ML14007A080

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Response to NRC Request for Additional Information, Dated November 21, 2013, Related to the Byron and Braidwood Stations, Units 1 and 2 License Renewal Application, Byron Station Applicants Environmental Report. Part 11 of 15
ML14007A080
Person / Time
Site: Byron  Constellation icon.png
Issue date: 12/19/2013
From:
Exelon Generation Co, Exelon Nuclear
To:
Office of Nuclear Reactor Regulation
Shared Package
ML14007A078 List:
References
RS-13-282
Download: ML14007A080 (56)
v • d • e


Text

"

Exel un,.

Exelon Geneation Co*,oany,.

1C wwx,,*e*oncr.om Nuclear Byron Staticn 4450 North German Church Road Byron, It 61010-9794 August 20, 2009 LTR:

BYRON 2009-0087 File:

2.09.0411 1.10.0101 Illinois Environmental Protection Agency Water Pollution Control Compliance Assurance Section #19 1021 North Grand Avenue East P.O. Box 19276 Springfield, IL 62794-9276 Subject Byron Station Monthly Discharge Monitoring Report In accordance with National Pollutant Elimination System (NPDES) Permit Number IL0048313, issued September 8, 2000, we are submitting the Discharge Monitoring Report for Byron Station, Units I and 2. This report covers the period of July 1, 2009 through July 31, 2009.

If there are any questions regarding this report, please contact M. Stanley Kerr, Chemistry Manager, at (815) 406-3200.

Respectfully,

/fradley ~. Ad; Plant Manager Byron Nuclear Generation Station BJAZC\\sdk Attachments

NATONAL&

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ATFACHMENT TO COOLING SYSTEM BLOWDOWN LINE (Outfall 001)

DISCHARGE MONITORING REPORT For Exelon Byron Station Permit 1.D048313 July 2009 BLOWDOWN TEMPERATURE MONITORING:

Date Calculated Maximum Allowable Blowdown Temp. (Degrees F)

Maximum Actual Blowdown Temp.

(Degrees F) 07/05/09 07/11/09 07/18/09 07/25/09 120 120 120 120 89.5 89.4 84.3 89.1 Note: Station procedures derive the Calculated Maximum Allowable Blowdown Temperature based on existing Rock River temperature and a calculated maximum river temperature increase. When the arithmetic sum of these values exceeds 120 degrees Fahrenheit, the Calculated Maximum Allowable Temperature limit defaults to 120 degrees Fahrenheit.

HYDRAZINE MONITORING:

There were no steam generator chemical cleaning solutions (or associated rinses) containing hydrazine discharged to the Cooling System Blowdown during the month of July 2009.

TOTAL QUANTITY DISCHARGED:

N/A TOTAL DURATION OF DISCHARGE:

N/A k:byrýchvnIfKUckcrkcMonthlyDMR~auamcWIl\\uI"

ATTACHMENT TO COOLING SYSTEM BLOWDOWN LINE (Outfall 001)

DISCHARGE MONITORING REPORT (Page 2)

For Exelon Byron Station Permit IL0048313 July 2009 COMMENTS:

1.

The weekly halogen concentration curves and daily halogen dosing time reports are attached.

2.

Bromine was not used this month.

3.

There was no discharge of steam generator chemical cleaning wastewater containing hydrazine in this month.

4.

Flow existed through this outfall 31 of 31 days.

k:b"h\\bymndbýckxk\\MonthlyDMRWwWl\\iulyO9

4 A

EXELON BYRON STATION Permit M.0048313 WEEKLY HALOGEN DOSING INFORMATION Dat Doin Time DaI Do ingTLim (Minutes)

Mnue 07/0/09 45 45 07/08/09 45 45 07/02/09 45 45 07/09/09 45 45 07/03/09 37 37 07/10/09 38 39 07/04/09 38 38 07/11/09 45 40 07/05/09 39 39 07/12/09 45 45 07/06/09 45 45 07/07/09 45 45 HALOGEN DOSING CURVE Concentration of total residual chlorine/halogen vs. minutes of chlorination period.

Date: 07/06/09 Time: 11:34 Analyzed by: D.L Reviewed by: D.M.

Unit: I Note:

The limit of detection for the instrument as tested in the Station Laboratory is 0.02 mg/L. All values less than this limit are reported for information only.

0.50-0.48 0.46 0.44--

0.42--

0.40-0.38--

0.36--

0.34.1 0.32-0.30-0.28 -

1 1

0.24-0.22 0.20-0.18-0.16-0.14-0.12-0.10-0.08--

0.06---

0.02 "1+"-

0.00 0

25 50 75 Minuts 100 125 150

EXELON BYRON STATION Permit EL0048313 WEEKLY HALOGEN DOSING INFORMATION DateDosinTime (Miutes)

IU-I

-U 07/13/09 45 45 07/14109 45 45 07/15/09 45 45 07/16009 47 45 07/17109 37 38 07/19109 38 39 07/19/09 45 45 HALOGEN DOSING CURVE Concentration of total residual chlorine/halogen vs. minutes of chlorination period.

Date: 07/13/09 Time: 11: 11 Analyzed by: D.A.

Reviewed by: D. M.

Unit: 2 Note:

The limit of detection for the instrument as tested in the Station Laboratory is 0.02 mg/L All values less than this limit are reported for information only.

0.50 0.48 0.46 0.44 0.42 0.40 0.38 0.36 0.34 0.32 0.30 0.28 0.24 0.22 0.20 0.18 0.16 0.14 0.12 0.10 0.08 0.06 0.04 0.02 0.00 I

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36 jr Moe 0

25 50 75 Minutes 100 125 15I

EXELON BYRON STATION Permit I!.,048313 WEEKLY HALOGEN DOSING INFORMATION Do Dosing Tim A-I

-U1-07/20/09 43 44 07121/09 43 42 07/22/09 45 42 07123/09 43 44 07/24i/09 40 40 07/25/09 40 40 07/26(09 40 40 HALOGEN DOSING CURVE Concentration of total residual chloneihalogen vs. minutes of chlorination period.

Date: 07/20/09 Time: 11:21 Analyzed by: T. M.

Reviewed by: D. M.

Unit: I Note:

The limit of detection for the instrument as tested in the Station Laboratory is 0.02 mg/L All

. values less than this limit are reported for information only.

0.50-0.48 0.46-0.44-0.42-0.40-0.38-0.36.

0.34-0.32-0.30 0.28 0.26-0114 0.24-0.22-0.20.

0.18 0.16-0.14-0.12-0.10.

0.08.

0.06*

0.04

0. 02..

0.00 0

25 50 75 Minutes 100 125 150

A EXELON BYRON STATION Permit IL0048313 WEEKLY HALOGEN DOSING INFORMATION no~ Dosie Tm (Minutes)

IL-I U-2 07/27/09 45 38 07/28/09 45 39 07/29/09 40 40 07/30/09 34 35 07/31/09 36 36 HALOGEN DOSING CURVE Concentration of total residual chlorine/halogen vs. minutes of chlorination period.

Date: 07/27/09 Time: 11:55 Analyzed by: D.B.

Reviewed by: D. M.

Unit: 2 Note:

The limit of detection for the instrument as tested in the Station Laboratory is 0.02 mg/L. All values less than this limit are reported for information only.

0.50 0.48 0.48 0.44 0.42 0.40 0.38 0.36 0.34 0.32 0.30 0.28 0.226 0.24 0.22 0.20 0.18 0.16 0.14 0.12 0.10 0.08 0.06 0.04 0.02 0.00 zty~_ _~~f~iiH:4ztia

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,,.Exel°n Execon Geerartion Company. LC Wwwwexeloncorpco".

Nuclear Byron Stat'on 4450 Norh GeTmar, Chrch oa.

ByToTI, II. 61010-9794 September 17,2009 LTR:

BYRON 2009-0099 File:

2.09.0411 1.10.0101 Illinois Environmental Protection Agency Water Pollution Control Compliance Assurance Section #19 1021 North Grand Avenue East P.O. Box 19276 Springfield, IL 62794-9276

Subject:

Byron Station Monthly Discharge Monitoring Report SIn accordance with National Pollutant Discharge Elimination System (NPDES) Permit Number IL0048313, issued September 8, 2000, we are submitting the Discharge Monitoring Report for Byron Station, Units I and 2. This report covers the period of August 1, 2009 through August 31,2009.

If there are any questions regarding this report, please contact Mr. Stanley Kerr, Chemistry Manager, at (815) 406-3200.

Respectfully, Brdlf'.

dams Plant Manager Byron Nuclear Generating Station BJA/ZC Attachments

~4,r NATIONAL POLLUTANT DISCHARGE ELNNATION SYSTEM (NPDES)

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ATTACHMENT TO COOLING SYSTEM BLOWDOWN LINE (Outfall 001)

DISCHARGE MONITORING REPORT For Exelon Byron Station Permit 110048313 August 2009 BLOWDOWN TEMPERATURE MONITORING:

Date Calculated Maximum Allowable Blowdown Temp. (Degrees F)

Maximum Actual Blowdown Temp.

(Degrees F) 08/01/09 08/08/09 09/15/09 08122/09 08/29/09 120 120 120 120 120 88.4 97.0 93.3 85.3 85.5 Note: Station procedures derive the Calculated Maximum Allowable Blowdown Temperature based on existing Rock River temperature and a calculated maximum river temperature increase. When the arithmetic sum of these values exceeds 120 degrees Fahrenheit. the Calculated Maximum Allowable Temperature limit defaults to 120 degrees Fahrenheit.

HYDRAZINE MONITORING:

There were no steam generator chemical cleaning solutions (or associated rinses) containing hydrazine discharged to the Cooling System Blowdown during the month of August 2009.

TOTAL QUANTITY DISCHARGED:

N/A TOTAL DURATION OF DISCHARGE:

N/A k:byt-ch'~Jy ondb~cakMonth [yDM MattchD NAgu09

0.

ATTACHMENT TO COOLING SYSTEM BLOWDOWN LINE (Outfall 001)

DISCHARGE MONITORING REPORT (Page 2)

For Exelon Byron Station Permit IL0048313 August 2009 COMMENTS:

1.

The weekly halogen concentration curves and daily halogen dosing time reports are attached.

2.

Bromine was not used this month.

3.

There was no discharge of steam generator chemical cleaning wastewater containing hydrazine in this month.

4.

Flow existed through this outfall 31 of 31 days.

k:byr-ch\\byrondb\\ckrklufonthlyDMRNatt3ch0l\\AugustO9

W EXELON BYRON STATION Permit 1I0048313 WEEKLY HALOGEN DOSING INFORMATION (Minutes) 08/01/09 34 35 08/02/09 36 35 08/03/09 40 40 08/04/09 48 50 08/05/09 60 50 08/06/09 52 50 08/07/09 44 45 08/08/09 50 40 08/09/09 60 60 HALOGEN DOSING CURVE Concentration of total residual chlorine/halogen vs. minutes of chlorination period.

Date: 08/03/09 Analyzed by: D.C.A.

Unit: I Time: 12:38 Reviewed by: D. M.

Note:

The limit of detection for the instrument as tested in the Station Laboratory is 0.02 mg/L All values less than this limit are reported for information only.

0.446 -

I_

0.48-t i 0.40-f

-+*

0.38 0.36

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25 50 75 100 125 150 Minutm

4 0

EXELON BYRON STATION Permit IL0048313 WEEKLY HALOGEN DOSING INFORMATION (Minutes) 08/10109 40 40 08/11/09 48 35 08/12/09 50 50 08/13/09 50 50 08/14109 50 50 08/15/09 40 50 08/16/09 50 50 HALOGEN DOSING CURVE Concentration of total residual chlorine/halogen vs. minutes of chlorination period.

Date: 08/10109 Time: 12:25 Analyzed by: G.S.

Reviewed by: D. M.

Unit 2 Note:

The limit of detection for the instrument as tested in the Station Laboratory is 0.02 mg/L. All values less than this limit are reported for information only.

0.50 0.481 0.44-i*

0.42-0.40-0.38-0.34 0.32 0.30---

0.28 1

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25 50 75 Minutme 100 125 150

4*

EXELON BYRON STATION Permit 1-0048313 WEEKLY HALOGEN DOSING INFORMATION angTim (Minutes) 08/17/09 50 50 08/18/09 45 50 08/19/09 45 44 08/20/09 51 50 08/21/09 43 47 08/22/09 45 45 08/23/09 47 47 HALOGEN DOSING CURVE Concentration of total residual chlorine/halogen vs. minutes of chlorination period.

Date: 08/18/09 Time: 12:15 Analyzed by: J.P.

Reviewed by: D. M.

Unit: I Note:

The limit of detection for the instrument as tested in the Station Laboratory is 0.02 mg/L. All values less than this limit are reported for information only.

0.48 0.46-i t

0.44-

~

4.

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...-4..--

________t_____...._:

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0.00 i

0 25 50 75 100 125 Minutes 150

EXELON BYRON STATION Permit IL0048313 WEEKLY HALOGEN DOSING INFORMATION (Minutes) 08/24/09 50 50 08/25/09 45 45 08/26109 47 46 08/27/09 40 41 08/28/09 40 40 08/29/09 40 40 08/30/,9 46 40 08/31/09 38 39 HALOGEN DOSING CURVE Concentration of total residual chlorine/halogen vs. minutes of chlorination period.

Date: 08/24/09 Time: 12:06 Analyzed by: D.L.

Reviewed by: D. M.

Unit: 2 Note:

The limit of detection for the instrument as tested in the Station Laboratory is 0.02 mg/L. All values less than this limit are reported for information only.

I 0.50 0.48 0.46 0.44 0.42 0.40 0.38 0.36 0.34 0.32 0.30 0.28 0.26 0.24 0.22 0.20 0.18 0.16 0.14 0.12 0.10 0.08 0.06 0.04 0.02 0.00 0

25 50 75 100 125 150 175 Minutes

Exekrn..

Exeyon Generation Company. LLC wwwexeloncorp.com Nuclear Byron sta~on 44S0 North German Church Road Byron. a 61010-9794 October 21, 2009 LTR:

BYRON 2009-0115 File:

2.09.0411 1.10.0101 Illinois Environmental Protection Agency Water Pollution Control Compliance Assurance Section #19 1021 North Grand Avenue East P.O. Box 19276 Springfield, IL 62794-9276

Subject:

Byron Station Monthly Discharge Monitoring Report In accordance with National Pollutant Discharge Elimination System (NPDES) Permit Number S

IL0048313, issued September 8, 2000, we are submitting the Discharge Monitoring Report for Byron Station, Units 1 and 2. This report covers the period of September 1, 2009 through September 30, 2009.

If there are any questions regarding this report please contact Mr. Stanley Kerr, Chemistry Manager, at (815) 406-3200.

Respectfully, Bradley J. fdm Plant Manager Byron Nuclear Generating Station BJA/ZC/vb Attachments

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ATTACHMENT TO COOLING SYSTEM BLOWDOWN LINE (Outfall 001)

DISCHARGE MONITORING REPORT For Exelon Byron Station Permit 1M0048313 September 2009 BLOWDOWN TEMPERATURE MONITORING:

Date Calculated Maximum Allowable Blowdown Temp. (Degrees F)

Maximum Actual Blowdown Temp.

(Degrees F) 09/05/09 09/12/09 09/19/09 09/26/09 120 120 120 120 87.2 87.7 83.6 80.6 Note: Station procedures derive the Calculated Mamnum Allowable Blowdown Temperature based on existing Rock River temperature and a calculated maximum river temperature increase. When the arithmetic sum of these values exceeds 120 degrees Fahrenheit, the Calculated Maxmum Allowable Temperature limit defaults to 120 degrees Fahrenheit.

HYDRAZINE MONITORING:

There were no steam generator chemical cleaning solutions (or associated rinses) containing hydrazine discharged to the Cooling System Blowdown during the month of September 2009.

TOTAL QUANTITY DISCHARGED:

N/A TOTAL DURATION OF DISCHARGE:

N/A k-.byr..chbymndckmMonthlyDMR~ancbIV5eptmibaO9

ATTACHMENT TO COOLING SYSTEM BLOWDOWN LINE (Outfall 001)

DISCHARGE MONITORING REPORT (Page 2)

For Exelon Byron Station Permit IL0048313 September 2009 COMMENTS:

I.

The weekly halogen concentration curves and daily halogen dosing time reports are attached.

2.

Bromine was not used this month.

3.

There was no discharge of steam generator chemical cleaning wastewater containing hydrazine in this month.

4.

Flow existed through this outfall 30 of 30 days.

0 k:byrh~bymndb~ckrkMonthlyDMR~auachOI'&eptenibMO

EXELON BYRON STATION Permit !-00W313 WEEKLY HALOGEN DOSING INFORMATION (Minutes) 09/01/09 38 39 09/02/09 39 40 09/03/09 46 45 09/04/09 49 45 09/05/09 45 45 09/06/09 54 45 HALOGEN DOSING CURVE Concentration of total residual chlorine/halogen vs. minutes of chlorination period.

Date: 09/02/09 Time: 11:29 Analyzed by: J.W.

Reviewed by: D. M.

Unit: I Note:

The limit of detection for the instrument as tested in the Station Laboratory is 0.02 mg/L. All values less than this limit are reported for information only.

0.50 0.48 0.46 0.44 0.42 0.40 0.38 0.36 0.34 0.32 0.30 0.28 0.26 0.24 0.22 0.20 0.18 0.16 0.14 0.12 0.10 0.08 0.06 0.04 0.02 0.00

]-

i

.1 1If -

I 1-J I I

i_____

1 41.4 1 1j 0

25 so 75 Minutes 100 125 150

EXELON BYRON STATION Permit IL0048313 WEEKLY HALOGEN DOSING INFORMATION (Minutes) 09/07/09 45 45 09/0M 40 41 09/09/09 40 40 09/10/09 40 40 09/11/09 38 40 09/12/09 40 39 09/13/09 39 40 HALOGEN DOSING CURVE Concentration of total residual chlorine/halogen vs. minutes of chlorination period.

Date: 09/08/09 Time: 11:13 Analyzed by: T. M.

Reviewed by: D. M.

Unit: 2 Note:

The limit of detection for the instrument as tested in the Station Laboratory is 0.02 mg/L All values less than this limit are reported for information only.

I 0

25 50 75 100 125 Mhiutm 150

EXELON BYRON STATION Permit ML0048313 WEEKLY HALOGEN DOSING INFORMATION (Minutes) 09/14/09 40 40 09/15/09 BIRI6 40 09/16/09 BIRI6 40 09/17/09 BIRI6 40 09/18/09 BIRI6 40 09/19/09 BIRI6 40 09/20109 BIRI6 40 HALOGEN DOSING CURVE Concentration of total residual chlorine/halogen vs. minutes of chlorination period.

Date: 09/15/09 Time: 13:00 Analyzed by: M. H.

Reviewed by: D. M.

Unit: 2 Note:

The limit of detection for the instrument as tested in the Station Laboratory is 0.02 mg/L All values less than this limit are reported for information only.

I 0

25 50 75 100 125 Minutes 150

EXELON BYRON STATION Permit IL0048313 WEEKLY HALOGEN DOSING INFORMATION (Minutes) 09/21/09 BIRI6 40 09/22/09 BIRI6 40 09/23/09 BIRI6 39 09/24/09 BIRI6 35 09/25/09 BIRI6 40 09/26109 BIRI6 40 09/27/09 BIRI6 40 HALOGEN DOSING CURVE Concentration of total residual chlorine/halogen vs. minutes of chlorination period.

Date: 09/21/09 Time: 12:42 Analyzed by: D. L Reviewed by: D. M.

Unit: 2 Note:

The limit of detection for the instrument as tested in the Station Laboratory is 0.02 mg/L All values less than this limit are reported for information only.

E I

0 25 50 75 100 125 Minute 150

EXELON BYRON STATION Permit IL004313 WEEKLY HALOGEN DOSING INFORMATION (Minutes) 09/28/09 BIR16 3

09/29/09 BIR16 3

109/30/09 BIR16 4

HALOGEN DOSING CURVE Concentration of total residual chlorineihalogen vs. minutes of chlorination period.

Date: 09/28/09 Time: 12:15 Analyzed by: J. D.

Reviewed by: D. M.

Unit: 2 Note:

The limit of detection for the instrument as tested in the Station Laboratory is 0.02 mg/L All values less than this limit are reported for information only.

0.50 0.48 0.46 0.44 0.42 0.40 0.38 0.36 0.34 0.32 0.30 0.28 0.26 0.24 0.22 0.20 0.18 0.16 0.14 0.12 0.10 0.08 0.06 0.04 0.02 0.00 U--------------------------------------------------------------------------------------

0 25 50 75 100 Minuts 125 150 175

0 S

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