▸ Legenda & explanation
date INES title location
25-10-1991INES 2BORATED WATER STORAGE TANK LEVEL REDUCTION TO 180 M3NOVOVORONEZH-4, Russian Federation
11-10-1991INES 2UNIT SHUTDOWN DUE TO FIRE IN THE TURBINE BUILDING CAUSED BY ELECTRICAL EQUIPMENT FAILURECHERNOBYL-2, Ukraine
02-10-1991INES 2CONTAMINATION OF THE SECONDARY WATER DUE TO ERRORS OF THE SPECIAL WATER TREATMENT FACILITY PERSONNELZAPOROZHE-2, Ukraine
23-09-1991INES 2DEFECTS IN BUGEY AND FESSENHEIM POWER PLANT REACTOR VESSEL HEADSBUGEY-2, France
20-09-1991INES 1INCREASE ACTIVITY OF WASTE WATER FROM THE A-1 AND V-1 NPPSBOHUNICE-1, Slovakia
19-09-1991INES 1FUEL BUNDLE DAMAGE DURING TRANSFER TO SPENT FUEL BAYGENTILLY-2, Canada
18-09-1991INES 1ONE FUEL ASSEMBLY TILTED DURING REFUELLINGRINGHALS-4, Sweden
16-09-1991INES 2BORON MEASURING DEVICE CALIBRATION ERROR AT THE CHEMICAL LABORATORYCHINON-B1, France
14-09-1991INES 1SMALL STEAM LEAK FROM THE MAIN FALNGE OF THE PRIMARY COOLANT PUMP NO. 6KOZLODUY-4, Bulgaria
13-09-1991INES 2METALLURGICAL FLAW IN SECONDARY STEAM PIPEFESSENHEIM-1, France
11-09-1991INES 0FAILURE OF TWO PRESSURIZER SPRAY LINESBEZNAU-1, Switzerland
10-09-1991INES 1REVEAL OF INADVERTENTLY CLOSED MANUAL SERVICE VALVES AT VERIFICATION TESTS OF THE SCRAM SYSTEM BEFORE PREPARATIONS TO RESTARTFORSMARK-2, Sweden
08-09-1991INES 1INADVERTENT STEAM RELEASE INTO THE REACTOR HALL DUE TO STOP OF PUMP IN RESIDUAL HEAT REMOVAL SYSTEMBARSEBECK-2, Sweden
14-08-1991INES 1DEVIATION FROM OPERATING INSTRUCTIONSOSKARSHAMN-2, Sweden
14-08-1991INES 0INTERNAL LEAKAGE OF PRESSURIZER SAFETY VALVESSTADE, Germany
10-08-1991INES 2PRIMARY WATER SPILLAGE WHILE REPAIR OF THE GATE VALVE AT RCP SUCTION DURING SCHEDULED MAINTENANCECHERNOBYL-2, Ukraine
06-08-1991INES 1NEW RADIOACTIVE "HOT SPOTS" DISCOVERED AT KOZLODUY NPPKOZLODUY-1, Bulgaria
01-08-1991INES 2DEFECT IN THE COATING OF THE SUMPS (1300 PLANTS)PALUEL-2, France
26-07-1991INES 0DEUTERIUM INCREASE IN MODERATOR COVER GAS SYSTEMKALPAKKAM-1, India
22-07-1991INES 1CONTAMINATION OF SOIL ON SITEKOZLODUY-1, Bulgaria
22-07-1991INES 3BREACH OF UNIT LIMITING CONDITIONS FOR OPERATION WHILE PREPARING FOR RESTART AFTER MAINTENANCE DUE TO ECCS AND MSV UNAVAILABILITYSMOLENSK-2, Russian Federation
18-07-1991INES 1EARTHQUAKE IN CENTRAL EUROPEKOZLODUY-1, Bulgaria
18-07-1991INES 1REACTOR SCRAM AND COOLDOWN BECAUSE OF LEAKAGE IN A PRIMARY CIRCUIT MEASURING SYSTEMPAKS-1, Hungary
16-07-1991INES 0UNIT NO. 1 REACTOR SCRAM ON PRM HIGH FLUXTARAPUR-1, India
15-07-1991INES 1FIRE IN LOW LEVEL RADIOACTIVE WASTE STORAGEKOZLODUY-1, Bulgaria
10-07-1991INES 2INADVERTENT DILUTION OF THE PRIMARY FLUID DURING A COLD SHUTDOWNBELLEVILLE-2, France
10-07-1991INES 3RADIOACTIVE WATER SPILLAGE ON THE PLANT TERRITORY WHILE TRANSPORTING CASK WITH FUEL FRAGMENTS TO THE DRY RADWASTE REPOSITORYBILIBINO GEN, Russian Federation
10-07-1991INES 0UNIT NO. 1 REACTOR SCRAM ON PRM HIGH FLUXTARAPUR-1, India
09-07-1991INES 1HIGH ACTIVITY IN TB PITRAJASTHAN-2, India
05-07-1991[N/A]FIRE IN GAS STORAGEANGRA-1, Brazil