ML18347A846

License Event Report 1980-027-00 Re Gaseous Release, Extended Due Date of Reporting by Region III on 8/26/1980

ML18347A846
Person / Time
Site:	Palisades
Issue date:	08/27/1980
From:	Hoffman D Consumers Power Co
To:	James Keppler NRC/RGN-III
References
LER 1980-027-00
Download: ML18347A846 (2)

Text

{{#Wiki_filter:* consumers Power company General Offices: 212 We91: Michigan Avenue, Jackson, Michigan 49201 * (517) 788-0650 August 27, 1980 Mr James G Keppler Office of Inspection and Enforcement Region III U S Nuclear Regulatory Commission 799 Roosevelt Road Glen Ellyn, IL 60137 DOCKET 50-255 -LICENSE DPR-20 -PALISADES PLANT -LICENSEE EVENT REPORT 80-027 -GASEOUS RELEASE On the reverse side is Licensee Event Report 80-027 which is reportable under Technical Specification 6.9.2.A.2. An extension of the due date of this Licensee Event Report was obtained during a phone conversation on August 26, 1980, between Mr D C Boyd (Region III) and Mr S R Frost (Consumers Power Company). David P Hoffman Nuclear Licensing Administrator AUG 2 9 i98()

• PALISADES PLANT NRC FORM366 17*771 U.S. NUCLEAR REGULATORY COMMISSION LICENSEE EVENT REPORT CONTROL BLOCK: I I G) !PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 1 II [ill] IMlrl PIAILI ll@J ol ol-1 olololo lol-10101@1411111111101 I I@ 7 II II LICENSEE CODE 14 ,6 LICENSE NUMBER 25 26 LICENSE TYPE 30 CON'T mIJ ll!..@I o I 5 I o I o I o I 21 5 I 5 k2)1 o I 811 I 218 1.0 @I o I 812 I 7 I 81 ol@ 7 B 60 61 DOCKET NUMBER . 68 119 EVENT DATE 74 76 REPORT DATE 110 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES

{,O) * * [!II) I During venting of the quench tank to the waste gas surge tank, an [Q]!] I unplanned gaseous release occurred w/o 15 day minimum holdup required by []]!]I TS 3.9.17. Release represented approx: 11 percent of average annual []]]] I release rate limit of TS 3.9.12. Event reportable per TS []]]] I Venting of quench tank was stopped upon receipt of stack monitor alarm. [[II] [[ I The closed isolation valve to waste gas compressor C-50B leaked, IIITl I permitting leakage from WGST to atmos. ( C-50B was disassembled for I IIIIl I repairs). Disassembly of valve revealed pin holding diaphragm to IIm I ing shaft was broken. Condi ti on prevented diaphragm movement . Pin DJ:!) I was replaced. 7 8 B FACILITY STATUS 'OTHER STATUS [ill] L!.J@ I Oj t) It) l@I NA I 1 8 A*-r1v1TY 12 13 44 RELEASED OF RELEASE AMOYNT OF ACTIVITY 65) EE] 1QJ @ l.!1.J@)I Approx 42 Ci Tota!' I 7 B 11 10 11 0v h 44 PERSONNEL EXPOSURES er our NUMBER TYPE I:;;\ DESCRl"'ON 39 IIIIJ I o I 01 o 7 *-.B II --**--11-*-12--* 1!':3-.. -------------------------------80..J

• PERSONNEL INJURIES r:::.._ NUMBER c;:.. DESCRIPTION\!.!!

ITEl I 0 I 010 _____________________ ...J 7 II 9 11 12 LOSS OR DAMAGE TO FACILITY f43' TYPE DESCRIPTION '<::::J EEJ !.J@ NA 80 METHOD OF * -DISCOVERY . . DISCOVERY DESCRIPTION l.!J@I Stack monitor alarms 45 46 M

• t k LOCATION OF RELEASE I ain s ac 80 45 BO 80 7 8 SI 10
• PUBLICITY ISSIJJO&:;\

News release 8-13-80 NRC USE oNLY I I I I I I I I I I I I I I 7 8 II 10 68 69 80 -------------------}}