ML21048A019

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Discharge Monitoring Report, January 2021
ML21048A019
Person / Time
Site: Sequoyah  Tennessee Valley Authority icon.png
Issue date: 02/12/2021
From: Markum T
Tennessee Valley Authority
To:
Document Control Desk, Office of Nuclear Reactor Regulation
References
Download: ML21048A019 (13)
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Text

n TENNESSEE VALLEY AUTHORITY Tennessee Valley Authority, Sequoyah Nuclear Plant, P.O. Box 2000, Soddy Daisy, TN 37384 February 12, 2021 ATTN: Document Control Desk U.S. Nuclear Regulatory Commission Washington, D.C. 20555-0001

Subject:

Sequoyah Nuclear Plant, Discharge Monitoring Report (DMR), January 2021 Attached is the January 2021 DMR for Sequoyah Nuclear Plant.

Respectfully, Travis R. Markum Environmental Scientist

DMR Copy of Record Permit Permits: TN0026450 Permittee: Tennessee Valley Authority (TVA) Facility: TVA SEQUOYAH NUCLEAR PLANT (SQN)

Major: Yes Permittee Address: Sequoyah Access Road, PO Box 2000 Facility Location: SEQUOYAH ACCESS ROAD Soddy Daisy, TN 37379 SODDY DAISY, TN 37379 Permitted Feature: 101 Discharge: 101-G External Outfall (no description)

Report Dates & Status Monitoring Period: From 01/01/21 to 01/31/21 DMR Due Date: NetDMR Validated Considerations for Form Completion Primary discharge from Diffuser Pond.

Principal Executive Officer First Name: Thomas Site Vice President Telephone:

Last Name: Marshall No Data Indicator (NODI)

Form NODI:

Parameter Monitoring Location Season Quantity or Loading Quality or Concentration tt of Frequency of Code Name # Qualifier Value 1 Qualifier Value 2 Units Qualifier Qualifier Value Qualifier Units Ex- Analysis 04 - deg RC - Recorder Sample 24.6 99/99 - Continuous (auto)

C Permit 04-deg RC - Recorder 00010 Temperature, water deg. centigrade 1 - Effluent Gross 0 Req Mon DAILY MX 99/99- Continuous Req.

Value NODI Sample 10J) £* 'UBy 99/99 -Continuous CA -CALCTD 00O10 Temperature, water deg. centigrade Permit 30.5 DAILY MX 5?"deg 99/99 -Continuous CA -CALCTD Monitoring Req.

Value NODI Sample Permit 00016 JemP- diff" b6tweBn samP" &uPstrm de9" 1-Effluent Gross 1 3.G DAILY MX 99/99

  • Continuous CA-CALCTD Req.

9 - Conditional Monitoring - Not Required This Period Sample **' d69 99/99 - Continuous CA - CALCTD 00016 Jemp' diff" between samp' &ups,rm deg- 1-Effluent Gross 2 Permit Req.

5.0 DAILY MX 04- deg g9/g9 _Q^ttausuj CA - CALCTD Value NODI RC - Recorder 1760.7 03-MGD 99/59 - Continuous (auto)

Permit Req Mon MO Req Mon DAILY ., M__ RC - Recorder 50050 Flow, in conduit or thru treatment plant 1 - Effluent Gross 0 Req. AVG 99/99 - Continuous (auto)

Value NODI Sample Permit 01/07-Weekly GR-GRAB 0.027 MO AVG 0.047 DAILY MX 50060 Chlorine, total residual 1 - Effluent Gross 0 Req.

Value B - Below Detection Limit/No Detection B - Below Detection Limit/No Detection NODI Sample 99/99 - Continuous CA-CALCTD Permit 62 - deg 82234 Temperature rateofchangedeg.C/hr Monitorino Req.

2.0 DAILY MX C/hr 99/99 - Continuous CA-CALCTD Value NODI Sample Permit 01/30 - Monthly CP

  • COMPOS TRp_R IC25 StaticRenewal 7 Day Chronic 1 - Effluent Gross 0 Req.

Chrceriodaphnia Vafue 9 - Conditional Monitoring - Not Required NODI This Period Sample Permit 01/30 - Monthly CP - COMPOS TRp6C IC25 Static Renewal 7 Day Chronic 1 - Effluent Gross 0 Req.

69.0 MINIMUM Chrpimephales 9 - Conditional Monitoring - Not Required This Period

Submission Note Ifa parameter row does not contain any values for the Sample nor Effluent Trading, then none of the followingfields will be submitted for that row: Units, Number of Excursions, Frequency of Analysis, and Sample Type.

Edit Check Errors No errors.

Comments Method Detection Limitfor Total Residual Chlorine is 0.05 mg/L.

Attachments Type SQN_BCTP_Annual_Report_2020.pdf Report Last Saved By Tennessee Valley Authority (TVA)

User: TRMARKUM Name: Travis Markum E-Mail: trmarkum@tva.gov Date/Time: 2021-02-02 08:57 (Time Zone:-06:00)

Report Last Signed By User: SWHUNNEW Name: Scott Hunnewell E-Mail: swhunnewell@tva.gov Date/Time: 2021-02-11 15:32 (Time Zone:-06:00}

Tennessee Valley Authority, Post Office Boi 2000, Soddy Daisy, Tennessee 37384-2000 January 28, 2021 Ms Sarah Terpstra Division of Water Resources Tennessee Department of Environment and Conservation (TDEC)

William R. Snodgrass Tennessee Tower 312 Rosa L. Parks Avenue, 11th Floor Nashville, Tennessee 37243

Dear Ms. Terpstra:

TENNESSEE VALLEY AUTHORITY (TVA) - SEQUOYAH NUCLEAR PLANT (SQN) - NPDES PERMIT NO. TN0026450 - BIOCIDE/CORROSION TREATMENT PLAN (B/CTP) ANNUAL REPORT 2020 Enclosed is a copy of the CY 2020 B/CTP Annual report for SQN. All treatments in 2020 were conducted in accordance with the approved B/CTP If you have any questions or need additional information, please contact Travis Markum at (423) 843-6714 or by e-mail at trmarkum@tva.gov of Sequoyah's Environmental staff.

/ certify under penalty of law that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly 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.

Sincerely, Thomas B. Marshall Site Vice President Sequoyah Nuclear Plant Enclosures cc (Enclosures):

Mr. Michael Bascom Chattanooga Environmental Field Office Division of Water Resources 1301 Riverfront Parkway, Suite #206 Chattanooga, Tennessee 37402 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, DC. 20555

TN0026450 SQN 2020 Biocide/Corrosion Treatment Plan Annual Report Flogard MS6236 Duration in Analytical Results Quantity in Pounds Hours (mass balance calculations)

(hrs/day) (lbs/day) (mg/L)

Days of Month Maximum* Maximum Average Limit Maximum Average Limit Treatment (based on days in service)

January 12.0 209 209 2275 0.0296 0.0296 0.2 9 February 12.0 209 209 2275 0.0296 0.0296 0.2 2 March - - -

2275 -

0.2 -

April - - -

2275 -

0.2 -

May - - - 2275 -

0.2 -

June - - -

2275 -

0.2 -

July - - -

2275 - 0.2 -

August 11.0 510 246 2275 0.0284 0.0282 0.2 6 September 19.5 917 522 2275 0.0283 0.0273 0.2 20 October 24.0 941 529 2275 0.0283 0.0281 0.2 20 November 24.0 397 291 2275 0.0286 0.0285 0.2 4 December - - - 2275 - 0.2 -

Jan. - Dec. 24.0 941 - 2275 0.0296 0.2 61 Per the B/CTP approval: "Flogard MS6236 is injected into the RCW system continuously, except during periods of other chemical injection due to common injection lines. Flogard MS6236 is injected into the ERCW Train A & B system intermittently."

TN0026450 SQN 2020 Biocide/Corrosion Treatment Plan Annual Report Towerbrom 960 Duration in Analytical Results Quantity in Pounds Hours mass balance calculation (hrs/day) (lbs/day) (mg/L)

Days of Month Maximum* Maximum Average Limit Maximum Average Limit Treatment (based on (daily days in max) service)

January 4.0 125 103 1425 0.0313 0.0217 0.10 9 February 4.0 125 114 1425 0.0179 0.0149 0.10 7 March 4.0 125 102 1425 0.0191 0.0119 0.10 12 April 4.0 125 75 1425 0.0324 0.0160 0.10 23 May 4.0 125 92 1425 0.0241 0.0160 0.10 12 June 4.0 150 118 1425 0.0240 0.0141 0.10 22 July 4.0 150 124 1425 0.0228 0.0133 0.10 23 August 4.0 200 141 1425 <0.05 <0.05 <0.05 22 September 4.0 225 182 1425 <0.05 <0.05 <0.05 22 October 4.0 150 132 1425 <0.05 <0.05 <0.05 17 November 4.0 150 112 1425 <0.05 <0.05 <0.05 13 December 4.0 150 123 1425 <0.05 <0.05 <0.05 11 Jan. - Dec. 4.0 225 - 1425 <0.05 - <0.05 193 Per Part l.3.b.3) of the NPDES permit effective August 1, 2020: "The method detection level (MDL) for TRC shall not exceed 0.05 mg/L unless the permittee demonstrates that its MDL is higher."

Per Part III.E of the NPDES permit: "WET testing shall be performed twice per year at Outfall 101: once per year when oxidizing biocides are being used, and once per year when non-oxidizing biocides are being used."

Outfall 101: Toxicity was sampled October 4 - October 9, 2020 during Towerbrom 960 treatment.

Test Results: Pimephales promelas: IC25 >100%

Ceriodaphnia dubia: IC25 > 100%

Outfall 110: There has been no discharge from Outfall 110 January - December 2020.

  • Maximum treatment duration is listed individually per system: ERCW A, ERCW, B and RCW.

TN0026450 SQN 2020 Biocide/Corrosion Treatment Plan Annual Report Spectrus BD 1500 Duration Analytical Results Quantity in Pounds in Hours mass balance calculations (hrs/day) (lbs/day) (mg/L)

Days of Month Maximum* Maximum Average Limit Maximum Average Limit Treatmen t

(based on days in service)

January 0.5 43 36 50 0.049 0.049 2.0 7 February 0.5 43 30 50 0.049 0.049 2.0 8 March 0.5 43 41 50 0.049 0.049 2.0 9 April 0.5 43 43 50 0.049 0.049 2.0 8 May 0.5 43 28 50 0.049 0.049 2.0 8 June 0.5 43 43 50 0.049 0.049 2.0 9 July 0.5 14 14 50 0.047 0.047 2.0 1 August 0.5 16 15 50 0.046 0.046 2.0 2 September 0.5 27 22 50 0.047 0.045 2.0 8 October 0.3 16 12 50 0.046 0.046 2.0 13 November 0.5 21 14 50 0.047 0.046 2.0 13 December 0.5 26 22 50 0.047 0.046 2.0 10 Jan. - Dec. 0.5 43 - 50 0.0490 2.0 96 Per the B/CTP approval: Spectrus BD1500 is a surfactant that is injected into the ERCW and RCW systems for approximately 30 minutes prior initiating chlorination to enhance the effectiveness of the chlorination.

  • Maximum treatment duration is listed individually per system: ERCW A, ERCW, B and RCW.

TN0026450 SQN 2020 Biocide/Corrosion Treatment Plan Annual Report Spectrus CT1300 Duration in Analytical Results Quantity in Pounds Hours mass balance calculations (hrs/day) (lbs/day) (mg/L)

Days of Month Maximum* Maximum Average Limit Maximum Average Limit Treatmen t

(based on days in service)

January - - - 855 - - 0.05 -

February 12.0 240 240 855 0.033 0.033 0.05 2 March 15.0 300 300 855 0.033 0.033 0.05 1 April 15.0 300 220 855 0.033 0.033 0.05 3 May 24.0 483 320 855 0.033 0.033 0.05 6 June 24.0 483 322 855 0.033 0.033 0.05 6 July 24.0 483 307 855 0.033 0.033 0.05 6 August 15.5 310 240 855 0.033 0.031 0.05 4 September 16.0 423 284 855 0.033 0.033 0.05 8 October 20.0 403 254 855 0.033 0.033 0.05 7 November - - -

855 - -

0.05 -

December 15.3 305 243 855 0.033 0.033 0.05 2 Jan. - Dec. 24.0 483 - 855 0.033 - 0.05 45 Per Part III.E of the NPDES permit: "WET testing shall be performed twice per year at Outfall 101: once per year when oxidizing biocides are being used, and once per year when non-oxidizing biocides are being used."

Outfall 101: Toxicity was sampled May 3 - May 8, 2020 during Spectrus CT 1300 treatment Test Results: Pimephales promelas: IC25 >100%

Ceriodaphnia dubia: IC25 > 100%

Outfall 110: There has been no discharge from Outfall 110 January - December 2020.

DMR Copy of Record Permit Permit*: TN0026450 Permittee: Tennessee Valley Authority (TVA) Facility: TVA SEQUOYAH NUCLEAR PLANT (SQN)

Major: Yes Permittee Address: Sequoyah Access Road, PO Box 2000 Facility Location: SEQUOYAH ACCESS ROAD Soddy Daisy, TN 37379 SODDY DAISY, TN 37379 Permitted Feature: 103 Discharge: 103-G Internal Outfall (no description)

Report Dates & Status Monitoring Period: From 01/01/21 to 01/31/21 DMR Due Date: 02/15/21 Status: NetDMR Validated Considerations for Form Completion Internal Monitoring Point for various flows from Low Volume Waste Treatment Pond to Diffuser Pond, which eventually discharges through Outfall 101.

Principal Executive Officer First Name: Thomas

Title:

Site Vice President Telephone: 423-843-7001 Last Name: Marshall Wo Data Indicator (NODI)

Form NODI:

Parameter Monitoring Location Season # Param. NODI Quantity or Loading Quality or Concentration #of Ex. Frequency of Analysis Sample Type Code Nairn Value 1 Qualifier 2 Value 2 Units Qualifier 1 Value 1 Qualifier 2 Value 2 Qualifier 3 Value 3 Units Sample 8,1 12 - SU 01/30 - Monthly GR - GRAB Permit Req. 9.0 MAXIMUM 12-SU 01/30 - Monthly GR-GRAB 00400 pH IM - Internal Monitoring Point 0 Sample 4.1 4.1 19 -mg/L 01/30-Monthly GR- GRAB Permit Req. 30.0 MO AVG <= 100.0 DAILY MX 19-mg/L 01/30 -Monthly GR-GRAB 00530 Solids, total suspended IM Internal Monitoring Point 0 <=

Value NODI Sample 5.0 < 5.0 19-mg/L 01/30-Monthly GR- GRAB Permit Req. 15.0 MO AVG <= 20.0 DAILY MX 19-mg/L 01/30-Monthly GR- GRAB 00556 Oil & Grease IM Internal Monitoring Point 0 <<

Value NODI Sample = 1.696 1.696 03-MGD 01/30-Monthly IN - INSTAN Permit Req. Req Mon MO AVG Req Mon DAILYMX 03 - MGD 01/30-Monthly IN - INSTAN 50050 Flow, in conduit or thru treatment plant IM Internal Monitoring Point 0 Value NODI Submission Note Ifa parameter row does not contain any values for the Sample nor Effluent Trading, then none of the following fields willbe submitted for that row: Units, Number of Excursions, Frequency of Analysis, and Sample Type.

Edit Check Errors No errors.

Comments Attachments No attachments.

Report Last Saved By Tennessee Valley Authority (TVA)

User: TRMARKUM Name: Travis Markum E-Mail: trmarkum@tva.gov DateATime: 2021-02-02 08:46 (Time Zone:-06:00}

Report Last Signed By User. SWHUNNEW Name: Scott Hunnewell E-Mail: swhunnewell@tva.gov Date/Time: 2021-02-11 15:32 (Time Zone:-06:00}

DMR Copy of Record Permit Permit*: TN0026450 Permittee: Tennessee Valley Authority (TVA) Facility: TVA SEQUOYAH NUCLEAR PLANT (SQN)

Major: Yes Permittee Address: Sequoyah Access Road, PO Box 2000 Facility Location: SEQUOYAH ACCESS ROAD Soddy Daisy, TN 37379 SODDY DAISY, TN 37379 Permitted Feature: 107 Discharge: 107-G Internal Outfall (no description)

Report Dates & Status Monitoring Period: From 01/01/21 to 01/31/21 DMR Due Date: 02/15/21 Status: NetDMR Validated Considerations for Form Completion Metal Cleaning Waste Pond discharge. No monitoring required for stormwater decanting Daily monitoring required only during dewatering events.

Principal Executive Officer First Name: Thomas Site Vice President Telephone: 423-843-7001 Last Name: Marshall No Data Indicator (NODI)

Form NODI:

Parameter Monitoring Location Season # Param. NODI Quantity or Loading Quality or Concentration # of Ex. Frequency of Analysis Sample Type Name Qualifier 1 Value 1 Qualifier 2 Value 2 Units Qualifier 1 Qualifier 2 Value 2 Qualifier 3 Units Sample 00400 pH Permit Req. 6.0 MINIMUM 9.0 MAXIMUM 12-SU 01/01 -Daily GR-GRAB IM - Internal Monitoring Point 0 C - No Discharge C - No Discharge Sample Permit Req. 30.0 MO AVG 100.0 DAILY MX 19 - mg/L 01/01 Daily CP COMPOS 00530 Solids, total suspended IM Internal Monitoring Point 0 <= <<*

Value NODI C - No Discharge C - No Discharge Sample Permit Req. 15.0 MO AVG 20.0 DAILY MX 19-mg/L 01/01 Daily GR GRAB 00556 Oil & Grease IM Internal Monitoring Point 0 <* -

Value NODI C - No Discharge C - No Discharge Sample Permit Req. 1.0 MO AVG 1.0 DAILY MX 19-mg/L 01/01 Daily CP COMPOS 01042 Copper, total [as Cu] IM Internal Monitoring Point 0 - -

Value NODI C - No Discharge C - No Discharge Sample Permit Req. 1.0 MO AVG 1.0 DAILY MX 19-mg/L 01/01 Dally CP COMPOS 01045 Iron, total (as Fe] IM Internal Monitoring Point 0 - <-

Value NODI C - No Discharge C - No Discharge Submission Note Ifa parameter row does not contain any values for the Sample nor Effluent Trading, then none of the following fields will be submitted for that row: Units, Number of Excursions, Frequency of Analysis, and Sample Type.

Edit Check Errors No errors.

Comments Attachments No attachments.

Report Last Saved By Tennessee Valley Authority (TVA)

User: TRMARKUM Name: Travis Markum E-Mail: trmarkum@tva.gov Date/Time: 2021-02-02 08:47 (Time Zone:-06:00}

Report Last Signed By User: SWHUNNEW Name: Scott Hunnewell E-Mail: swhunnewell@tva.gov Date/Time: 2021-02-11 15:32 (Time Zone:-06:00)

DMR Copy of Record Permit Permit#: TN0Q2645Q Permittee: Tennessee Valley Authority (TVA) Facility: TVA SEQUOYAH NUCLEAR PLANT (SQN)

Major: Yes Permittee Address: Sequoyah Access Road, PO Box 2000 Facility Location: SEQUOYAH ACCESS ROAD Soddy Daisy, TN 37379 SODDY DAISY, TN 37379 Permitted Feature: 110 Discharge: 110-G External Outfall (no description)

Report Dates & Status Monitoring Period: From 01/01/21 to 01/31/21 DMR Due Date: 02/15/21 Status: NetDMR Validated Considerations for Form Completion Outfall 110 is closed. Only active in the event the plant goes into closed mode.

Principal Executive Officer First Name: Thomas

Title:

Site Vice President Telephone: 423-843-7001 Last Name: Marshall No Data Indicator (NODI)

Form NODI:

Parameter Monitoring Location Season#Param. NODI Quantity or Loading Quality or Concentration X of Ex. Frequency of Analysis Sample Type Name Qualifier 1 Value 1 Qualifier 2 Value 2 Units Qualifier 1 Value 1 Qualifier 2 Value 2Qualifier 3 Value 3 Sample Permit Req. Req Mon DAILY MX 04 - deg C 99/99 - Continuous CA - CALCTD 00010 Temperature, water deg. centigrade 1 - Effluent Gross Value NODI C - No Discharge Sample Permit Req. 30.5 DAILY MX 04 degC 99/99-Continuous CA CALCTD 00010 Temperature, water deg. centigrade Z Instream Monitoring 0 -

Value NODI C - No Discharge Sample Permit Req. 5.0 DAILY MX 04 degC 99/99 - Continuous CA CALCTD 00016 Temp. diff. between samp. & upstrm deg. C 1 Effluent Gross 2 -

Value NODI C - No Discharge Sample Permit Req. Req Mon MO AVG Req Mon DAILY MX 03-MGD 99/99-Continuous RC Recorder (auto) 50050 Flow, In conduit or thru treatment plant 1 Effluent Gross 0 -

Value NODI C - No Discharge C - No Discharge Sample Permit Req. 0.027 MO AVG 0.047 DAILY MX 19 mg/L 05/WK - Five Per Week GR GRAB 50060 Chlorine, total residual 1 Effluent Gross 0 -

Value NODI C- No Discharge C - No Discharge Sample Permit Req. 30.5 DAILY MX 62 deg C/hr 99/99 - Continuous CA CALCTD 82234 Temperature rate of change deg. C/hr z Instream Monitoring 0 -

<-~

Value NODI C - No Discharge Sample Permit Req. 69.0 MINIMUM 23 % 01/30-Monthly GR GRAB TRP3B IC25 Static Renewal 7 Day Chronic Chrcerlodaphnla 1 Effiuenl Gross 0 -

Value NODI C - No Discharge Sample Permit Req. 69.0 MINIMUM 23 % 01/30 - Monthly GR GRAB TRP6C IC25 Static Renewal 7 Day Chronic Chrpimephales 1 Effluent Gross 0 '-

Value NODI C - No Discharge Submission Note Ifa parameter row does not contain any values for the Sample nor EffluentTrading, then none of the following fields will be submitted for that row: Units, Number of Excursions, Frequency of Analysis, and Sample Type Edit Check Errors No errors.

Comments Attachments No attachments.

Report Last Saved By Tennessee Valley Authority (TVA)

User: TRMARKUM Name: Travis Markum E-Mail: trmarkum@tva.gov Date/Time: 2021-02-02 08:35 (Time Zone:-06:00}

DMR Copy of Record Permit Permlt#: TN0026450 Permittea: Tennessee Valley Authority (TVA) FacHtty: TVA SEQUOYAH NUCLEAR PLANT (SQN)

Major: Yes Permittee Address: Sequoyah Access Road, PO Box 2000 Facility Location: SEQUOYAH ACCESS ROAD Soddy Daisy, TN 37379 SODDY DAISY, TN 37379 Permitted Feature: 118 Discharge: 118-G External Outfall (no description)

Report Dates & Status Monitoring Period: From 01/01/21 to 01/31/21 DMR Due Date: 02/15/21 Status: NetDMR Validated Considerations for Form Completion Principal Executive Officer First Name: Thomas Site Vice President (Telephone: 423-843-7001 Last Name: Marshall No Data Indicator (NODI)

Form NODI:

Parameter Monitoring Location Season # Param. NODI Quantity or Loading Quality or Concentration # of Ex. Frequency of Analysis Sample Type Code Name Value 1 Qualifier 2 Value 2 Units Qualifier 1 Qualifier 2 Value 2 Qualifier 3 Sample Permit Req. 2.0 MINIMUM 02/07 - Twice Every Week GR - GRAB 00300 Oxygen, dissolved [DO] 1 - Effluent Gross 0 Value NODI C - No Discharge Sample Permit Req. 100.0DAILYMX 19-mg/L 02/07 - Twice Every Week GR - GRAB 00530 Solids, total suspended 1 - Effluent Gross 0 <<=

Value NODI C - No Discharge Sample Permit Req. 1.0 DAILY MX 25 - mL/L 01/30-Monthly GR-GRAB 00545 Solids, settleable 1 - Effluent Gross 0 <=

Value NODI C - No Discharge Sample Permit Req. Req Mon MO AVG Req Mon DAILY MX 03 - MGD 01/BA - Once Per Batch ES - ESTIMA 50050 Flow, in conduit or thru treatment plant 1 - Effluent Gross 0 Value NODI C - No Discharge C - No Discharge Submission Note Ifa parameter row does not contain any values for the Sample nor Effluent Trading, then none of the followingfields willbe submitted for that row: Units, Number of Excursions, Frequency of Analysis, and Sample Type.

Edit Check Errors No errors.

Comments Attachments No attachments.

Report Last Saved By Tennessee Valley Authority (TVA)

User: TRMARKUM Name: Travis Markum E-Mail: trmarkum@tva.gov Date/Time: 2021-02-02 08:40 (Time Zone:-06:00)

Report Last Signed By User; SWHUNNEW Name: Scott Hunnewell E-Mail: swhunnewell@tva.gov Date/Time: 2021-02-11 15:32 (Time Zone:-06:00)

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