Europe: Sweden

▸ Legenda & explanation
date INES title location
01-06-1992INES 0REPAIR OF REACTOR PRESSURE VESSEL HEAD PENETRATIONRINGHALS-2
17-08-1992INES 0CRACKS IN FEED WATER NOZZLESRINGHALS-1
23-01-1993INES 0INSUFFICIENT CONTROL ROD FUNCTION DURING HOT START UP TESTRINGHALS-1
28-02-1993INES 0MINOR LEAKAGE IN A 32 MM VALVE BONNET SEALRINGHALS-1
02-03-1993INES 0MINOR LEAKAGE IN A 15 MM PIPE TO A PILOT VALVE IN THE PRESSURE RELIEF SYSTEMRINGHALS-1
09-07-1994INES 0RELEASE OF IODINE 131 FROM THE TURBINE SYSTEM AT RINGHALS 1RINGHALS-1
22-08-1994INES 0ONE CONTROL ROD NOT FULLY INSERTED AFTER SCRAMRINGHALS-4
09-04-1995INES 0UNSUCCESSFUL SWITCH OVER FROM 400 KV TO 130 KVRINGHALS-2
31-03-1995INES 0CRACKS IN PUMP AND VALVE CASINGSOSKARSHAMN-1
01-01-1995INES 0CRACKS IN THE REACTOR CORE SHROUD IN THE LID OF THE SHROUD AND IN REACTOR VESSEL INTERNALSOSKARSHAMN-1
25-02-1999INES 0Core instability occurred during maintenance performed in the switchyardOSKARSHAMN-2
20-09-2004INES 0Event at a Studsvik laboratory producing radioactive sourcesStudsvik Nuclear AB
20-06-2001INES 1Incorrect calculation of an algorithm in overload protection devices for local power distribution at Ringhals 2 NPP.RINGHALS-2
19-07-2001INES 1Underdimensioned rupture disc installed in the FILTRA-systemBARSEBECK-2
01-10-1990INES 1FAULTY WELD DETECTED ON PRIMARY CIRCUITOSKARSHAMN-1
28-05-1991INES 1FUEL ASSEMBLY TILTED OVER DURING CORE LOADINGRINGHALS-2
08-09-1991INES 1INADVERTENT STEAM RELEASE INTO THE REACTOR HALL DUE TO STOP OF PUMP IN RESIDUAL HEAT REMOVAL SYSTEMBARSEBECK-2
14-08-1991INES 1DEVIATION FROM OPERATING INSTRUCTIONSOSKARSHAMN-2
18-09-1991INES 1ONE FUEL ASSEMBLY TILTED DURING REFUELLINGRINGHALS-4
10-09-1991INES 1REVEAL OF INADVERTENTLY CLOSED MANUAL SERVICE VALVES AT VERIFICATION TESTS OF THE SCRAM SYSTEM BEFORE PREPARATIONS TO RESTARTFORSMARK-2
08-12-1992INES 1INCORRECT CONNECTION OF CABLES TO RELAYS IN SAFETY SYSTEMSRINGHALS-2
24-02-1993INES 1CRACKS IN PIPEBENDS (ELBOWS) IN THE RESIDUAL HEAT REMOVAL SYSTEMOSKARSHAMN-1
12-10-1993INES 1IMPENETRABILITY TEST OF CONTAINMENT NOT APPROVEDBARSEBECK-2
18-04-1994INES 1INCORRECT SAFEGUARD REPORTINGRINGHALS-2
31-08-1994INES 1LEAKING ISOLATION VALVES IN THE EMERGENCY CORE COOLING SYSTEMBARSEBECK-2
26-08-1994INES 1MISSING LUBRICATION GREASE TO THE ECC SYSTEM'S CORE SPRAY PUMPSBARSEBECK-1
28-09-1994INES 1PROTECTION SYSTEM FOR INITIATING BLOW DOWN NOT COMPLETELY REESTABLISHED AFTER REFUELLING OUTAGEBARSEBECK-1
15-06-1994INES 1UNINTENTIONAL SLOW INSERTION OF ALL CONTROL RODSFORSMARK-3
12-02-1995INES 1NOT FULLY INSERTED CONTROL RODSRINGHALS-3
28-05-1995INES 1ROUTINE SURVEILLANCE REVEALS: STEAM GENERATOR SAFETY VALVES OPEN AT HIGHER PRESSURE THAN SPECIFIED AT THE RINGHALS 2. 3 AND 4 PWRSRINGHALS-2