ML19253B966

LER 77-002/04T-0:on 770304,river Water Discharge Exceeded Inlet River Water Temp by 14 F,Violating 12 F Limit During Normal Operation.Caused by Atmospheric Conditions & Personnel Error.Standby Decay Heat Water Pump Reduced Temp

ML19253B966
Person / Time
Site:	Three Mile Island
Issue date:	03/22/1977
From:	Potts W METROPOLITAN EDISON CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19253B965	List: ML19253B963 ML19253B966
References
LER-77-002-04T, LER-77-2-4T, NUDOCS 7911010737
Download: ML19253B966 (1)

Text

'

",', CENSEE EVENT REPORT CONTAJL BLOCK:l l l l l l (PLEASE PRINT ALL REQUIRED INFORMATION) 1 6 LCENSEE LCENSE EVENT NAME LCENSE NUMEEA TYPE TYPE 7 89 l P l A T l ml 2 l f l 14 15 Olc -lC Cl :: h O -

O C,l l '/l / / //l 0l/

25 26 30 31 32 CATEGCAY Type Su DOCKET NUMBEA EVENT CATE REPC AT CATE h CONT 7 8 l l7l l /_ l Cld Cl-l0l2.l$lCl / lcl;3lcl pl 7 lOlJl~l:l,l7l 57 58 59 60 61 68 69 74 75 80 EVENT OESCAIPTICN hl 7 89 IWs+a ~

+wn o rx -

m  % m m- _ o$w 5e:A w. e : x e?A'Y 80 hI 7 89 t'5 1 se hYe u n e- w A We '/~m n e e s $ - e du /905 VJ5 l

/

a Q /L Y

• I SO bl l A7 l.Wf 7Aa 3X ./dv De:Av N4 /P se e Wx$ swu a: I 7 89 ' '

80

$l

• 5) & _v/L s!~ .n r o 77L. AT eaA: b ss Ms .,_ /: CF l 7 89 '

80 HG I I 7 89 Pmes SO SYSTEM CAUSE COMPONENT CCMPONENT CCOE CODE COMPONENT CCCE SUPPLER MANUFACTUAEA VOLATON O Isisl IAI l 2I 21 zi zi 212.1 1 21 . I 219 i e 9 yl 7 89 10 11 12 17 43 44 47 48 CAUSE OESCRIPTION UUlTG 7 89

- e c # - e w c_.a mu du A. m AeA em M cf A 80

$l l NS T n- m e s o- e erc e- LM L.n. o ca e e N,A sEc. %-

7 89 80 DE I oc c u -. ._ L- '

m re e . J,a l 7 89

• FACUTY METHOD CF 80 STATUS  % POWER OTPEA STATUS DISCOVERY OISCOVEAY DESCAoTICN

' Le_J l el cl c I -- I Lej i -

7 8 9 I

10 12 13 44 45 46 FC AM OF 80 ACTMTV CCN' TENT RELEASED OF AELEASE AMOUNT OF ACTMTV LOCATON CF AELEASE E 12 lli l - I l -

7 8 9 10 11 44 45 80 PEASONNEL EXPCSUAES NUMBEA TYPE DESCAIPTION DE l.cLc ol 7 89 LzJ l -

11 12 13 80 PERSONNEL ;NJUAIES NUMBEA DESCAspTON M lolo al I e i 7 89 11 12 SO OFFSUE CONSEGUENCE3 r ,

h I ^% k% N - c x - r- e c e_ m ,) dad c)4eaJi cw)

} 89 <

EO LOSS OA CAMAGE TO FAC:UTY TYPE DESCAIPTON DE 15.] I # 1 7 89 10 80 PUBLICITY hI 7 89 L c b do cS >N we k

/

n.e.m r m I eO ACOITIONAL FACTOAS

' I ~ :-i u '

x ..w ' $ k.a. k r E li) r -> % secu re~ a , /.re W L 72 N .o I 7 89 #

80

= i m _ . . .

7 89 u a _ e ~,, ..e 1504 346 80 E

N AME: '<1 9 - E' PHONE:D 9' M dd # '"bh ~ ~~

7 91101g 73,