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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: Wed, 11-05-1994
ERF description: On April 6, 1994, at 01:30 during the routine walkdown the operating staff registered not authentic readings of the steam generator no. 3 level controller connected to the emergency protection system circuit.
Safety operation conditions of the Technical Specifications which allow corrective measures within 8 hours were violated.
Actually the defect has been eliminated in 14 hours.
Taking into account the unjustified violation of the Technical Specifications and the fact that the measures for the defect elimination were not timely taken the level was increased from 1 to 2 after the additional investigation according to Fig. of User's manual.
ERF rating date: 11-05-1994
ERF contact person: V. Grishenko
ERF address: KIEV, Ukraine
ERF affiliation: SCIENT. TECHN. DEPT., UKRAINIAN STATE COMM., OBSERVATORNA STR. 11/1

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.
The map shows a maximum of 100 incidents. If hundred incidents or more are within the map, the yellow perimeter indicates from where events are excluded. Drag or zoom the map to explore different areas.

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