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 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 A~11 AUG 2 9 i98()

NRC FORM366 17*771 LICENSEE EVENT REPORT

• PALISADES PLANT U.S. NUCLEAR REGULATORY COMMISSION 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 7 B

~~~ 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@

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 6.9.~.A2. []]]] I Venting of quench tank was stopped upon receipt of stack monitor alarm. [[II] .._~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~__J [[ 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 operat-IIm I ing shaft was broken. Conditi on prevented diaphragm movement . Pin DJ:!) I was replaced. 7 8 B 80 FACILITY ~ METHOD OF * - ~ STATUS "P~EI).. 'OTHER STATUS ~ DISCOVERY . . DISCOVERY DESCRIPTION ~ [ill] L!.J@ I Oj t) It) l@I NA I l.!J@I Stack monitor alarms 1 8 A-r1v1TY cJ~TENT 12 13 44 45 46 80 EE] RELEASED OF RELEASE 1QJ @ l.!1.J@)I Approx 42 Ci Tota!' I AMOYNT OF ACTIVITY 65) I Main s ac t k LOCATION OF RELEASE 0v er on~eh our 7 B 11 10 11 44 45 BO PERSONNEL EXPOSURES NUMBER I~ TYPE I:;;\ DESCRl"'ON 39 IIIIJ I oI 7 *-.B 01 o ~l.!J~ II - - **-- 11-*-12--* 1!':3-

                                                           .. -------------------------------80..J

• PERSONNEL INJURIES r:::.._

c;:.. ITEl I0I NUMBER 010 DESCRIPTION\!.!! l~~----N_A _____________________...J 7 II 9 11 12 80 LOSS O~ OR DAMAGE TO FACILITY f43' TYPE DESCRIPTION '<::::J EEJ !.J@ 7 8 SI 10 NA

• PUBLICITY ~

NRC USE oNLY

~             ISSIJJO&:;\ DESCRIPTION~
~ L!.J~I                                               News release 8-13-80                                                                            I 69I I I I I I I I I I I I80I 7        8     II            10                                                                                                                       68}}