05000271/LER-1981-004-03, /03L-0:on 810121,no TLD Readings Obtainable from Two Tlds Recovered from 1.7 Site Boundary TLD Station.Caused by Spurious,Unexplained Problem W/Eg&G Model TL-3 TLD Reader.Victoreen Model 2810 TLD Reader Ordered

/03L-0:on 810121,no TLD Readings Obtainable from Two Tlds Recovered from 1.7 Site Boundary TLD Station.Caused by Spurious,Unexplained Problem W/Eg&G Model TL-3 TLD Reader.Victoreen Model 2810 TLD Reader Ordered

ML19352A049
Person / Time
Site:	Vermont Yankee File:NorthStar Vermont Yankee icon.png
Issue date:	02/18/1981
From:	Murphy W VERMONT YANKEE NUCLEAR POWER CORP.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19352A048	List: 05000271/LER-1981-004, Forwards LER 81-004/03L-0 05000271/LER-1981-004-03, /03L-0:on 810121,no TLD Readings Obtainable from Two Tlds Recovered from 1.7 Site Boundary TLD Station.Caused by Spurious,Unexplained Problem W/Eg&G Model TL-3 TLD Reader.Victoreen Model 2810 TLD Reader Ordered
References
LER-81-004-03L, LER-81-4-3L, NUDOCS 8102250609
Download: ML19352A049 (1)

LER-1981-004, /03L-0:on 810121,no TLD Readings Obtainable from Two Tlds Recovered from 1.7 Site Boundary TLD Station.Caused by Spurious,Unexplained Problem W/Eg&G Model TL-3 TLD Reader.Victoreen Model 2810 TLD Reader Ordered

Event date:
Report date:
2711981004R03 - NRC Website

text

NRC FORM 36S U. S. NUCLE AR REGUL A TORY CCMMISSICN (7 77)

LICENSEE EVENT REPORT LER 81-04/3L q

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7 8 9 LaCENSEE CODE 14

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'5 AE80RT GATE WJ EVENT OESCRIPTf CN AND PRC8A8LE CCNSECUENCES h to1: 1 l During the monthly environmental TLD changeout, it was discovered that no TLD read- !

g o,3 ! l ings were obtainable f rom the two TLD's recovered f rom the 1.7 Site Boundary (275*) I lo jai l TLD station. Tech. Spec. Station 3.9.1 (Table) requires monthly intecrated readines I loisl Ifrom each of the stations located around the plant perimeter.

Normal, low dose l

Ia is l l rates were recorded by the other nerimeter TLD's.

This lack of data from this I

loI7i lstation, therefore, is of no consequence, or potential consequence, to the health l

l o Ia l Iand safety of the public. No previous similar occurrences have been renorted.

7 8 9 60 SYSTE*1

CAUSE

CAUSE CovP V A L'. E COOE COCE SLB000E COVPONENT 00E SUB00 0 E SUSCOCE 10191 181 Alh l Elh ! Elh lI! Nl S! Tl Rl Ulh l Zlh l Zlh 7

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10 11 12 12 is 19 20 SEQUENTI AL CCCLADENCE REPORT REVIS;ON a og EVENT vEAR REPORT NO.

CODE TvPc No.

@ har i 81 11 1-l l010!4l l/l l0l3l lLl l-!

l0 l 21 22

3 24 26 27 23 29 3J 31 32 ACitON FUTURE EF8ECT SauT00WN AT*ACHufNT N P R O-4 PRIVE COMP.

COvPONENT TAKEN 4CT:CN ON PLANT VETwCC HCURS 4.

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40 41 42 43 4A 47 CAUSE CESCRIPTION AND CCRRECTIVE ACflONS 1 i l o l lThe cause of this lost TLD readinc has been traced to a spurious, unexplained l

I i l i l lproblem with the EGSC, Model TL-3 TLD reader.

A new Victoreen Wdel 2810 TTD I

,,,,,, g reader has been ordered to replace the existing model.

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t i l 41 I I

7 a 9 80 ST S

% POWER OTHER STATUS 65 CV R OtSCOVERY CESCR'PT!CN lt i 5 l l E l@ l 01 9l 7l@l NA l

lBl@l Technicinn Observation l

ACTA vt ry CC TENT

= ELE Ano cr RELE AsE AvoCNT CF ACTIVITY LOCATION OF RELE ASE l1 l6l h l ZI@l NA l

l NA l

7 6

's 10 11 44 46 80 PERSCNNEL ExPOSLRES NUVSER TYPE D E SC RIPTION 39) 12 171 1010 ! 0 l@l Z i@l NA l

,E SCNw'L NJES DESCRiPTICP @

NuveER NA l

li 14110 l 010 l@l 7

8 3 11

'2 60 LOSS y OR CAVAGE TO FACILITY

'VPE OESCRtPTION NA l

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6 4 10 do Pt e i:Cr iv N RC t.;S E CN LY ISSUED DESCRt# TION I:lol[3_J@l NA I

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?O dd 59 30 %

Warren P. Murphy (802) 257-7711 2,

NAME OF PREPARER PHCNE:

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