GO2-18-064, 2017 Annual Environmental Operating Report
| ML18114A241 | |
| Person / Time | |
|---|---|
| Site: | Columbia  |
| Issue date: | 04/24/2018 |
| From: | Vance S Energy Northwest |
| To: | Document Control Desk, Office of Nuclear Reactor Regulation |
| References | |
| DIC 1316.13, GO2-18-064 | |
| Download: ML18114A241 (3) | |
Text
ENERGY NORTHWEST April 24, 2018 GO2-18-064 DIC 1316.13 U.S. Nuclear Regulatory Commission Document Control Desk Washington, D.C. 20555 Scott A. Vance General Counsel and Chief Ethics Officer P.O. Box 968, MD PE13 Richland, WA 99352-0968 Ph. 509.377-4650 IF. 509.372.5330 savance@energy-northwest.com
Subject:
COLUMBIA GENERATING STATION, DOCKET NO. 50-397 2017 ANNUAL ENVIRONMENTAL OPERATING REPORT
Dear Sir or Madam:
This letter is submitted per the reporting requirements of Section 5.4.1 of the Columbia Generating Station Environmental Protection Plan (EPP), Appendix B to the Facility Operating License No. NPF-21.
The were no EPP noncompliances in 2017 and there were no changes in station design or operation, testing, or experiments that involved an unreviewed environmental question. No non-routine, non-radiological reports (within the context of EPP Section 5.4.2) were required for 2017. A summary of the effluent data reported to the State of Washington Energy Facility Site Evaluation Council (EFSEC) on the monthly discharge monitoring reports is attached.
There are no commitments being made to the NRC by this letter. Should you have any questions or desire additional information regarding this report, please contact WK Whitehead at (509) 377-8794.
Executed on the zli. day of
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1
' 2018.
Scott A. Vance General Counsel Attachment
GO2-18-064 Page 2 of 2 cc:
NRG Region IV Administrator NRG NRR Project Manager NRG Sr. Resident Inspector (988C)
CD Sonada - BPA/1399 WA Horin (Winston & Strawn)
SAV/nb INTERNAL DISTRIBUTION:
Vance/lb I Vance/lb WK Whitehead PE03 I Docket File FILE COPY PE13 Columbia Files 964V PE20 DIC 1316.13
2017 ANNUAL ENVIRONMENTAL OPERATING REPORT Attachment Page 1 of 1 COLUMBIA GENERA TING STATION 2017 COOLING WATER BLOWDOWN DISCHARGES Days of pH Month Discharge Low High Jan 31 8.1 8.5 Feb 28 8.3 8.4 Mar 31 8.3 8.4 Apr 30 8.3 8.4 May 31 7.5 8.4 Jun 30 7.1 8.5 Jul 31 7.9 8.3 Aug 31 7.8 8.3 Sep 30 7.8 8.3 Oct 31 7.8 8.3 Nov 30 7.9 8.3 Dec 31 7.9 8.3 Permit Limit 6.5 9.0 (a) Average daily discharge for the month (b) Maximum daily discharge for the month (c) No permit limit for copper Total Residual Maximum Halogen Total (ug/l'i (mg/L)
<0.1 13
<1.0
<0.1 12
<1.0
<0.1 11
<1.0
<0.1 17 1.7
<0.1 20 1.9
<0.1 10
<1.0
<0.1 20
<1.0
<0.1 13
<1.0
<0.1 10
<1.0
<0.1 15 1.1
<0.1 16 1.2
<0.1 17
<1.0 0.1 (c)
(d)
(d) Chromium limits are: 8.2 ug/L monthly average, 16.4 ug/L daily maximum (e) Zinc limits are: 53 ug/L monthly average, 107 ug/L daily maximum Zinc 18 19 17 28 33 6
20 15 8
19 16 23 (e)
Discharge Volume (millions of gallons)
Average (a)
Maximum (bl 1.4 2.2 1.7 2.7 1.7 3.1 1.4 3.1 1.8 4.3 2.5 5.6 2.9 4.4 3.2 5.8 1.9 5.7 1.7 2.8 1.7 2.9 1.7 2.9 5.6 9.4