05000255/LER-1978-032-01, /01T-0:on 781019,during Monthly Sampling of SI Tanks,Boron Concentrations in Tanks B & D Were 1,703 & 1655 Ppm,Respectively.Caused by Dilution of SI Tank Contents from Water Left in Shutdown Cooling Lines After Shutdown

/01T-0:on 781019,during Monthly Sampling of SI Tanks,Boron Concentrations in Tanks B & D Were 1,703 & 1655 Ppm,Respectively.Caused by Dilution of SI Tank Contents from Water Left in Shutdown Cooling Lines After Shutdown

ML18043A243
Person / Time
Site:	Palisades
Issue date:	11/02/1978
From:	CONSUMERS ENERGY CO. (FORMERLY CONSUMERS POWER CO.)
To:
Shared Package
ML18043A241	List: 05000255/LER-1978-032, Forwards LER 78-032/01T-0 05000255/LER-1978-032-01, /01T-0:on 781019,during Monthly Sampling of SI Tanks,Boron Concentrations in Tanks B & D Were 1,703 & 1655 Ppm,Respectively.Caused by Dilution of SI Tank Contents from Water Left in Shutdown Cooling Lines After Shutdown
References
LER-78-032-01T, LER-78-32-1T, NUDOCS 7811070218
Download: ML18043A243 (1)

LER-1978-032, /01T-0:on 781019,during Monthly Sampling of SI Tanks,Boron Concentrations in Tanks B & D Were 1,703 & 1655 Ppm,Respectively.Caused by Dilution of SI Tank Contents from Water Left in Shutdown Cooling Lines After Shutdown

Event date:
Report date:
2551978032R01 - NRC Website

text

PALISADES

.NRC FORM 366 (7-77)

U.S. NUCLEAfl REGULATORY COMMISSION LICENSEE EVENT REPORT CONTROL BLOCK:

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(PLEASE PRINT OR TYPE ALL REQUIRED INf'ORMATiONl

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!During monthly sampling of SI tanks, the boron concentrations of SI tanks J

@TI] I B and D were found to be 1703 ppm and 1655 ppm respectively.

The samples

[]TI] 1 were taken on 10-18-78 and 10-19-78. Problem was corrected by draining (ill] I and refilling the SI tanks from the SIRW tank. See LER 77..,33.

Event

[]I[) Lhad no effect on public health or safety.

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ITTIJ I cooldowno This water is used as make-up to the SI tank after sampling.,

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