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Event Report Forms (ERFs) are filed to the IAEA. Sometimes there are multiple event reports, updating the rating, the event description. Here you only see the latest event report

ERF send date: Fri, 15-11-1991
ERF description: During the start-up of the plant after a long outage, deuterium content in moderator cover gas started going up and reached the technical specificaiton limit of 4%. The reactor was manually shut down. The reason was higher conductivity of moderator heavy water due to air ingress into cover gas and slight increase in ionic impurities like copper.
BASIS FOR RATING: Can be classified unter B-2P as the reactor was shut down when the operating limit was reached. The event rating chosen is 0.
DIFFICULTIES IN RATING:
ERF rating date: 01-01-1991
ERF contact person: Mr. M.S.R. Sarma
ERF address: BARC, Trombay, Bombay 400 085, India
ERF affiliation: Gov.of India, Atomic Energy Reg.Board, Operating Plants Safety Division, 4th Fl, Central Complex

This map shows a selection of reports from nuclear and radiological incidents stored in the IAEA NEWS-database.
Locations are estimates. Contact us if a location is wrong.
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Power Reactor Research Reactor Radwaste Facility Enrichment Facility Radiation Source Irradiation/Accelerator Facility Transportation

Fuel Fabrication Fuel Reprocessing Research Facility Mining/Milling Radioisotope Processing/Handling Facility Other