ML20054D413

LER Printout on Facility Events Involving Radioactive Releases from 1976 to Present

ML20054D413
Person / Time
Site:	Crystal River
Issue date:	02/22/1982
From:	NRC
To:
Shared Package
ML20054D410	List: ML20054D409 ML20054D413
References
FOIA-82-77 NUDOCS 8204220683
Download: ML20054D413 (7)

Text

) SSs DW8 IWLfVMAAMJ MAAM/Uh>J Lid 5bLWtr wv FROM 1976 TO THE PRESENT DUTPUT SORTED BY EVENT DATE FORM & CONTEHT OF ACTIVITY RELEASED /

FACILITY / SYSTEM /

COMP 0HEHT/ COMP 0HEHT SUBCODE/

EVENT DATE/

AMOUNT OF ACTIVITY / LOCATION OF RELEASE /

METHOD OF DISCOVERY /

DOCKET HO./

REPORT DATE/

STATUS OF REACTOR /

% POWER CAUSE/CAUSE SUBCODE/

LER NO./

REPORT SOURCE /

EVENT DESCRIPTION /

MANUFACTURER CONTROL HO.

REPORT TYPE CAUSE DESCRIPTION STAL RIVER-3 05000302 060677 GAS HOBLE GAS S RADIDACT WSTE MANAGMHT SYS 77 04T 061477 33 CURIES NOBLE GAS RELEASE TO AUX. BLDG., VENT TO ATMOS HER COMPONENTS 018217 LICENSEE STEADY STATE OPERATION 100

{uBCOMP0HENT NOT APPLICABLE 2-WEEK (ER77-49E) IH MODE 1 OPERATIOH, IN THE PROGRESS OF VENTING THE MAKEUP TA q

NK TO THE WASTE GAS LOW PRESSURE HEADER. AN UNPLAF'.ED RADI0 ACTIVE GAS RE

'ERATIONAL EVENT

'P0HENT FAILURE LEASE TO THE AUX. BLDG OCCURRED CONTRARY TO ETS 5.6.2.A.

REDUNDANCY N/A AUSE SUBCODE NOT PROVIDED VENTING WAS CEASED & BUILDING EVACUA.TED IMMEDIATELY. THE SUPPLY AIR TD FEM HOT APPLICABLE THE AUX. BLDG WAS REESTABLISHED 1 VEHTILATION WAS RESUMED IN 3 MIN.

SURVEILLANCE OF THE HEADER LOOP SEALS WAS INCREASED TO PRECLUDE RECURREN CE. THIS WAS HOT A REPETITIVE OCCURRENCE.

THIS EVENT WAS CAUSED BY BLOWH LOOP SEALS TO THE WASTE GAS LOW PRESSURE HEADER. SEALS WERE REESTABLISHED AND SURVEILLANCE OF THEM INCREASED.

/STAL RIVER-3 05000302 062677 GAS HOBLE GAS

}S RADIDACT WSTE MANAGMNT SYS 77 04T 070677 2.8 CURIES NOBLE GAS RELEASE TO AUX. BLDG. VENT TO ATMOS.

018215 LICENSEE ROUTINE SHUTDOWN OPERATIONS 000

{HERCOMP0HENTS UBCOMPONENT NOT APPLICABLE 2-WEEK (ER 77-61)

IN MODE 4 OPERATION, WHILE VENTIHG MAKEUP TANK TO WASTE GAS j

LOW PRESSURE HEADER, AH UNPL AHHED R ADI0 ACTIVE GAS RELEASE OCCURRED TO A (ERATIONAL EVENT UX. BLDG.

REDUNDANCY HA. VENTING WAS CEASED AND AUX. BLDG. WAS EVACUATE h'MP0HENT FAILURE AUSE SUBCODE NOT PROVIDED D IMMEDIATELY.

(ETS 5.6.2.A)

TEM HOT APPLICABLE WASTE GAS RELEASES WERE CAUSED BY AN ACCUMULATION OF HUMEROUS SMALL PIPI NG LEAKS IH WASTE GAS SYSTEM.

STAL RIVER-3 05000302 071677 GAS HOBLE GAS S RADIDACT WSTE MANAGMNT SYS 77 04T 072577 1.8 CURIES HOBLE GAS RELEASE TO AUX. BLDG. VENT TO ATMOS.

HER COMPONENTS 018506 LICENSEE STEADY STATE OPERATION 100 UBCOMPONENT NOT APPLICABLE 2-WEEK (ER 77-73) MODE 1 OPERATION, VENTING MAKEUP TAHK TO WASTE GAS LOW PRESS HEADER, UHPLAHHED RADIOACTIVE GAS RELEASE TO AUXILI ARY BLDG. OCCURRED ERATIONAL EVENT LMP0HENT FAILURE CONTRARY TO ENV. TECH. SPEC. 5.6.2.A. REDUNDANCY NA.

VENTING CEASED 8 A hAUSESUDCODENOTPROVIDED UX. BLDG. EVACUATED IMMEDIATELY. SUPPLY AIR TO AUX. BLDG. RE-ESTABLISHED JEM NOT APPLICABLE 1 VENTILATION RESUMED WHEN THE ALARMS CLEARED.

REPETITIVE OCCURENCE AS REPORTED BY LER'S77-49E 1 79-61E.

GAS RELEASES CAUSED BY HUMEROUS SMALL PIPING LEAKS 1H WASTE GAS SYSTEM.

ALL LEAKS REPAIRED.

H0 FURTHER LEAKS REPORTED.

4220683 820311 FOIA PD EI82-77,_

J

88, 0008 EC4131MPRf1C CRYST AU RIVER 3 EVENT 5 INVOLVINU KtLtAbts aaut i FROM 1976 TO THE PRESENT OUTPUT SORTED BY EVENT DATE FORM & CONTENT OF ACTIVITY RELEASED /

FACILITY / SYSTEM /

COMP 0HENT/ COMP 0HEHT SUBCODE/

EVENT DATE/

AMOUNT OF ACTIVITY / LOCATION OF RELEASE /

METHOD OF DISCOVERY /

DOCKET HO./

REPORT DATE/

STATUS OF REACTOR /

% POWER 3AUSE/CAUSE SUBCODE/

LER NO./

REPORT SOURCE /

EVENT DESCRIPTIDH/

RANUFACTURER CONTROL HO.

REPORT TYPE CAUSE DESCRIPTION

'STAL RIVER-3 05000302 060677 GAS HOBLE GAS S RADIDACT WSTE MANAGMHT SYS 77 04T 061477 33 CURIES HOBLE GAS RELEASE TO AUX. BLDG., VENT TO ATM05 100 HER COMP 0HENTS 018217 LICENSEE STEADY STATE OPERATION UBCOMP0HENT HOT APPLICABLE 2-WEEK (ER77-49E) IN MODE 1 OPERATION. IN THE PROGRESS OF VENTING THE MAKEUP TA HK TO THE WASTE GAS LOW PRESSURE HEADER, AH UNPLANNED RADI0 ACTIVE GAS RE

'ERATIONAL EVENT MP0HEHT FAILURE LEASE TO THE AUX. BLDG DCCURRED CONTRARY TO ETS 5.6.2.A.

REDUNDANCY N/A

. VENTING WAS CEASED 1 BUILDING EVACUAJED IMMEDIATELY. THE SUPPLY AIR TO

AUSE SUBCODE NOT PROVIDED BLDG WAS REESTABLISHED 1 VENTILATIGH WAS RESUMED IH 3 MIN.

THE AUX.

REM HOT APPLICABLE SURVEILLANCE OF THE HEADER LOOP SEALS WAS INCREASED TO PRECLUDE RECURREN CE. THIS WAS NOT A REPETITIVE OCCURRENCE.

THIS EVENT WAS CAUSED BY BLOWH LOOP SEALS TO THE WASTE GAS LOW PRESSURE HEADER. SEALS WERE REESTABLISHED AND SURVEILLANCE OF THEM INCREASED.

NDBLE GAS YSTAL RIVER-3 05000302 062677 GAS AS RADIDACT WSTE MANAGMNT SYS 77 04T 070677 2.8 CURIES HOBLE GAS RELEASE TO AUX. BLDG. VENT TO ATMOS.

000 ROUTINE SHUTDOWH OPERATIONS JHER COMP 0HENTS 018215 LICENSEE BUBCOMPONENT NOT APPLICABLE 2-WEEK (ER 77-61)

IN MODE 4 OPERATION, WHILE VENTING MAKEUP T AHK TO WASTE GAS LOW PRESSURE HEADER, AH UNPL ANNED RADI0 ACTIVE GAS RELEASE OCCURRED TO A UX. BLDG.

REDUNDANCY HA. VENTING WAS CEASED AND AUX. BLDG. WAS EVACU PERATIONAL EVENT IMP 0HEHT FAILURE D IMMEDIATELY.

(ETS 5.6.2.A) 3AUSE SUBCODE NOT PROVIDED TEM NOT APPLICABLE WASTE GAS RELEASES WERE CAUSED BY AN ACCUMULATION OF HUMEROUS HG LEAKS IN WASTE GAS SYSTEM.

HOBLE GAS 05000302 071677 GAS RELEASE TO AUX. BLDG, VENT TO ATMOS.

?YSTAL RIVER-3 3AS RADIDACT WSTE MAHAGMNT SYS 77 04T 072577 1.8 CURIES HOBLE GAS 100 018S06 LICENSEE STEADY STATE OPERATION VENTINGMAKEUPTAHKTOWASTEGASLOW (ER 77-73) MODE 1 OPERATION, 3THER COMP 0HEHTS 2-WEEK OCCURRED SUBCOMP0HENT NOT APPLICABLE

. HEADER, UHPLAHHED RADI0 ACTIVE GAS RELEASE TO AUXILIARY BLDG. VENTING CE TECH. SPEC. 5.6.2.A. REDUNDANCY HA.

3PERATIONAL EVENT CONTRARY TO ENV.

EVACUATED IMMEDIATELY. SUPPLY AIR TO AUX. BLDG, RE-ESTABLISHED COMPONENT FAILURE UX. BLDG.

CAUSE SUDCODE NOT PROVIDED 1 VENTILATION RESUMED WHEN THE ALARMS CLEARED.

ITEM NOT APPLICABLE REPETITIVE OCCURENCE AS REPORTED BY LER'S77-49E 3 77-61E.

GAS RELEASES CAUSED BY HUMEROUS SMALL PIPING LEAKS IN W ALL LEAKS REPAIRED.

NO FURTHER LEAKS REPORTED.

1204220683 820311

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y sco awc FROM 1976 TO THE PRESENT OUTPUT SORTED BY EVENT DATE FACILITY / SYSTEM /

FORM 1 CONTENT OF ACTIVITY RELEASED /

COMPONENT / COMPONENT SUBCODE/

EVENT DATE/

AMOUNT OF ACTIVITY / LOCATION OF RELEASE /

METHOD OF DISCOVERY /

DOCKET NO./

REPORT DATE/

STATUS OF REACTOR /

% POWER CAUSE/CAUSE SUBCODE/

LER HO./

REPORT SOURCE /

EVENT DESCRIPTION /

MANUFACTURER CONTROL NO.

REPORT TYPE CAUSE DESCRIPTION YSTAL RIVER-3 05000302 071977 GAS HOBLE GAS NTHMNT HEAT REMOV SYS + CONT 77 04T 072677

.739 CURIFS NOBLE GAS REACTOR BLDG. VENT TO ATMOSPHERE OMPONENT CODE HOT APPLICABLE 018507 LICENSEE STEADY STATE OPERATION OSS,

(PERATIONALEVENT SUBCOMP0HEHT HOT APPLICABLE 2-WEEK (ER77-74) IN MODE 1 OPERATION, THE REACTOR BUILDING WAS PURGED FOR 22 Mg j

JEFECTIVE PROCEDURES NUTES UNMONITORED CAUSING A RADI0 ACTIVE RELEASE TO THE ATN0 SPHERE EXCEEL ING 100 MCI /SEC CONTRARY TO ETS 2.4.2.G AND K, 5.6.2.A AND S.T.S.

3.3.2c CAUSE'SUBCODE NOT PROVIDED 1,

TABLE 3.3-4.

REDUNDANCY NA. THIS EVENT MAS NONREPETITIVE. UPON DISCOC TEM HDT APPLICABLE ERY THE PURGE WAS CEASED IMMEDIATELY.

RM-Al BEFORE PURGING THE REACTOR BUILDING.

THE REACTOR BUILDING OPERATING PROCEDURE OP-417 DID NOT INSURE THE OPERC BILITY OF THE R.B.

PURGE RADIATION MONITOR RM-A1. OP-417 HAS BEEN REVIS@

D TO EHSURE OPERABILITY OF RM-Al BEFORE PURGING.

USTAL RIVER-3 05000302 072777 GAS HOBLE GAS 25 RADIDACT WSTE MANAGMNT SYS 77 04T 080377 2.7 CURIES HOBLE GAS RELEASE TO AUX. BLDG. VENT TO ATMOS.

VHER COMPONENTS 018514 LICENSEE STEADY STATE OPERATIDH EUBCOMP0HEHT HOT APPLICABLE 2-WEEK (ER77-80) IN MODE 1 OPERATION, AN UNPL ANNED R ADI0 ACTIVE GAS RELEASE TO T 100

,FERATIONAL EVENT HE AUXILIARY BUILDING OCCURRED CONTRARY TO ETS 5.6.2.A. REDUNDANCY HA. T MP0HEHT FAILURE HE AUXILIARY BUILDING WAS EVACUATED IMMEDIATELY AND VENTILATION WAS RES AUSE SUBCODE NOT PROVIDED EM HOT APPLICABLE MED WHEN THE HIGH RADIATION ALARMS CLEARED. THE FOURTH OCCURRENCE OF THI S EVENT.

THIS OCCURREHCE WAS DUE TO THE CONCENTRATED WASTE STORAGE TAHKS LOOP SEA

)

LS BEING BLOWN. THE LOOP SEALS WERE RE-ESTABLISHED AND THE SURVEILLANCE f

0F THEM INCREASED.

"STAL RIVER-3 05000302 072977 GAS HOBLE GAS S RADI0ACT WSTE MANAGMNT SYS 77 04T 081277 HOT MEASURABLE AUXILIARY BUILDING HER COMPONENTS 018994 LICENSEE STEADY STATE OPERATION 100 UBCOMP0HEHT NOT APPLICABLE 2-WEEK (ER77-93) MODE 1 OPER.--DETERMINED OH 8/4/77 THAT ON 7/29/77 8 8/2/77.

ERATIONAL EVENT MP0HENT FAILURE PROBABLE UNPLANNED RADI0 ACTIVE GAS RELEASES TO AUX. BUILDING OCCURRED CO-HTRARY TO E.T.S. 5.6.2.A.

REDUNDANCY NA. FIFTH OCCURRENCE OF THIS EVENT l AUSE SUBCODE NOT PROVIDED fEMHOTAPPLICABLE NO MEASURABLE CHANGES IN CONTINUOUS RELEASE CONCENTRATIONS DUE TO BREVl ITY OF RELEASES.

l

'j THESE OCCURRENCES WERE CAUSED BY BLOWN LOOP SEAL OH WASTE EVAPORATOR. LO OP SEAL WAS RE-ESTABLISHED ON EACH OCCURRENCE.

22, 1982 LER OUTPUT ON CRYSTAL RIVER 3 EVENTS INVOLVING RELEASES PAGE 3 FROM 1976 TO THE PRESENT OUTPUT SORTED BY EVENT DATE FACILITY / SYSTEM /

FORM & CONTENT OF ACTIVITY RELEASED /

COMPONENT / COMP 0HENT SUBCODE/

EVENT DATE/

AMOUNT OF ACTIVITY / LOCATION OF RELEASE /

METHOD OF DISCOVERY /

DOCKET HO./

REPORT DATE/

STATUS OF REACTOR /

% POWER CAUSE/CAUSE SUBCODE/

LER HO./

REPORT SOURCE /

EVENT DESCRIPTION /

MANUFACTURER CONTROL HO.

REPORT TYPE CAUSE DESCRIPTION STAL RIVER-3 05000302 090177 GAS NOBLE GAS THMHT HEAT REMOV SYS + CONT 77 04T 091277 3.39 X 10 4 UCI HOBLE GAS REACTOR BUILDING VENT TO ATMOSPHERE; MP0HENT CODE HOT APPLICABLE 018998 LICENSEE STEADY STATE OPERATION 100 g

UBCOMP0HEHT NOT APPLICABLE 2-WEEK (ER77-105) MODE 1 OPER.--REACTOR BLDG PURGED FOR 5 MINS. UNMONITORED CONI ERATIDHAL EVEHT TRARY TO E.T.S. 2.4.2.G & S.T.S.

3.3.2.1, TABLE 3.4-4, REDUNDANCY N/A. S RSOHNEL ERROR ECOND OCCURRENCE AS REPORTED BY LER 77-746 0F 7/26/77.

UPON DISCOVERY, AUSE SUBCODE NOT PROVIDED PURGE WAS TERMINATED IMMEDIATELY & THE RADIATION MONITOR WAS RESTORED OP DEM NOT APPLICABLE ERABLE.

FAILURE TO ASCERTAIN OPERABILITY OF MONITOR OPERATION PRIOR TO INITIATIN G REACTOR BLDG PURGE AS REQD. BY OPERATING PROCEDURE. MORE STRINGENT ADH ERENCE TO PROCEDURE WILL BE FOLLOWED TO PRECLUDE RECURRENCE.

USTAL RIVER-3 05000302 090377 GAS HOBLE GAS S RADIDACT WSTE MAHAGMHT SYS 77 04T 090977 57 CURIES HOBLE GAS RELE4SE TO AUX BLDG VENT TO ATMOS.

THER COMP 0HENTS 018997 LICENSEE STEADY ST ATE OPERATION 099 SUBCOMP0HENT HOT APPLICABLE 2-WEEK (ER77-103)

IN MODE 1 OPERATION, AN UNPL ANNED RADI0 ACTIVE GAS RELEASE TO

'PERATIOHAL EVENT AUX. BLDG. OCCURRED CONTRARY TO ENVIRONMENT AL TECHNICAL SPECIFICATI0H 5

!OMPONENT FAILURE

.6.2.A.

REDUNDANCY N/A.

AUX. BLDG. WAS EVACUATED IMMEDIATELY.

THE SIX CAUSE SUBCODE NOT PROVIDED TH OCCURREHCE OF THIS EVENT.

TEM HOT APPLICABLE OCCURRENCE WAS DUE TO CONCENTRATED WASTE STORAGE TANKS LOOP SEALS BEING BLOWN.

LOOP SEALS WERE RE-ESTABLISHED.

PROPOSED SYSTEM MODIFICATI0HS S; HOULD PRECLUDE RECURRENCE.

jYSTAL RIVER-3 05000302 090777 GAS HOBLE GAS

'OMPRESSED AIR SYSTEMS + CONT 77 04T 091577 185 CURIES NOBLE GAS RELEASE TO TURBINE BLDG VENT TO ATMO, ALVES 019000 LICENSEE STEADY STATE OPERATION 099 HO SUBCOMP0HENT PROVIDED 2-WEEK (ER77-107) MODE 1 OPER.--UNPL AHHED RADI0 ACTIVE GAS RELEASE TO TURBINE BL ;

PERATIONAL EVENT DG. OCCURRED & REPORTED IN ACCORD WITH ENV. TECH SPEC 5.6.2.A.

REDUNDAN;

!0MPONENT FAILURE CY N/A. HOBLE GAS RELEASED TO TURBIHE BLDG. FOR 12 HRS & 40 MINS.

UNPLAl fCAUSESUBCODEHOTPROVIDED HNED RADI0 ACTIVE GAS RELEASES HAVE BEEN REPETITIVE BUT FIRST OCCURRENCE 1UTOMATIC SWITCH CO (ASCO AS A RESULT OF THIS CAUSE.

DURING MAINTENANCE ON HYDROGEN SUPPLY SYSTEM, RADI0 ACTIVE GAS FROM MAKEU.

P TANK LEAKED BY VALVES TO TURBINE BLDG VIA VENT VALVE.

i

~ ~-,eur L%t/ENG RELEASES PAGE 4 OUTPUT SORTED BY EVENT DATE FACILITY / SYSTEM /

COMPONENT / COMPONENT SUBCODE/

METHOD OF DISCOVERY /

EUENT DATE/

FORM 1 CONTENT OF ACTIVIVY RELEASED /

DOCKET NO./

REPORT DATE/

AMOUNT OF ACTIVITY / LOCATION OF RELEASE /

CAUSE/CAUSE SUBCODE/

MANUFACTURER LER NO./

REPORT SOURCE /

STATUS OF REACTOR /

CONTROL NO.

REPORT TYPE EVENT DESCRIPTION /

% POWER CAUSE DESCRIPTION YSTAL RIVER-3 05000302 091877 GAS NTNMNT HEAT REMOV SYS + CONT 77 04T 092677

.347 CURIES NOBLE GAS N0BLE GAS UMPS 019002 LICENSEE STEADY STATE OPERATION REACTOR BLDG., VENT TO ATMOSPNERE NO SUBCOMPONENT PROVIDED PERAVIONAL EVENT 2-WEEK (ER77-116) MODE 1 092 OMPONENT FAILURE NS WITH RB PURGE MONITOR RM-AlOPER.--REACTOR BLDG PURGED F VACUUM PUMP IN0PERA

. CAUSING AN UNMONI CAUSE SUBCODE NOT PROVIDED ORED RADI0 ACTIVE RELEASE TO ATMOSPHERE CONTRARY Tf

'THER ECH SPECS 3.3.2.1, ABLES 3.3-3 AND 3.3-4. REDUNDANCY NA. 3RD OCCURRENCE OF TH PORTED.

}

EVENT CAUSED BY FAILURES OF PURGE MONITOR RM-Al i

ARM INDICATOR IN CONTROL CENTER.

VACUUM PUMP 1 MONITOR Al i

LARM OF "RB PURGE DUCT HIGH RADIATION LEVEL." PERSONNEL DIDN'T STAL RIVER-3 0S000302 092877 GAS S RADIDACT WSTE MANAGMNT SYS 77-120/04T-0 100577 1 CURIE NOBLE GAS NOBLE GAS MPONENT CODE NOT APPLICABLE 019872 LICENSEE STEADY STATE OPERATION RELEASE TO AUX BLDG, VENT TO ATMOS.

UBCOMPONENT NOT APPLICABLE ERATIONAL EVENT 2-WEEK IN MODE 1 OPERATION, 092 AN UNPLANNED RADI0 ACTIVE GAS RELEASE TO AUX.

SIGN / FABRICATION ERROR OCCURRED.

REDUNDANCY NA.

AUX. BLDG.

BLDG.

ESIGN ENCE OF EVENT DUE TO BLOWN LOOP SEALS. IMMEDIATELY EVACUATED.

6TH OCCURR EM NOT APPLICABLE EMERGENCY SECURED IN 54 MINUTES.

VENTILATION RESUMED 1 CLASS "A"

RESSURE IN LOW PRESSURE WASTE GAS HEADER P

LOOP SEAL WAS RE-ESTABLISHED.

CAPABILITY.

LUDE RECURRENCE.

PROPOSED SYSTEM MODIFICATION SHOULD PREC

[STAL RIVER-3 0S000302 093077 GAS MIN WAYER MAKE-UP 7 7-121/ 0 4 T-0 100577 4.8 CURIES NOBLE NOBLE GAS LVES THER 019873 LICENSEE STEADY STATE OPERATION AUX. BLDG., VENT TO ATNOS.

ERATIONAL EVENT 2-WEEK IN MODE 1 OPERATION, hPONENTFAILURE SE TO AUX. BLDG.

097 PACKING FAILURE OF VALVE CAUSED UNPLANNED GAS REL REDUNDANT HPI PUMP AVAILABLE 1 UHER CE.

AUX. BLDG.

OPERABLE.

IST OCCURREN LAN VALVE CORP.

UTES.

(ETS 5.6.2.A). EVACUATED IMMEDIATELY 1 RE-ENTRY PERNITTED WI EVENT WAS DUE TO PACKING FAILURE OF MAKE-UP DISCHARGE ISOLATION VALVE MUV-184.

REPAIR WAS EFFECTED ON MUV-184 ON 9/30/77.MAKE-UP PUMP "B" TAKEN OUT OF SERVICE, UNTIL BE CHECKED TO INSURE INTEGRITY.

PACKING OF OTHER VALVES WILL J

eustr~vwt3

~TMfS3 VC3GNUCWQ@L(sASES PAGE 5 FROM 1976 TO THE PRESENT GUTPUT SORTED BY EVENT DATE FACILITY / SYSTEM /

FORM 8 CONTENT OF ACTIVITY RELEASED /

COMPONENT / COMPONENT SUBCODE/

EVENT DATE/

AMOUNT OF ACTIVITY / LOCATION OF RELEASE /

METHOD OF DISCOVERY /

DOCKET H0./

REPORT DATE/

STATUS OF REACTOR /

% POWER CAUSE/CAUSE SUBCODE/

LER NO./

REPORT SOURCE /

EVENT DESCRIPTION /

MANUFACTURER CONTROL NO.

REPORT TYPE CAUSE DESCRIPTION USTAL RIVER-3 05000302 100577 GAS NOBLE GAS Et1 PRESSED AIR SYSTEMS + CONT 77-126/04T-0 101377

.178 CURIES NOBLE GAS CONDENSER AIR EXHAUST TO ATMOSPHERE 2LVES 020079 LICENSEE STEADY STATE OPERATION 100 TO SUBCOMPONENT PROVIDED 2-WEEK IN MODE 1 OPERATION WHI' E PURGING HYDROGEN SUPPLY SYSTEM, AN UNPLANNED R ERATIONAL EVENT MP0HENT FAILURE ADI0 ACTIVE GAS RELEASE TO ATMOSPHERE OCCURRED VIA CONDENSER AIR REMOVAL SYSTEM.

DISCHARGE RATE AT PEAK OF DISCHARGE PROFILE WAS 0.01% OF MOST R iTHER ESTRICTIVE LIMITS OF ETS 2.4.2.A(1).

NO DANGER TO HEALTH & SAFETY OF PL T0MATIC SWITCH CD (ASCO ANT & GENERAL PUBLIC RESULTED.

WHILE PURGING HYDROGEN SUPPLY SYSTEM, RADI0 ACTIVE GAS FROM MAKEUP TANK L EAKED PAST VALVES TO CONDENSER AIR REMOVAL SYSTEM.

VALVES WERE CLOSED I MMEDIATELY AND PURGE TERMINATED.

A MANUAL ISOLATION VALVE WILL BE INSTA i

LLED TO PRECLUDE RECURRENCE.

STAL RIVER-3 05000302 020178 GAS NOBLE GAS MPRESSED AIR SYSTEMS + CONT 78-004/04X-0 020678 18 CURIES TURBINE BUILDING LVES 020843 LICENSEE SHUTDOWN EXCEPT REFUELING 000 IAPHRAGM OTHER ERATIOHAL EVENT IN MODE 3 OPERATION, WHILE PERFORMING MAINTENANCE ON THE HITROGEN SYSTEM HEADER, AN UNPLANNED RADI0 ACTIVE GAS RELEASE OCCURRED.

NOBLE GAS FROM MPONENT FAILURE 6

MAKEUP TAhK LEAKED BY STOP AHD CHECK VALVES MUV-141F AND MUV-140 INTO TH' ECHANICAL hT0MATICSWITCHCD(ASCO E TURBIHE BUILDING.

CLOSURE OF ISOLATION VALVE NGV-41 TERMINATED THE RE' LEASE.

REDUNDANCY HA.

NO SAFE 1Y HAZARD TO PLANT OR PUBLIC.

THIRD OCCU RRENCE.

~

THE CAUSE OF THIS EVENT HAS BEEN DETERMINED TO BE RADI0 ACTIVE GAS FROM T HE MAKEUP TANK LEAKING BY VALVES MUV-141F AND MUV-140.

A REVISION TO C0 MPLIANCE PROCEDURES HAS BEEN INITIATED TO ASSURE THAT ALL CLEARANCES ISS UED CONSIDER THE IMPACT OF INTERCONNECTING SYSTEMS ON WHICH MAINTENANCE IS TO BE PERFORMED ISTAL RIVER-3 05000302 030578 GAS HOBLE GAS

[t1P0HEHT CODE NOT APPLICABLE HER AUX PROCESS SYS + CONT 78-008/04T-0 031378 128 CURIES NOBLE GAS A UXILIARY BUILDING

{UBCOMPONENT NOT APPLICABLE 020896 LICENSEE SHUTDOWN EXCEPT REFUELING 000 2-WEEK ERATIONAL EVENT IN MODE 5 OPERATION, WHILE DEGASSING THE REACTOR COOLANT SYSTEM, THE WAS TE GAS HEADER WAS OVER-PRESSURIZED BLOWING THE AUXILIARY BUILDING LOOP S (RSOHNEL ERROR EALS.

THE INSTANTANEOUS RELEASE RATE WAS 5% OF THE MOST RESTRICTIVE NOB j0NLIC. OPERATIONS PERSONNEL LE GAS LIMIT.

REDUNDANCY NA.

NO SAFETY HAZARD TO THE PLANT OR PUBLIC. '

EM NOT APPLICABLE THIS IS THE 7TH OCCURRENCE OF THIS EVENT.

THE CAUSE OF THIS EVENT WAS PERSONNEL ERROR.

TEMPORARY CHANGES TO OP-20 5 WERE NOT FOLLOWED.

SUPERVISION AND CONCERNED PERSONNEL HAVE BEEN MADE AWARE OF THE CONSEQUENCES OF HOT FOLLOWING APPROVED PROCEDURES BOTH TEM PORARY AND PERMANENT.

DISCREPANCY REPORT SC-00834 HAS BEEN INITIATED.

(B 22, 1982 LER DUTPUT ON CRYSTAL RIVER 3 EVENTS INVOLVING RELEASES PAGE 6 I

FROM 1976 TU THE PRESENT I

OUTPUT SORTED BY EVENT DATE FACILITY / SYSTEM /

FORM & CONTENT OF ACTIVITY RELEASED /

COMPONENT / COMP 0HENT SUBCODE/

EVENT DATE/

AMOUNT OF ACTIVITY / LOCATION OF RELEASE /

1

' METHOD OF DISCOVERY /

DOCKET HO./

REPORT DATE/

STATUS OF REACTOR /

% POWER i

CAUSE/CAUSE SUBCODE/

LER NO./

REPORT SOURCE /

EVENT DESCRIPTION /

l MANUFACTURER CONTROL HO.

REPORT TYPE CAUSE DESCRIPTION

)

STAL RIVER-3 05000302 051178 MIXTURE MIXTURE LD RADIDACT WSTE MANAGMNT SYS 78-015/04L-1 060278

.000020 CURIES PLANT CONTROLLED OUTSIDE AREA.

l IPES, FITTINGS 021308 LICENSEE REFUELING 000

'LESS THAN 4 INCHES 30-DAY IN MODE 6 TRANSFERRING SPENT RESIN FROM STORAGE TAHK TO VENDOR VEHICLE,ji

'ERATIONAL EVENT APPROX 20 MICR0 CURIES RADI0 ACTIVE LIQUID RELEASED TO PLANT CONTROLLED AO:

NMP0HENT FAILURE EA.

STEPS IMMEDIATELY TAKEN TO CONTAIN SPILL, & POST AREA AS HIGH RADIA'

@THER TION AREA.

FIRST OCCURRENCE OF THIS TYPE.

NO HALARD TO PLANT OR PUBLIC.

THER AS SPILL WAS CONTAINED AND PROPER RADIATION PROTECTION MEASURES WERE TA KEN.

RUPTURED TRANSFER LINE ON VENDOR TRANSPORT.

REQUEST FOR ENGINEERING INF:

ORMATIDH BEING SAVED FOR A PERMANENT RETAINING BARRIER AROUND VENDOR'S E' I

QUIPMENT TO INCLUDE A SUMP FOR COLLECTION AND DISPOSAL.

USTAL RIVER-3 05000302 100178 GAS HOBLE GAS QS RADIDACT WSTE MAHAGMNT SYS 78-025/04T-0 100978 1.6 CURIES AUXILIARY BUILDING BMP0HEHT CODE NOT APPLICABLE 023250 LICENSEE OTHER 075 sUBCOMP0HENT NOT APPLICABLE 2-WEEK IN MODE 1 OPERATIOH, WHEN ATTEMPTING TO PLACE MISCELLANEOUS WASTE EVAPOR PERATIONAL EVENT ATOR IN SERVICE, AN UHPLANNED RADI0 ACTIVE GAS RELEASE OCCURRED.

A TOTAL

}FECTIVE PROCEDURES OF 1.6 CURIES OF HOBLE GASES PRIMARILY XE-133 AND 135 WAS RELEASED. INS 10T APPLICABLE TANTAHE005 RELEASE RATE WAS 0.02% OF THE MOST RESTRICTIVE HOBLE GAS LIMI{

UEM HOT APPLICABLE T.

REDUNDANCY HA.

H0 SAFETY HAZARD TO PLANT OR PUBLIC.

REPETITIVE, BU T IS FIRST OCCURRENCE OF THIS TYPE.

~

PROCEDURE INADEQUACIES CAUSED EVENT.

OP-412 WAS HOT REVISED TO REFLECT MODIFICATION TO WASTE GAS SYSTEM. MAR 77-10-03 CUT THE LINE FROM WASTE EVAPORATOR TO WASTE GAS HEADER.

VALVE WDV-476 WAS OPEHED AND VENTED WAS TE GAS HEADER TO AUX. BLDGS.

OP-412 WAS REVISED TO REQUIRE WDV-476 TO B E CLOSED.

OPEN LINE TO WASTE HAS HEADER WAS CAPPED.

STAL RIVER-3 05000302 041279 LIQUID MIXTURE CSS + EFF RADIOL MONITOR SYS 79-031/01T-0 041779 16 MICR0 CL RAD WASTE SYSTEM STRUMENTATION + CONTROLS 025633 LICENSEE STEADY STATE OPERATION 073 WITCH 2-WEEK AT 1000 MAKING ROUTINE LIQUID RADIATION WASTE RELEASE, LIQUID RADIATIDH ERATIONAL EVENT RELEASE MONITOR WENT INTO HIGH ALARM. LIQUID RAD WASTE ISO VALVES WDV-32l MP0HENT FAILURE 0 AND 321 FAILED TO CLOSE CONTRARY TO ENVIRONMENTAL T.S. 2.4.1.D.

REDUN!

LECTRICAL DANCY NA.

NO SAFETY HAZARD TO PLANT OR PUBLIC AS ONE MINUTE RELEASE DIDj UHER HOT EXCEED THE VALUES SPECIFIED IH 10 CFR 20 FOR UNRESTRICTED AREAS. F IRST OCCURRENCE REPORTED.

APPARENT CAUSE STICKING CONTACTS WITHIH RADIATION MONITOR BY-PASS SWITCH' COHTACTS WERE CLEAHED AND LUBRICATED.

FUNCTIONAL CHECKS WERE PERFORM ED TO VERIFY PROPER SWITCH / INTERLOCK OPERABILITY.

HD RECURRENCE ON SUBS-EQUENT RELEASES.

b

22, 1982 LER OUTPUT ON CRYSTAL RIVER 3 EVENTS INVOLVING RELEASES PAGE 7 FROM 1976 TO THE PRESENT GUTPUT SORTED BY EVENT DATE FORM 1 CONTENT OF ACTIVITY RELEASED /

FACILITY / SYSTEM /

COMP 0HENT/ COMP 0HENT SUBCODE/

EVENT DATE/

AMOUNT OF ACTIVITY / LOCATION OF RELEASE /

METHOD OF DISCOVERY /

DOCKET NO./

REPORT DATE/

STATUS OF REACTOR /

% POWER CAUSE/CAUSE SUBCODE/

LER NO./

REPORT SOURCE /

EVENT DESCRIPTION /

MANUFACTURER COHTROL NO.

REPORT TYPE CAUSE DESCRIPTION JSTAL RIVER-3 05000302 081779 LIQUID MIXTURE JSTEM CODE HOT APPLICABLE 79-074/04X-1 061880 596.12 UCI TURBIHE BLDG SUMP TO SETTLING POND.,

MP0HENT CODE NOT APPLICABLE 026674 LICENSEE SHUTDOWN EXCEPT REFUELING 000 UBCOMPONENT NOT APPLICABLE OTHER AT 0600 ON 17 AUGUST 1979, AHD AGAIN AT 1500 OH 2C AUGUST 1979, IT WAS R UTINE TEST / INSPECTION EPORTED THAT AN UHPLAHHED RELEASE OF RADIDACTIVE LIQUID WAS DISCHARGED T 0 THE SETTLING POND.

THIS CREATED AN EVENT CONTRARY TO ETS 2.4.1.A AND fHER OT APPLICABLE IS REPORTABLE UNDER ETS 5.6.2.A.

REDUNDANCY NA.

NO EFFECT UPON PLANT 0 IEM HOT APPLICABLE R GENERAL PUBLIC.

THIS IS THE FIRST OCCURRENCE OF THIS TYPE.

l ATTRIBUTED TO A PROCEDURAL DEFICIENCY.

RADI0 ACTIVE LIQUID WAS INA0VERTE NTLYRELEASEDTOTHESETTLINGPONDBYTHEAUTOMATICACTUATIONOFTt;ETUR]-

BIHE BUILDING SUMP PUMP.

MODIFICATION INSTALLED GOVERNED BY APPROVED CH EMISTRY AND OPERATING PROCEDURES TO PREVENT RECURRENCE.

JSTAL RIVER-3 05000302 051780 SOLID MIXTURE JSTEM CODE NOT APPLICABLE 80-023/03L-0 061280

.012 CURIES SITE DUMP (MP0HEHT CODE NOT APPLICABLE 031279 LICENSEE REFUELING 000 UBCOMPONENT HOT APPLICABLE 30-DAY AT 1645 OH 18 MAY 1980 IT WAS DISCOVERED THAT OH 17 MAY 1980 RADI0 ACTIVE ERATIONAL EVENT MATERIAL IN THE FORM OF BAGGED CONTAMINATED WASTE AND POLY WRAPPED SCRA HER P LUMBER WAS TAKEH TO THE SITE DUMP.

THIS MATERIAL WAS. HOWEVER, RETRIEl APPLICABLE VED IN ITS ENTIRETY BY PLANT CHEMISTRY AND RADIATION PROTECTION PERSOHHE'

)0T EM HOT APPLICABLE L.

AS A RESULT, THERE WAS NO EFFECT UPON THE PLANT OR GENERAL PUBLIC.

i THIS IS THE FIRST OCCURRENCE OF THIS TYPE REPORTED.

CAUSE OF EVENT IS ATTRIBUTED TO APPARENT COMMUNICATIDH PROBLEM BETWEEN H EALTH PHYSICS PERSOHHEL 1 BLDG SERVICEMEH, RESULTING IN REMOVAL OF CONTA MINATED WASTE FROM RADIATION CONTROL AREA TO SITE DUMP.

BLDG SERVICE 1 HEALTH PHYSICS PERSOHNEL HAVE BEEN REIHSTRUCTED 1 PROCEDURAL CHANGES HAV E BEEN IMPLEMENTED TO PREVENT RECURRENCE.

]STAL RIVER-3 05000302 072880 LIQUID MIXTURE ERG CORE C00LIHG SYS + CONT 80-027/04T-0 080780 1.07 MILLICURIES RELIEF VALVE TO ENVIRONMENT LVES 031894 LICENSEE SHUTDOWH EXCEPT REFUELING 000 HECK 2-WEEK OH 28 JULY, IN MODE 5, WHILE PERFORMING OP-401 CORE FLOODING SYSTEN, CH ERATIDHAL EVENT ECK VALVE CFV-79 FAILED ALLOWING APPROXIMATELY 500 GALLONS OF LIQUID FR0-

[MP0HENTFAILURE M CORE FLOOD SYSTEM TO ENTER HITROGEN SYSTEM VIA HGV-4.

LIQUID BACKFLOW ED THROUGH NITROGEH SYSTEM INTO AN UNRESTRICTED AREA 1 WAS RELEASED TO

(

j

1. ECHANICAL kPROCO.

HVIRONMENT VIA RELIEF VALVE HGV-215.

THERE WAS HD AFFECT UPON GENERAL P UBLIC AS A RESULT OF THIS EVENT.

THIS IS FOURTH OCCURREHCE OF THIS TYPE REPORTED.

APPARENT CAUSE OF THIS EVENT IS ATTRIBUTED TO FAILURE OF CORE FLOOD CHEC K VALVE, CFV-79, 1 OPEN POSITION OF LOW PRESSURE HITROGEH HEADER ISOLATI ON VALVE, NGV-4, WHICH IS HORMALLY LOCKED CLOSED.

IMMEDIATE ISOLATION W AS AFFECTED 1 DECONTAMINATION OF SPILL AREA 1 AFFECTED PIPING STARTED.

CVF-79 FAILURE EVAL WILL BE CONDUCTED 1 APPROP OPER PROC WILL BE REVISED

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