ML18026B052

NPDES Noncompliance Notification:On 840509 & 30,analyses of Grab Samples Collected Exceeded Max Permit Effluent Limitations.Caused by Sewage Treatment Plant Overload.Sewage Treatment Lagoon Designed to Replace Facility in 1984

ML18026B052
Person / Time
Site:	Browns Ferry
Issue date:	06/14/1984
From:	Rivers M TENNESSEE VALLEY AUTHORITY
To:	Marlar J ENVIRONMENTAL PROTECTION AGENCY
References
NUDOCS 8406210246
Download: ML18026B052 (4)

Text

NESSEE VALLEY AUTHORlTY KNOXVILLE,TENNESSEE 37902 JUN 14 ~g84 Mr. John Marlar, hief Facilities Per ormance Branch Water Manage ent Division U.S. Envir nmental Protection Agency lE FlLE COPY Region I 345 Co tland Street, NE.

Atla a, Georgia 30365

Dear Mr. Marlar:

NOTIFICATION OF NONCOMPLIANCE WITH EFFLUENT LIMITATIONS - NPDES PERMIT NO. AI0022080 -, BROWNS FERRY NUCLEAR PLANT Descri tion of the dischar e--Discharge No. 006 - Sewage treatment plant effluent. Results of analyses of grab samples collected in May exceeded the maximum permit limitations as follows.

Date Parameter Concentration Maximum Limitation 5/09 BOD5 72 mg/L 45 mg/L TSS 120 mg/L 45 mg/L 5/30 TSS 46 mg/L 45 mg/L Cause and eriod of the noncom liance--The sewage treatment plant is overloaded. The daily total flow averaged approximately 45,000 gpd for the monthly sampling period. This high flow contributes directly to the noncompliances by washing solids over the clarifier weir.

Ste s taken to reduce eliminate or revent recurrence of the noncom 1 in

~dischar e The chlorine contact tank is periodically pumped out to help reduce permit noncompliances resulting from overloaded conditions. A sewage treatment lagoon has been designed to replace the facility in 1984. The sewage treatment plant will be operated as close as possible to the permit limits until the lagoon is operational.

Sincerely, Original signed by I

Martin E. River Martin E. Rivers, Director Environmental Quality cc: See page 2 8406210246 8$ 0IdIgy, PDR ADOCK

~ An Equal Opportunity Employer 8 05000259 PDR

II K

JUN 14 1984 Mr. John Marlar cc: Mr. Joe B. Broadwater, Director Alabama Department of Environmental Management State Capitol Montgomery, Alabama 36130 Director, Division of Licensing uc ear-Regulatory Commission Washington, D.C. 20555