ML19321A794

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PNO-TMI-80-38I:on 800711,purging of Reactor Bldg Atmosphere Continued Until Approx 10:00 Am When Purge Sys Was Shutdown Because Licensee Declared Purge Complete
ML19321A794
Person / Time
Site: Crane 
Issue date: 07/11/1980
From: Jay Collins, Conte R, Shanbaky M
Office of Nuclear Reactor Regulation
To:
References
PNO-TMI-80-038I, PNO-TMI-80-38I, NUDOCS 8007240203
Download: ML19321A794 (1)


Text

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PRELIMINARY IOTIFICATION 8

July 11. 1930 k

Pr.E1.iMINARY lGT FICATIC'i 0F EVENT OR tm)5UAi. OCCt;RRENCE--PH0 iMI-83-3BI TF.is erslir. ira. noti 9:atinn constitutues EARLY notica of event.s_of F055IS'.{.,H.fety_

witt. net vert ricition c.r e.icanc.e.cr o.u'lic ir erait s'.ni..f. iuation andThe informatian presented i.s as ini 7

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Ocilitv: 4:rcy.,li an Edisen Cc:r.pany Th e2 fille Island, Unit 2 Middists.n, Fennsylvania M 3.e-ib-bar 50-220 S nic-t:

IACTCR BUI'_0IN3 PURGE STATU5 Nrging of tha rector-building at ;osphere continued dependent upcn retparslagical conditicc.s and effla2nt raritor filter chan;ecut until approxi
aitely 10:00 a.rt. today.

At that tin 3 the. Ourse : ste.T,5 were shu-d,No (final condt Lion) bued on licensee declaratica t.".r. th ;uqe wcu 2ssenticlly complete.

Preli:uin. dry c510Ula-icns of total release as of the shutdce.n was ap;roximately G,A curic.3 ba.UM cn stick fil.t rste and rnsured stcck concentratian us *ng I;2R-213A values.

Ye.sterdsy's hisst reIctor building Kr-85 concentration was 1.9x10-4 uci/ce.

A react:r building air sagle will be obtained end analy cd by t'1e licenses and the

!!RO. Subsacutnt w ples, with the reactcr buildinr; isulated, nill be take, to inor.itar fer 1cag tem ecuilibrium conditions.

. nalysis of the accx.;1ated purge data to date continues by the licensee and 'iRC.

Mditic.nal raports en reactor building perging will be updated as recessary. The imC Regicn I mobita h':cr: tory will continue to be used to verify the iicanc.ee".s antlytical results.

Media interest has cccurred because of public sensitivity to this evolution and TMI reiste nant:. The Comanwealth of Pennsylvania hes ::icnitored tness events. tiRC has resp nded tc inquiries. The NRC TMi Progra Office staff has manitored events at tiloy c00u1* on a 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> b1 Sis.

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