ML20004C366

LER 81-022/03L-0:on 810310,found That Total Dissolved Solids in Plant Nonradioactive Liquid Waste Effluent Exceeded Tech Specs on 810224.Caused by Restoration of Water Sys Blowdown at High Rate.Blowdown Reduced

ML20004C366
Person / Time
Site:	Fort Saint Vrain
Issue date:	04/09/1981
From:	Gehm J PUBLIC SERVICE CO. OF COLORADO
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML20004C365	List: ML20004C364 ML20004C366
References
LER-81-022-03L, LER-81-22-3L, NUDOCS 8106030264
Download: ML20004C366 (1)

Text

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- NRc POnas see u.s.Nuct. EAR RE:utATORY cOenulsSION mm* -

f3 LICENSEE EVENT REPORT 4

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EVENT OESCRIP110N AND PROBA8LE CONSEQUENCES h (TTT1'l It was ' determined on March 10. 1981. that on February 24. 1981. the total dissolved i l

ITTTI-I solids (TDs) in the. plant non-radioactive liquid waste effluent exceeded 2300 parts -1 t o 141 l per million' limit of LCO NR 1.1. This is reportable per Fort St. Vrain Technical I to isi I Specification AC 7.5.2(b)2. There was no effect on public health or- safecy. No ac- I

. foTG l companying occurrences. Similar reports RO 79-61, 38, and 81-004. I I

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CAUSE OESCRIPTION ANO CORRECTIVE ACTIONS 27 Ii j o 1 lHigh TDS resulted from the circulating water system being shut off over the weekend 1 i , i i j l and the subsequent restoration of blevdown at a high rate. The blowdown rate was re- I g l duced, and the TDS level of the planc effluent was within limits by the next shif t. l

,i3i l Occurrence will be reviewed by Plant Review Panel to determine the need for further I iii4i l corrective action in terms o# procedures and individuals involved. l 7 4 9 80

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