▸ Legenda & explanation
date INES title location
13-09-1991INES 2METALLURGICAL FLAW IN SECONDARY STEAM PIPEFESSENHEIM-1, France
16-09-1991INES 2BORON MEASURING DEVICE CALIBRATION ERROR AT THE CHEMICAL LABORATORYCHINON-B1, France
20-09-1991INES 1INCREASE ACTIVITY OF WASTE WATER FROM THE A-1 AND V-1 NPPSBOHUNICE-1, Slovakia
14-08-1991INES 0INTERNAL LEAKAGE OF PRESSURIZER SAFETY VALVESSTADE, Germany
14-09-1991INES 1SMALL STEAM LEAK FROM THE MAIN FALNGE OF THE PRIMARY COOLANT PUMP NO. 6KOZLODUY-4, Bulgaria
14-08-1991INES 1DEVIATION FROM OPERATING INSTRUCTIONSOSKARSHAMN-2, Sweden
08-09-1991INES 1INADVERTENT STEAM RELEASE INTO THE REACTOR HALL DUE TO STOP OF PUMP IN RESIDUAL HEAT REMOVAL SYSTEMBARSEBECK-2, Sweden
15-06-1991INES 2TEMPERATURE TRANSIENT DURING START-UPBRADWELL UNIT A, United Kingdom
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
10-04-1991INES 3UNAVAILABILITY OF LOW POWER EMERGENCY PROTECTION (LPEP) DUE TO LOSS OF IONIZATION CHAMBER POWER SUPPLYCHERNOBYL-1, Ukraine
04-05-1991INES 3PERSONNEL OVEREXPOSURE DURING PRECOMMISSIONING OPERATIONS INVOLVING HOT CELLIGNALINA-2, Lithuania
16-05-1991INES 2FAILURE OF SAFETY SYSTEM TRAIN WHILE ROUTINE TESTINGKOLA-3, Russian Federation
22-07-1991INES 1CONTAMINATION OF SOIL ON SITEKOZLODUY-1, Bulgaria
18-07-1991INES 1REACTOR SCRAM AND COOLDOWN BECAUSE OF LEAKAGE IN A PRIMARY CIRCUIT MEASURING SYSTEMPAKS-1, Hungary
10-07-1991INES 2INADVERTENT DILUTION OF THE PRIMARY FLUID DURING A COLD SHUTDOWNBELLEVILLE-2, France
03-05-1991INES 1FAILURE OF FUEL OIL LINE IN RUNNING DG-2KALPAKKAM-2, India
25-04-1991INES 0FINGERS INJURY WHILE WORKING ON PRIMARY STEAM ISOLATION VALVETARAPUR-2, India
13-04-1991INES 0HEAVY WATER LEAK FROM INSTRUMENT TUBINGRAJASTHAN-1, India
08-04-1991INES 0LEAK FROM FUELLING MACHINERAJASTHAN-2, India
07-04-1991INES 1MISGRAPPLING OF FUEL BUNDLE MB-140 IN THE CORE OF UNIT NO. 2TARAPUR-2, India
02-04-1991INES 0NON-AVAILABILITY OF BOTH DGS DURING MODERATOR SHUT DOWNKALPAKKAM-1, India
18-03-1991INES 0UNIT OUTAGE ON CLASS-IV FAILUREKALPAKKAM-2, India
16-03-1991INES 0REACTOR SCRAM ON TOTAL LOSS OF OFF-SITE POWERTARAPUR-1, India
07-03-1991INES 1HEAVY WATER SPILL FROM MODERATOR SYSTEMKALPAKKAM-1, India
22-02-1991INES 0LOWERING OF REACTOR WATER LEVEL BELOW CORE SPRAY ACTUATION LEVELTARAPUR-1, India
20-02-1991INES 0ADJUSTER ROD 24V DC FAILUREKALPAKKAM-2, India
07-01-1991INES 1SHUT DOWN OF MAPS UNITS 1 AND 2 FOLLOWING INABILITY TO MEET MINIMUM STAFF REQUIREMENTKALPAKKAM-1, India
27-12-1990INES 0LOSS OF RAM-C POSITION INDICATIONKALPAKKAM-2, India