Laka Foundation

INES Levels
INES N/A
INES 0
INES 1
INES 2
INES 3
INES 4
INES 5
INES 6
INES 7

INES 2: Incident

Impact on People and Environment:
  • Exposure of a member of the public in excess of 10 mSv.
  • Exposure of a worker in excess of the statutory annual limits.
Impact on Radiological Barriers and Control:
  • Radiation levels in an operating area of more than 50 mSv/h.
  • Significant contamination within the facility into an area not expected by design.
Impact on Defence-in-Depth:
  • Significant failures in safety ­provisions but with no actual ­consequences.
  • Found highly radioactive sealed orphan source, device or transport package with safety provisions intact.
  • Inadequate packaging of a highly radioactive sealed source.
Legenda & explanation
date title location 
1990-07-05INOPERABILITY OF NEUTRON FLUX MEASUREMENT DURING COLD SHUTDOWNGermanyGREIFSWALD-5
1990-07-01IMPACT ON SAFETY DUE TO VIOLATION OF OPERATIONAL LIMITS AND CONDITIONS (IMPURITY DUE TO AIR INGRESS)FranceCREYS-MALVILLE
1990-02-23REACTOR COOLANT LEAK ON THE WATER CLEANING SYSTEM WHILE CONNECTED TO THE PRIMARY CIRCUITGermanyGreifswald
1990-01-23REACTOR COOLANT LEAK DURING ON POWER REFUELLING DUE TO FUELLLING MACHINE DROPCanadaBRUCE-4
1987-11-20CRITICALITY SHUT DOWN MARGIN MEASUREMENT STARTED WITHOUT HYDRAULIC SCRAM SYSTEM BEING OPERABLESwedenOSKARSHAMN-3
1974-08-20EXCESSIVE DEPRESSURIZATION OF THE PRIMARY CIRCUIT DUE TO A PRESSURIZER SAFETY VALVE THAT FAILED TO CLOSESwitzerlandBEZNAU-1