INES-event
INES 0

PARTIAL DRAINING OF H2O DOUSING TANK DURING UNIT START UP

Hourly sample of process water return showed tritium activity. Investigations indicated that Dousing Tank is getting drained. Further investigation revealed that process water pressure was low due to a passing valve resulting in partial draining of dousing tank as per design.
Total activity release off-site was well within operation limit and condition. Hence event is rated below scale.

Location: RAJASTHAN-2
Event date: Sun, 10-05-1992
Nuclear event report
Legenda & explanation