INES type: power-reactor

▸ Legenda & explanation
date INES title location
1996-03-04INES 1FAILURE OF A CONTAINMENT ISOLATION VALVE AT A PERIODICAL TESTSwedenOSKARSHAMN-1
1991-08-14INES 1DEVIATION FROM OPERATING INSTRUCTIONSSwedenOSKARSHAMN-2
1996-11-01INES 2One of the emergency core cooling systems - the core spray system - was unavailable at Oskarshamn-2SwedenOSKARSHAMN-2
1999-02-25INES 0Core instability occurred during maintenance performed in the switchyardSwedenOSKARSHAMN-2
2008-05-21[N/A]Small traces of explosives found in a security checkpoint near a NPPSwedenOSKARSHAMN-2
1987-11-20INES 2CRITICALITY SHUT DOWN MARGIN MEASUREMENT STARTED WITHOUT HYDRAULIC SCRAM SYSTEM BEING OPERABLESwedenOSKARSHAMN-3
1992-08-17INES 0CRACKS IN FEED WATER NOZZLESSwedenRINGHALS-1
1993-01-23INES 0INSUFFICIENT CONTROL ROD FUNCTION DURING HOT START UP TESTSwedenRINGHALS-1
1993-02-28INES 0MINOR LEAKAGE IN A 32 MM VALVE BONNET SEALSwedenRINGHALS-1
1993-03-02INES 0MINOR LEAKAGE IN A 15 MM PIPE TO A PILOT VALVE IN THE PRESSURE RELIEF SYSTEMSwedenRINGHALS-1
1994-07-09INES 0RELEASE OF IODINE 131 FROM THE TURBINE SYSTEM AT RINGHALS 1SwedenRINGHALS-1
2001-06-20INES 1Incorrect calculation of an algorithm in overload protection devices for local power distribution at Ringhals 2 NPP.SwedenRINGHALS-2
1991-05-28INES 1FUEL ASSEMBLY TILTED OVER DURING CORE LOADINGSwedenRINGHALS-2
1992-06-01INES 0REPAIR OF REACTOR PRESSURE VESSEL HEAD PENETRATIONSwedenRINGHALS-2
1992-12-08INES 1INCORRECT CONNECTION OF CABLES TO RELAYS IN SAFETY SYSTEMSSwedenRINGHALS-2
1994-04-18INES 1INCORRECT SAFEGUARD REPORTINGSwedenRINGHALS-2
1994-10-03INES 2STEAM GENERATOR SAFETY VALVES WERE NOT FUNCTIONING ACCORDING TO SPECIFICATIONSSwedenRINGHALS-2
1995-04-09INES 0UNSUCCESSFUL SWITCH OVER FROM 400 KV TO 130 KVSwedenRINGHALS-2
1995-05-28INES 1ROUTINE SURVEILLANCE REVEALS: STEAM GENERATOR SAFETY VALVES OPEN AT HIGHER PRESSURE THAN SPECIFIED AT THE RINGHALS 2. 3 AND 4 PWRSSwedenRINGHALS-2
1997-07-01INES 1Two out of four diesel generators unavailable due to loose connection to the voltage regulatorSwedenRINGHALS-2
1997-08-17INES 1Automatic protection system disconnected during non nuclear heat up after refuellingSwedenRINGHALS-2
1995-02-12INES 1NOT FULLY INSERTED CONTROL RODSSwedenRINGHALS-3
1991-09-18INES 1ONE FUEL ASSEMBLY TILTED DURING REFUELLINGSwedenRINGHALS-4
1994-08-22INES 0ONE CONTROL ROD NOT FULLY INSERTED AFTER SCRAMSwedenRINGHALS-4
1995-11-15INES 1DEVIATION FROM TECHNICAL SPECIFICATIONSSwedenRINGHALS-4