GO2-18-064, 2017 Annual Environmental Operating Report

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 Scott A. Vance General Counsel and Chief Ethics Officer P.O. Box 968, MD PE13 NORTHWEST Richland, WA 99352-0968 Ph. 509.377-4650 IF. 509.372.5330 savance@energy-northwest.com April 24, 2018 GO2-18-064 DIC 1316.13 U.S. Nuclear Regulatory Commission Document Control Desk Washington, D.C. 20555

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 ~

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: FILE COPY Vance/lb I Vance/lb PE13 Columbia Files 964V WK Whitehead PE03 I Docket File PE20 DIC 1316.13

2017 ANNUAL ENVIRONMENTAL OPERATING REPORT Attachment Page 1 of 1 COLUMBIA GENERATING STATION 2017 COOLING WATER BLOWDOWN DISCHARGES Total Residual Maximum Discharge Volume Days of pH Halogen Total (ug/l'i (millions of gallons)

Month Discharge Low High (mg/L) Copper Chromium Zinc Average (a) Maximum (bl Jan 31 8.1 8.5 <0.1 13 <1.0 18 1.4 2.2 Feb 28 8.3 8.4 <0.1 12 <1.0 19 1.7 2.7 Mar 31 8.3 8.4 <0.1 11 <1.0 17 1.7 3.1 Apr 30 8.3 8.4 <0.1 17 1.7 28 1.4 3.1 May 31 7.5 8.4 <0.1 20 1.9 33 1.8 4.3 Jun 30 7.1 8.5 <0.1 10 <1.0 6 2.5 5.6 Jul 31 7.9 8.3 <0.1 20 <1.0 20 2.9 4.4 Aug 31 7.8 8.3 <0.1 13 <1.0 15 3.2 5.8 Sep 30 7.8 8.3 <0.1 10 <1.0 8 1.9 5.7 Oct 31 7.8 8.3 <0.1 15 1.1 19 1.7 2.8 Nov 30 7.9 8.3 <0.1 16 1.2 16 1.7 2.9 Dec 31 7.9 8.3 <0.1 17 <1.0 23 1.7 2.9 Permit (c) (d) (e)

Limit 6.5 9.0 0.1 5.6 9.4 (a) Average daily discharge for the month (b) Maximum daily discharge for the month (c) No permit limit for copper (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