 'here ate significant pendiet: far aJbfritting,._ lntOfmllion indJding !he poalilty oflm and ~klfknoYM,g vmtionl. S.. 111 Pa. C.S. f 4904 (reilotglD unsv.om fahfflcation). Prepared By: Darren BoNman License No.: Trtle: Environmental Specialist Date: 5/21/2025
8rd pennsylvania 3100..fM<<WMU 312012 OEPARTMEN"T Of ENVJAO,,,MENTAL SUPPLEMENTAL REPORT PROTt:CTION DAILY EFFLUENT MONITORING Facd,ty Name BHver Valley Power Station Month 4 (Mtrtdnumbw) Year* 2025 Municipality Shippingport Borough County* Beaver Permit No. -- PA0025615 Outfall: 111 Watershed 20-8 Renewal appi1cafion due 180 days prior to expirafion. Laboratones TestAmerica, BVPS Lab This permit will expire on-October 31, 2026 Flow pH TSS 011 and Grease 1 RI RI RI MOO Q s.u. Q moll Q - Q Q Q Q Q Q Q Q Q Q Q 1 Sun 3130/25 Mon 3131/25 Tue .(/1/25 Wed 4/2/25 Thu 413125 Fn .(/4125 Set 4/5'25 --- 2-Sun 4/ti/25 Mon 4n12s Tue 4/8/25 0.002 8.4 4.0 8.8 Wed 4/9/25 Thu 4/10/25 4/11125 Sat 4/12125 3 Sun 4/13125 Mon 4/14/25 0.002 8.5 4.0 9.6 Tue 4/15/25 Wed 4/16125 Thu 4/17125 4/18/25 Sat 4/19/25 4 Sun 4'20125 Mon -4121/25 0.002 8.5 46 7.7 Tue 4122125 Wed 4123/25 Thu 4124125 4125/25 Sat 4/26125 5 Sun 4n,7125 Mon 4128125 0.002 8.1 4.0 4.9 Tue 4129125 Wed 4/30'25 Thu 511/2S 5/2125 Sat 513125 Dalli/ MinimJm (Cone.) 4 4.9 oat,, Maxm.lm (Cone) Mn AV11 Wffldt (Cone.) Avg Monlhly (Cone.) 4.2 7.8 ~ - --*- Geofflltric MNn (Cone.) MuAvgWeeldy{l.oad) 0.002 o.oa 0.2 Avg~(Load) 0,002 0.07 0.1 T.... _{L""'I 0.008 2 4 o..,.........,!Loodl 0.002 0.07 o.oa --(Lood) 0.002 o.oa 0.2 lcenfyund9fpenallyofllwtt.ln~-pwplffe!undttmyclr9dionor-..pffl'..,,,ln~Mh*-,etemOH!gMdlO._,,.lhll....-hdpel"IOl"IMISJIIIMflndit¥aliltelhllnformMlon-...bn"il.cl.B--donmy lnquwy of lhe pr9Cln Of plfwonl MIO nw-. lhe..,..,,, 0, thoN prlOnS clfcly ~ for galMm9 lhl lnlonnltion. thl lnfotmldon 9l.lbmitlld ii, to lhl be<< of mt kno'Mlds,I and belief, INI, ac:curat, and COflllllt*. I am..... tl'IIII: tlef*at* algnific:enl pendles tor IUbmltr.g faile lnfomalion, ~ ! h e ~ of me llrdlrrf,nlonmerll lOf ~viotldons. SN 18 PL c.s. f-4904 (relatw,glo UIW¥i0m flltllftcalion). Prepared By: Darren BoDman License No.:
Title:
Environmental Specialist Date* 5/21/2025
g pennsylvania 3100-f'M<<WNlS 3/2011 ~ OEPARTl-U;NTOFENVJ~ENTAl SUPPLEMENTAL REPORT PROTECTION DAILY EFFLUENT MONITORING Facihty Name Beaver Valley Power Statton Month 4 (Hl,d"""""l Year: 2025 Mun1<:1pality Shippingport Borough County* Beaver Permit No. -- PA0025615 Outfall: 211 Watershed 20.S Renewal apphcabon due 180 days prior to expirabon. Laboratones TestAmerica, BVPS Lab This permit will expire on October 31, 2026 Flow pH TSS 011 and Grease RI RI RI MGO 0 S.U. 0 =L 0 Q Q Q Q Q Q Q Q Q 0 Q 1 Sun 3/30125 Mon 3131125 Tue <1/1'25 Wed 412125 Thu "3125 Fn 4/4/25 Sat 4/Sfl5 2 Sun 416/25 Mon 4(7125 Tue 4/8/2S 0.002 8.2 16.4 5.2 Wed .C/9/25 Thu 4/10/25 Fn 4/11125 Sa< 4/12/25 3 Sue 4/13125 Mon 4/14125 0.002 8.3 4.8 5.3 Tue 4/15125 Wed 4/16125 Thu 4/17/25 Fn 4/18Ji:!5 Sal 4/19125 4 _§IJ~ 4/20125 Mon 4/21125 0.002 8.3 4,0 s., Tua 4f221'25 Wed 4/23125 Thu 4/24/25 Fn 4/25125 Sat 4/26125 5 Sun 4/27'2.5 Mon 4/28125 0.002 7.8 4.0 7.2 Tue 4/29/25 Wed 4/30/25 Thu 511'25 Fn 512125 Sat S/3125 Dally Mlnnun (Cone.) 7.8 4 5.1 Daty Maxffllm (Cone) 8.3 16.4 7.2 MuAYgW~ (Conc.) 115.4 7.2 Avg MonHf (Cone.)* 7,3 5.7 ~ Mten (Cone.) Max Avg Weekty (I.Nd) 0,002 0.3 0.1 AvgMontliy(LNd) 0.002 0,1 0,1 TotalMontt!fr(LNd) 0.008 4 3 °""""""""' (loa4) 0.002 0.07 0,09 Dolly- (loa4) 0.002 0,3 0,1 I~ undff ptffllly of lawlhlll Nt doa.-tW'I!: _, prepared undlf my dndlon << a,pMY-,i rt aooordlnce wit!* sr*ffl1~ ID__,,. thllt qiaitled pefWnMI ~ and fflll.lllte h i,lomwtlon aibmlt9d. 8Med onmy ~ of lhl person or pw90n9,i,tio rTa"lagl lhl sysam << thoN P9fWHY9 ~ r........ for ga,thtmg lhe iitormlbon, h llformalion IUtmtll9d la, lo the bell ol my ~ and belief, true accuntl Ind toff1)61ta. I 1m ewwe thal lhlt* -~nlpenetiet, lor aJbrritllng fa6le nl'ormlbon, rd.Jdngthe poalllty of me andimpnaonnw,I for knowngviollliorw,, SM 18 Pa. c.s. § G04 (rltlmglD U,.'MJm falsfflcalion). Prepared By: Darren Bollman License No.: Trtle: Environmental Specialist Date: 5/21/2025
g pennsylvania 3100~M,8CWOUI l/2012 DEPARTMENT OF ONIROf"tMENTAL SUPPLEMENTAL REPORT PROTECTION DAILY EFFLUENT MONITORING Facility Name: Beaver Valley Power Station Month* 4 (Mlec:t nunmf) Year: 2025 Municipality* Shippingport Borough County* Beaver Permit No.. -- Outfall: 301 PA0025615 Watershed: 20-8 Renewal apphcafion due 180 days pnor to expiration. Laboratories TestAmerica, BVPS Lab This permit will expire on October 31, 2026 Flow TSS Oil and Grease RI RI MGO Q Q Q Q Q Q Q Q Q Q Q Q Q Q Sun 3130/25 Mon 3131/25 Tue 4/1125 Wed 4/2125 Thu 4/3/25 Fn 4/4/25 Sal 4/5'25 2 Sun 416125 Mon 4(7'25 00 Tue 4/8/25 Wed 4/9/25 Thu 4/10125 Fn 4111/25 S.t 4112/25 3 Sun 4113125 Mon 4/14125 0.0 Tue 4115125 Wed 4116125 Thu 4/17(25 Fn 4/18125 Sat 4/19/25 4 Sun 4120/25 Mon 4121/25 0.0 Tue 4122!25 Wed 4/23125 Thu 4124125 Fn 4/25'15 Sat 4fl8/25 5 Sun 4'2.7125 Mon 4/28125 0.0 Tue 4/29/25 Wed 4/30/25 Thu 511/25 Fn 5/2/25 Sat 5/3125 ~t/Mmun (Conc.) OU, Mml"Uffl (Cone) Max AYg Wffktr (Cone.) Avg MonHf (Cone.) ~MNl'l(Conc.) MaxAV9WMttli/(\\.Old} AvgMoretiy(lOld) Total Monthfy(LNd) -- (L""l 0 O.t, MUffllffl (tON) 0 I cef1ify under penally of 111w 1h11 1h11 document.,... prep11ed under m, dr9dlon or aupel'Yllion In IIIX:Ol'clilrlot wth
tylltem dHlgned '° *.,.,.. 1h11 quaiftaod perwotWMI gather aid...,allat* the lnlormatlon aorit.cl. 8.-d on m, Inquiry of the per9M Of per10n1...,t,o,,.-.ege lhe systwnor lhoN perl04"IS clr.cttf ~
for p!hemg lhe lntom.&n, the lnforn-.bon IUbrritled ii, to the best ol "1¥' lcnoY,ladgil and belef !Ne, acc::wwll and OO!T1)1t1. I lffll'Mfl lhllhr11r1sigf'lif'antpnlinlor~,._lnformltbn lnd.ldnglh1ponl)lityoll'neand~forknov.lngviotl&m. $N18P1.C.S.§4904(telltl'lgtounsv.omlltliblion). Prepared By: Darren Bolman License No.: Trtle: Environmental Specialist Date. 5/21/2025
g pennsylvania 310G.fM-6CW0435 )fZDt2 DEPARTMENT OF ENVJAOf\\lMENTAl. SUPPLEMENTAL REPORT PROTECTION DAILY EFFLUENT MONITORING Facility Name Beaver Valley Power Station Month 4 (...ct'1!Jlmef) Year: 2025 Municipality Shippingport Borough County* Beaver Permit No.. PA0025615 Outfall* 303 Watershed* 20-a Renewal apphcafion due 180 days prior to expiration. Laboratones TestAmerica, BVPS Lab Thls permit will expire on October 31, 2026 Flow pH TSS 011 and Grease RI RI RI MGO Q s.u. Q Q Q Q Q Q Q Q Q Q Q Q Q Sun 3/30/25 Mon 3131/25 Tue 4/1'25 Wed 412/25 Thu 4/3125 Fn 4/4/25 2 __!at 415125 Sun 416/25 Mon 4llf2.5 o.o Tue 418/25 Wed 419125 Thu 4/10/25 Fn 4/11125 Sat 4/12/25 3 Sun 4/13/25 -~ - Mon 4/14125 0.0 Tuo 4/15n5 Wed 4/16125 Thu 4117/25 Fri 4/18125 Sat 4/19125 ~n 4f2or.?5 ~ A/2U25 0.0 Tue 4/22/25 Wed "23/25 Thu 4/24/25 Fn "25125 Sat "20/25 5 Sun 4/27'25 Mon 4128/25 0.0 Tuo "29125 Wod 4/30/25 Thu 511/25 Fn 512/25 Sal 5/3125 0.t/ Mlnmm'I (Cone.) O.t/ Mum.Im (Cone) Mb AVV WMkt,> (Cone.) Avg Monlht,' (Cone.) G<<lmltricM..,(Conc.) MuAvgW~(load) Avg~{Loedl TocalMonttty (load) °"' -(loed) 0 Deiti'Maxinun(load) 0 I c.rWy i.ndlf penalty of Ir# lfwl 1w ~ ~ lnitf m, chcllon <<....,....'IUon In KeOfdlrK:e """1 * -,.tem dHigMd lo..._ thllt qualn.d pel90nMI gMhef a1d n-....t, tM rtfoffration ~<<I. Bned on m, ~ of the person Of ~W'IO nwage h.,_,.,Of lhoM penons ~ rNpllf'ldl6a lof gathafing lhe hlom1llion, the lnformatir>n llbritlltd II. lo the bHC ol "'I~ and behf. tNe -=ntl Ind~*. I,m.._... thlll l'llfl IN slgnillcl,nl pendiH lor ~,.. lnlomwtbn, lnct.Jdinglhe poNlllly ol lne and ~I kif ~violationl. See 18 Pl. c.s. § 4904 (rMlmgto urwv.om llhfflcalion). Prepared By: Darren Bollman License No.: TIiie* Environmental Specialist Date: 5/21/2025
g pennsylvania 3100~M<<W0431 312012 OEPAATMENT OF ENVIAONMENTAL SUPPLEMENTAL REPORT PROTECTION DAILY EFFLUENT MONITORING Facdity Name Beaver Valley Power Station Month 4 (a.Id IMTtlW) Year: 2025 Munic,pality Shippingport Borough County Beaver Penmt No. PA0025<15 Outfall: 313 Watershed* 20.a Renewal appl1ca6on due 180 days prior to expiration. Laboratones TestAmerica, BVPS Lab This permit will expire on October 31, 2026 Flow pH TSS Oil and Grease RI RI RI MGO Q s.u. Q Q ""'l Q Q Q Q Q Q Q Q Q Q Q Sun 3130/25 Mon 3/31/25 Tue 4/1/25 Wed '12125 Thu 413125 Fn 4/4125 Sot 4/5125 2 Sun 4115125 Mon 4/7f25 Tue 418125 0.002 7.9 4.4 4.9 Wed 419/25 Thu 4110125 Fn 4/11/25 Sat 4/12/25 3 Sun 4/13'25 Mon 4/14125 0.002 7.9 4.0 5.0 Tue 4/15/25 Wed 4/16'25 Thu 4117/25 Fn 4118/25 Sat 4/19125 4 Sun 4120/25 Mon 4121/25 0.002 7.9 4.0 4.8 ~ Tue 4/22/25 Wed 4123125 Thu 4/24/25 Fn 4125125 Set 4/20/25 5 Sun 4'27125 Mon 4128125 0.002 7.3 6.0 4.9 Tue 4129125 Wed 4/30/25 Thu 5/1/25 Fn 5/2125 Sat 513125 Dally MNIUl'l (Cone.) 7.3 DI~ Mamllm (Cone) 7.1 5 Mu AYg w~ (Cone.) 6.0 5.0 Avg Monltl,V (Cone.) ~ a.omttrk:MNn(Conc.) MaxAvgW...,,,,,(load) 0.002 0.1 0.06 Av;Monttitt (load) 0.002 0.011 0.08 To<al-(loed) 0.0011 2 2 --(Loed) 0.002 0.07 0.08 OlitfMamun (tmd) 0,002 0.1 0.06 I 01ftify undtr pem11y of ltwlhlt Nt ctoa.rwit - p,perea und9t' ~ clr9dion << a.ipeivllion n 1IOCOfdlnct ~*~*em designed kl...,.,. M qualfled pmonMI glthef and...,..,.. the lnlomwtion aubnwlted. e...i on mt lnq.ky of lhe penon or~ 'MIO~ IMI syst11m or lhoN pW'IOM clrectty respc,nstie for gathwng lhe lnforrnltkln, the inforrr.tion ~ It, lo the belt ol "'f llnowedge and belef. true. KC:Unte and COff1)6ete. I *m--* thal !here *r* ligniflcl,ri penatiH kif u,mtlhg,.. lnfomation lncbting lhe poNWty ot l'M and in,,rieonment for kncMingviotltions. SN 111 Pa. c.s. s ~ (relamgto UM'M)tn latsfficalion). Prepared By: Darren BoAman License No.: Trtle: Environmental Specialist Date: 5/21/2025
g pennsylvania H OO-FM~W0431 3fZ011 ~ DEMRTMEHT Of ENVJ~MENTAl SUPPLEMENTAL REPORT PROTECTION DAILY EFFLUENT MONITORING Facility Name* Beaver Valley Power Station Month* 4 {INdfll.ffller) Year: 2025 Munte1pallty* Shippingport Borough County Beaver Permit No. -- PA0025615 Outfall* 401 Watershed* 20-8 Renewal appi1ca6on due 180 days prior to expiration. Laboratones TestAmerica, BVPS Lab This permrt will expire on* October 31, 2026 Flow pH TSS 011 and Grease 1 RI RI RI MGO Q s.u. Q moll Q - Q Q Q Q Q Q Q Q Q Q Q 1 Sun 3130/25 Mon 3131/25 Tue 4/1/25 Wed 412/25 0.00 1 79 40 47 Thu 4/3125 Fn 414'25 s,t 4/5/25 2 Sun 416125 Mon ""f25 Tue 418125 0.001 8.2 4.0 5.0 Wed 4/9/25 Thu 4/10/25 Fn 4/11125 Sat 4/12/25 3 Sun 4/13125 Mon 4/14125 0,001 Tu, 4/15125 Wed 4/16125 Thu 4/17125 Fn 4/18125 Sat 4/19/25 4 Sun 4/20/25 Mon "'21/25 0.001 Tue 4'l2/Z5 Wed 4fl3125 Thu 4/24/25 Fn 4/25125 Sat 4/26125 5 Sun 4127/25 Mon 4128125 0.001 Tue 4129/25 Wed 4/30/25 Thu 511/25 Fn 512/25 s,, 513/25 0.llr Mlnlnun (Cone.) 7.9 4 4.7 Oat, MUffl.lm (Cone) 8.2 4 5 Mu:AvgW~ (c<<ic:.) 4.0 5.0 Avv Monlhtw' (Cone.)* 4.9 ~ MtM (Cone.) MuAvg~{l.oad'I 0,001 0.03 0,04 Avg~(lo.d) 0.001 0.03 0.04 Total~(lo.d) 0.005 1 1 0.0,........,, (\\.,od\\ 0.001 0.03 0.04 °"""""""""(l""l 0.001 0.03 0.04 1 C<<lil"/ uncs.r penalty of i.wtt.t Ills~--~ undtr "'I~<< IUf>>fYlllon n accordlncl wlh *.,..cem ~ 1o - that quailt9d peraomel gatMr and'".._' tl1rt tlforrnlbon alt>mltl<I. 8Nlld on "'I incpy of 1M pw10n << ~ M'IO nw,aga 1he system << thoN plrlOf'IS clradly rnpc!Mtie for gathem9 lht i'llomation, lhe infomwtion subrriilled ii, to 1h11 bNt of "'f knoYHdgl and behf, tNI. acct.nte end COfl'lllel*. I am....,.. lhat--.aratlgribntpenaliaafor ~,._lnfom'alon,~lheponllltyofhandlmprieonmentklfkna.....ngvlolltJons. SN 18Pa.C.S.t "'904 (r~lol.lM'Mlm l.tlilk:9tion). Prepared By: Darren Bollman License No.: Trtle Environmental Specialist Date: 5/21/2025
g[d pennsylvania 3100~M-8CW0431 :112012 DEPARTMENT OF ENVJRONMENTAL SUPPLEMENTAL REPORT PROTECTION DAILY EFFLUENT MONITORING Faciltty Name Beaver Valley Power Station Month 4 (IMC:lr'IUIT'ar) Year: 2025 MunlClpality Shippingport Borough County* B@aver Penmt No. PA0025615 Outfall* 403 Watershed 20-8 Renewal appl,cation due 180 days prior to expiration. Laboratones TestAmerica, BVPS Lab This permit will expire on October 31, 2026 Flow pH TRC TSS 011 and Grease NH3..N Total Chromium Total Zinc Hydrazine Nalco H150M 1 RI RI RI RI RI RI RI RI RI MGO Q s.u. Q moll Q - Q moll Q moll Q - Q -~ Q Q moll Q Q Q Q Q 1 Sun 3130/25 Mon 3131/25 Tue 111/25 Wed 4/2/25 Thu 4/3125 Fn 4/4125 Sal 4/5/25 Sun 416125 Mon
n12s 0.0 Tue 4/8/25 Wed 419125 Thu 4110/25 Fn 4/11/25 Sat 4112/25 3
Sun 4/13/25 Mon 4/14/25 0.0 Tue 4115125 Wed 4/16125 Thu 4/17/25 F0 4/18125 Sot 4/19/25 Sun 4120/25 Mon 4/21/25 0.0 Tue 4122125 Wed 4123125 Thu 4/24/25 Fn 4125125 Sat 4120/25 5 sun 4'2712S Mon 4120/25 0.0 Tue 4/29/25 Wed 4/30125 Thu 511125 Fn 512125 Sat 513125 Oalty Mlnm.Jl'n (Cone.) O.tf Mllllmffll (Cone) MuAv,gWHk~ (Conc.) AvgMonlhf1 (Cone.) GeometricMNn (Conc.) Mu AVV WNkty (load) AYgMontt-t,(Load'I TobllMontNrt (loed) .......... (l..,, 0 _.........., IL_,, 0 I cer1if'y undtt penaly of..,_that Ns docunWII-lftPW9d untt.r rTff clrWdion or eupetYllion h 11000fdilnoa ¥lilt,* sy*emdetis,lt<l k> ~ thll~fie,d ~gaitt,., andw...,..a lht flkwmlition tubmlt-.:i. Bnecl on "'f ~ of fMI Pffl0'1 Of~ 'MlO nw,ega the sysmm Of thoN pw-.onsdrldt)I rflPC)nll:ill fo, getM,rlg !he lnlormltion. lhl info,!Tlltlon aibrritled II. tothl belt of"'( knovhdg,e and belef. tru., acctnte and con1)1e(e. I am-. lhalltw* ara lignffic:anl penaliH for ILtirritbng talle lnfomation, rdd,glhe poalllly offlntl and impnlonnwitfo, ~violations. SM 18 Pa. C.S. S 4904 (rlNlling 1ounsviom fatsif'tcatjon). Prepared By: Darren BoUman License No.: Title* Environmental Specialist Date: 5/21/2025
Or., pennsylvania 31004=M-8CW04ll l /2012 DEPARTMENT OF £MIIRONMENTAL SUPPLEMENTAL REPORT PROTECTION DAILY EFFLUENT MONITORING Facility Name Beaver Valley Power Station Month 4 (MM<tnumbW) Year* 2025 Mun,opality* Shippingport Borough County Beaver Perm,t No. -- PA0025615 Outfall. 601 Watershed: 20-8 Renewal application due ~ pnor to expiration. Laboratones TestAmerica, BVPS Lab This permit will expire on October 31, 2026 Flow pH TSS OIi and Grease NH3-N Hydrazine 1 RI RI RI RI RI MGO Q s.u. Q - Q moll Q - Q moll Q Q Q Q Q Q Q Q Q 1 Sun 3/30/25 Mon 3/31/25 Tue 4/1'25 Wed "2125 Thu 413125 Fn 4/4/25 Sat
15125 2
Sun 416/25 Mon 417/25 0.0 Tue 4/8/25 Wed 4/8/25 Thu 4/10/25 Fn 4/11'25 Sat 4/12125 3 Sun 411 3/25 Mon 4/14125 0.0 Tue 4/1 5125 Wed 4/16125 Thu 4/17/25 Fn 4/18/25 Sat 4/19/25 4 Sun 4/20/25 Mon 4/21/25 0.0 Tue 4/22/25 Wed 4/23/25 Thu 4/24/25 Fn 4/25/25 Sat 4/2e/25 5 Sun 4/2712.5 Mon 4/28/25 0 Tua 4/29/25 Wed 4/30/25 Thu 5/1125 Fn 5/2/25 Sat 513/25 Oatf Minmlm (Cone.) Oa~ Muimum (Cone) Mu Avg Wffktf (Cone.) Avg Monlhtf (Cone.)* GeomttrtcM..-.(Conc.) Max Avg W68if (load) IREFI IREFI IREFI IREFI I REFI t REFI IREFI IREFI IREFI IREFI IREFI
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IREFI OREFI OREFI I ~ l.lnl>>I' penalty of i.w ttwt,_ doct.mlnl:.- ~ Ll"IOtf ~ clf-.clion or...-Nabn In ecc:c)fdllnct ¥lilt a sytittm ~to..._.,. that qualiftad ptf'aOMel gMhaf and evaklat* ttw infonnltkln aubrrittd. B"9d on~ Inquiry of1he perwon or p<<-.in1 -.no,_,... lht syste,norltlOM pnons *~ r~ fot gethemg 1he lnklrmMion, the Information sutrritle<l la, to the bHt ol ~ knoWeclge and bel1f. true, aca.nt* and COf'lllllt*. I *m-* thal IMf* art1 slgr,lbre peNliH ror a.tlfritlina filtM lnfOffflltion. ncutng 1he pou1:i1ty ol llne and~ r<< kncMing violations. See 18 Pa. c.s. t 4904 (relltng '° u!'IS'I\\Ofn latsfficalion), Prepared By: Darren Bohman License No.: Trtle: Environmental Specialist Date: 5/21/2025
e pennsylvania )10t~M-8CWIM31 )l201Z ~ OEPARTM£HT OF UMROhHEHTAl SUPPLEMENTAL REPORT PROTt.CTION DAILY EFFLUENT MONITORING Facility Name BHvtr Valley Power Station Month 4 (M4ed nl.ffbef) Year: 2025 Municipality: Shippingport Borough County Beaver Permit No. -- PA0025615 Outfall 701 Watershed 20-8 Renewal apphcabon due 180 days pnor to expiration. Laboratones TestAmeric.a, BVPS Lab This permit 'Nin expire on October31,2026 Flow pH TSS OtlandGrHse NHUI Hydrazine RI RI RI RI RI MGO Q SU Q - Q moll Q =l Q - Q Q Q Q Q Q Q Q Q Sun 3130/25 ~ 3131125 Tue 'ttns Wed ~1'2/25 Thu 4/3/25 Fn A/4/25 ~ 4/5'1.5 - ~ f-- 2 ~ if612S Mon 417125 0.0 Tue 4/8/25 -~ 4/11125 Thu 4/10125 Fn 4111/25 Sat 4/12125 2 ~ 4113125 Mon 4/14125 0.0 Tue 4/15125 Wed 4/16125 Thu 4/17125 Fn 4118125 ~ Sat '119125 4 Sun 4120125 >--f-Mon 4/2.1/25 ~ Tue 4122/25 Wed 4123125 Thu 4124125 Fn 4/25125 ~ Sat 4128125 5 Sun 4127125 Mon 4128125 0 - Tue 4129125 Wed <ll0/25 Thu 511/25 Fn 5/2/25 Sat 5/3/25 f--- O.ity MlnimJm (Cone.) Ody Maxffllffl (Cone) MuAvgWMl!t( (Conc.) Avg MonNr (Cone.) ~ GlomttrlcMNn(Conc.l MuA-..gWeM{(l.Oldt IREFI tREFI IREFI tREFI IREFI IREFI IREFI IREFI IREFI IREFI tREFI IREFI tREFI IREFI Avg~ {toed) tREFI IREFI tREFI IREFI IREFI tREFI IREFI IREFI IREFI IREFI IREFI
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IREFI IREFI I ce,tify undlr penalty of ltwlhat NI document ¥.es~~ L#'ldlf ~ dredlon or IUpffl'lltOl'I In eoco,dlnce wth
sylltm dNigr,ld to._,,. 1h11 ~
pen,ome4 ~ llnd nllUII* the rifromwtion WJbmtled. 8.-d on~ Inquiry ofhi ~ ot ~ lllftO 1NN99 hi l)'IWmOI' lhDM P9f90fll ~ ~ foffllhem9 lhe.-,lormdon, IN lnfor"'9bofl IUbrnrled II lo lhe bnl of~ lcnowedge llnd belef INe. acante and CIOl'T'flllt9. I 1m.-. Nlhefearelignilc:anlpenlllinbumtDng,._Womaion_~l'lepoal:lifyofhllnd~fof"'-1gvloltiom S..18P.C.S.f490'(r99mgtoUfW'MlmlWlcalim). Proparad By Darren Bolman License No. Trtle Environmental Spectahst Date 5/21/2025
L-25-120 ENCLOSURE D
t; e.:~N~~!~~<~.~~o?.cnoN SUPPLEMENTAL REPORT - COOLING WATER INTAKE MONITORING 3800-FM-BCW0010 2/2020 Facility Name: Beaver Valley Power Station - Unit 1 Month: _A_,p.... r_il _________ _ Year: Municipality: Shippingport Borough County: Beaver NPDES Permit No.: PA0025615 Watershed: 20-B 20-D Renewal application due 180 days prior to expiration. This permit will expire on: October 31, 2026 Actual Intake Flow Cooling Water Make-Up Water Blowdown Volume Cycles of Actual Through Withdrawal Concentration Screen Velocity Day MGD MGD Million Gallons Million Gallons fps 1 1.84 2 1.93 3 2.02 4 2.05 5 1.77 6 1.66 7 1.61 8 2.04 9 2.05 I-10 2.04 11 1.98 12 1.95 13 1.91 I-- 14 1.93 15 2.12 16 1.76 17 1.82 18 2.01 19 2.29 20 2.2 21 2.03 22 1.97 23 2.04 24 1.97 25 1.74 26 2.22 27 1.77 28 1.8 29 1.84 30 1.97 31 Average 1.9 Maximum 2.3 I certify under penalty of law that this document was prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fine and imprisonment for knowing violations. See 18 Pa. C.S. § 4904 (relating to unsworn falsification). Prepared By: Darren Bollman License No:
Title:
Environmental Specialist Date: 5/22/2025 2025
ft ~:~.~~!~~,~.~Jo~ CT,o* SUPPLEMENTAL REPORT - COOLING WATER INTAKE MONITORING 3800..fM-BCW0010 2/2020 Facility Name: Beaver Valley Power Station - Unit 2 Month: _A_.p_r_il _________ _ Year: Municipality: Shippingport Borough County: Beaver NPDES Permit No.: PA0025615 Watershed: 20-B 20-D Renewal application due 180 days prior to expiration. This permit will expire on: October 31, 2026 Actual Intake Flow Cooling Water Make-Up Water Blowdown Volume Cycles of Actual Through Withdrawal Concentration Screen Velocity Day MGD MGD Million Gallons Million Gallons fps 1 1.62 2 1.83 3 2.01 ~ 4 2.04 ~ 5 1.83 6 1.77 7 1.48 8 2.12 9 2.1 10 2.13 11 2.04 12 2.0 13 2.02 ~ 14 1.94 ~ 15 2.09 16 1.77
~
17 1.89 18 2.0 19 2.44 20 2.44 21 2.37 22 2.35 23 2.11 1-24 2.32 25 2.1 26 2.78 27 2.06 28 2.04 29 2.01 30 2.23 31 Average 2.1 Maximum 2.8 I certify under penalty of law that this document was prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fine and imprisonment for knowing violations. See 18 Pa. C.S. § 4904 (relating to unsworn falsification). Prepared By: Darren Bollman License No.: -----------------
Title:
Environmental Specialist Date: 5/22/2025 2025 --}}

L-25-120, Submittal of Discharge Monitoring Report (Npdes), Permit No. PA0025615

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L-25-120, Submittal of Discharge Monitoring Report (Npdes), Permit No. PA0025615

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