ML20126M710

NPDES Noncompliance Notification:On 850415,monitoring Point Outfall 00G (Tank T-41) Weekly Grab Sample for Oil & Grease Exceeded Daily Max.Caused by Abnormal High Flow of Water Through Turbine Sump

ML20126M710
Person / Time
Site:	Palisades
Issue date:	05/06/1985
From:	Fobes R CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	Morley F MICHIGAN, STATE OF
Shared Package
ML20126M704	List: ML20126M701 ML20126M710 ML20126M714 ML20126M719 ML20126M728 ML20126M750 ML20126M769
References
PAL-85-04-AD109, PAL-85-4-AD109, NUDOCS 8506200441
Download: ML20126M710 (2)

Text

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. C onsumem Power (t{(A Company e

Oeneret Offices: 212 West Michigan Avenue, Jackson, MI 49201 + (517) 788 0550 Y May 6, 1985 Mr Fred Morley District Supervisor Plainwell District Office Building 621 North Tenth Street PO Box 355 Plainwell, MI 49080 FILE NO: P10.2.1 l

INCIDENT N0: PAL-85-04-AD109 This is in regard to NPDES Permit No MI 0001457 for the Company's Palisades Plant. In accordance with Part II, A4, the attached " NPDES Notification," l Incident No PAL-85-04-AD109, is submitted as a report of an apparent differ-ence from the daily maximum effluent limitations for this facility.

If you have any questions regarding the attached report, please contact this office.

O R L Fobes Senior Environmental Advisor CC USEPA, Enforcement Division, Region V BCC RBDeWitt, P-26-117B KFBieszke, P-24-329 JFFirlit, Palisades BDJohnson, P-24-606 SFPierce, Palisades JRSchepers, Palisades ATUdrys, M-1023 OC0585-0032A-TP15-TP03 8506200441 850531 PDR ADOCK 05000255 R PDR

File No P10.2.1

, Incident No: PAL-85-04-AD109 NPDES NOTIFICATION Apparent Difference From Daily Average / Maximum Limitation May 6, 1985 Plant: Palisades Permit No: MI 0001457 Outfall

Description:

Turbine Sump Oil Separator Outfall Code No: 800218 Discharge (00G)

Pa rameter: Oil and Grease (Freon) Parameter Code No: 00556

1. Date of Incident: 4/15/85

2. Identification of specific effluent limitation or monitoring requirement affected:

Oil and grease daily maximum limitation of 20 mg/L.

3. Description of Incident:

A routine weekly grab sample for oil and grease collected from the internal monitoring point, Outfall 00G (Tank T-41), collected on 4/15/85, measured 56.0 mg/1.

4. Apparent Cause:

, Plant transient on 4/14/85 apparently resulted in an abnormal high flow of water through the turbine sump which diminished the oil removal efficiency of the oil treatment system.

5. If not immediately corrected, the anticipated time the condition is expected to continue:

NA.

6. Corrective Action - The following corrective action was taken or will be taken to reduce, eliminate and prevent recurrence:

This incident is considered an isolated occurrence and is not expected to reoccur. Two oil and grease samples collected before the excursion and four samples collected after were all well within permit limits.

7. Additional Comments:

The final discharge to Lake Michigan contained no visible oil on the receiving waters.

8.

Signed: R L Fobes_R tr [ l l

l l

RP0585-0032A-TP15-TP03 l

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