ML20085E443

LER ER-76-042:on 761201 & 02,two Events Resulted in Discharge Water Above Temp Limit.Cause Related to Effects of Plant Trip or to Placing Cooling Towers in Svc for Plant Startup.Npdes Limits Not Exceeded

ML20085E443
Person / Time
Site:	Palisades
Issue date:	12/17/1976
From:	CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
References
LER-ER-76-042, LER-ER-76-42, NUDOCS 8308120023
Download: ML20085E443 (1)

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. Palisades (PLEASE PDNT ALL REGul:ED INFCIMAT1[N]

UCENSEE ucENCE EVENT NAME UCENSE NUMBER TYPE TYPE O lM lI.l P l A l L l 1l J9 14 l0l0l-l0l0l0l0l0l-l0l0l25 l hl1l1l1l1l30 15 2S 1l 31 3?2l AEPCRT AEPcRT TYPE ScuRCA CCCx!T NUMBER EVENT CA!E REPCRT CATE QCCN'T l 7 8 l l lLl lLl l0l5l0l-l0l2lSl5l l 1l2 l0 l1l7 l 6l l1l2 l1l 7l7 l 6 l 57 58 59 60 51 68 SS 74 75 80 EVENT OESCAIPTION HR l Following plant trip and subsecuent start-up on December 1 and 2, 1976 two events l 7 89 SO

@ l occurred which resulf,ed in discharge water above the 5 F limit. The discharges l 7 89 60 h ! averased 5tbout 3 F over the limit. The total time over the limit for both events l 7 89 80 hl vas 1o0 minutes and the maximum temoerature was 7 F over the limit. The December 2. l 7 89 80 IOI61 1 1076 event also resulted in exceeding the 500,000,000 Stu/h limit (See Line 18) I sv5 TEM CCCE CAuSE CCuYb CCupeseNT ( 3-70-D )

CCCE COMPCNENT CCCE SJWLER MANLFAC tSER VCLATCN 017 l TIl ? l W 7 89 10 lZ l 2 l 2 l Zl Z l Z l lAl lZlZlZlZl lYl 11 12 17 43 44 47 48 CAUSE DESCRIPTICN i

Os l Both events are related to either the effects of a plant trip or placing the j 7 89 80 09 l cooling towers in service in preparation for plant start-up. NPDES limits were l 7 89 50

[- l not exceeded. l 7 9 FAC:UTy METHC0 CF 80 STATUS  % POWER CTHER STATUS CSCCVERY C:ScCVERY CESCRipTCN 11 7 8 9 W l1l0l0l l Plant Trip l lal l UA l 10 12 13 44 45 48 BC C CONTENT NELEASEO CF SELEASE AMOUNT CF ACTMTY LCCArQN CF AELEASE NA l l NA .

7 8 9 10 l

11 44 45 EO PEBSONNEL EXPOSURES NUMEER TYPE CESCRIPTICN M l0l0I0l !Zl l NA l 7 89 11 12 13 so PERSONNEL INJURIES NUM8ER CESCRIPDCN 8101010 11 7 89 l 12l NA l

EO OFFSITE CCNSECUENCE3 '

gl None l

7 89 50 LOSS OR OAMAGE TO FAC:UTY TYPE CESCRIPTCN

@dl 7 89 10 NA l

80 PUGUC!TY 8308120023 761217 PDR ADOCK 05000255 Ql 7 9 NA S PDR l gg 400!TIONAL FACTCAS 18 l (Frem Line 06) for a period of about 50 minutes. The average ther=al discharge was l 7 89 __, _ , _ _ _ _ _ , _ eo Qlsj l about 28,000,000 Etu/h over the li=it. l 7 89 , ,, 80

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