ML20071L141

NPDES Noncompliance Notification:On 820612,15 & 29,total Iron from Discharges Exceeded Permitted Limits.Caused by Temporary Hydrogen Peroxide Injection Sys Becoming air- Bound.Permanent Injection Sys Completion Expected by 830101

ML20071L141
Person / Time
Site:	LaSalle
Issue date:	07/14/1982
From:	Holyoak R COMMONWEALTH EDISON CO.
To:
Shared Package
ML20071L108	List: ML20071L106 ML20071L141
References
NUDOCS 8208020346
Download: ML20071L141 (2)

Text

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, ,. N Commonwealth Edison

. LaSalle County Nuclear Station Rural Route 01, Box 220

. Marseilles,I!!inois 61341

..,. Telephone 815/357-6761 l July 14, 1982

• U. S. Environmental Protection Agency -

l Region V, Enforcement Division ATTN: Chief, Compliance Unit 230 South Dearborn Street Chicago, i11inois 60604 lilinois Environmental Protection Agency Division of Water Pollution Control Compiiance Management Unit 2200 Churchill Road Springfield, Illinois

SUBJECT:

NPDES Noncompliances for LaSalle County Nuclear Generating Station - Permit No. ILOO48151

Dear Sir:

In accordance with Standard Condition 12, we wish to submit the following notices of noncompliance, which are listed chronologically in the attached table. _

If there are any questions, please contact Charles L. Nash of my staff ai- *

(815)357-6761, extension 235 u

yy R. H. Holyoak Superintendent LaSalle County Station RHH /CL /gew Attach, cc: Di rector. of Water Quali ty, Envi ronmental Af fai rs Manager, Nuclear ~ Stations Division 4

8208020346 820714 PDR ADOCK 05000373 S PDR

LASALLE COUNTY NUCLEAR GENERATING STATION N.P.D.E.S. PERMIT NO: ILOO48151' NONCOMPLIANCE REPORT DISCHARGE NUMBER AND DESCRIPTION: 001c - Low Volume Waste Regen. Wastes Soln. Discharge Tank, PARAMETER AND PERMIT LIMIT: Total fron, 1.0 mg/l NONCOMPLIANCE, DATE, AND DURATION: 2.2 mg/l; 12JUN82, 2i hrs. .

2.4 mg/1; 15JUN82, 24 hrs.

4.2 mg/l, 29JUN82, 2i hrs.

CAUSE OF, NONCOMPLIANCE:

The excessive total iron found on June 12, 1982, June 15, 1982, and June 29, 1982 was due to the temporary hydrogen peroxide injection system becoming air-bound, and not operating properly.

e.

L CORRECTIVE ACTION:

A permanent hydrogen peroxide injection system is to be installed as soon as equipment can be purchased and delivered. Expected completion date is approximately 01JAN83 12JUL82 DATE RECOGNIZED AS,A VIOLATION:

13JUL82 DATE INVESTIGATED: