ML20029D847

County Station Environ Protection Plan 1993 Annual Operating Rept. W/940428 Ltr

ML20029D847
Person / Time
Site:	LaSalle
Issue date:	12/31/1993
From:	Ray D COMMONWEALTH EDISON CO.
To:	Martin J NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
SM-94-32, NUDOCS 9405100212
Download: ML20029D847 (2)

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Commonwealth Edison LaSalle County Nuclear Station 2601 N. 21st. Rd.

Marseilles, Illinois 61341 Telephone 815/357-6761 April 28,1994 SM-94-32 Mr. John B. Martin Region Ill Administrator U.S. Nuclear Regulatory Commission 801 Warrenville Road Lisle, Illinois 60532-4351

SUBJECT:

Environmental Protection Plan Operating Report Appendix B to Facility License No. NPF-11 and NPF-18 Attached is the Annual Environmental Operating Report for 1993 for the Environmental Protection Plan as required by Section 5.4 of Appendix B to Facility License No. NPF-11 and NPF-18.

This report includes information required by the following subsections of Appendix B:

3.1 Plant Design and Operation 4.2.1 Vegetative Integrity on Cooling Pond Dike 5.4.1 EPP Noncompliances and the Corrective Actions to Remedy Them 5.4.2 Nonroutine Reports i

In accordance with Regulatory Guide 10.1, one copy of this report is provided for your ,

use, and 18 copies are being submitted directly to the Document Control Desk, U.S. '

Nuclear Regulatory Commission, Washington D.C.,20555.

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f",, D.J. Ray c' Station Manager LaSalle County Station cc: NRC Document Control Desk (18 copies)

NRC Resident Inspector Environmental Affairs Ron Ragan Gary Benes LaSalle Station Central File 9405100212 931231 f \ \

PDR ADOCK 05000373 ( l R PDR  ;

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e LaSalle County Station Environmental Protection Plan 1993 Annual Operating Report Plant Desien and Orwmtion No changes in station design or operation, tests or experiments were made in accordance with i subsection 3.1 which involve a potentially significant unreviewed environmental issue.

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Vecetative Inteerity on the Cooline Pond Dike

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The veaetative integrity on the cooling pond dike was inspected in accordance with LaSalle i County Surveillance LTS-1000-5. Inspections were completed on 4/26/93, 5/28/93, 6/29/93, i 7/30/93,8/27/93,9/22/93,10/22/93 and 11/2/93. The results of the inspections were as )

follows:

The ground cover integrity on the cooling pond dikes remained intact. No bare spots l were noted.

l Canadian Thistle was present on the cooling pond dike. The level of infestation was about the same as 1992.

i There were no other vegetative concerns noted during the 1993 cooling pond dike inspections.

EPP Noncompliance and Action Taken to Remedy hem I There was one EPP noncompliance that occurred in 1993. The noncompliance was an unpermitted discharge as a result of a break in the lake make up line from the Illinois River to the cooling pond. The break probably occured while starting a second make up pump.

The line was repaired and several procedural revisions were made to help prevent future line breaks.

l Nonmutine Reports l

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l No nonroutine reports were submitted.

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