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… FT CALHOUN REGION: 4 |NOTIFICATION DATE: 10/22/1999| | UNIT: [1] [] [] STATE: NE |NOTIFICATION TIME: 13:04[EDT]| | … | | The plugging criteria currently in use at Fort Calhoun Station requires that | | all indications of corrosion … | FACILITY: BYRON REGION: 3 |NOTIFICATION DATE: 11/11/1999| | UNIT: [] …

… 47333 47336 Power Reactor Event Number: 47277 Facility: BYRON Region: 3 State: IL Unit: [ ] [2] [ ] RX Type: [1] W-4-LP,[2] W-4-LP NRC … due to low seal leak off flow. "It was determined that the station would not consider RHR [residual heat removal] …

… Number: 46261 Facility: PRAIRIE ISLAND Region: 3 State: MN Unit: [1] [2] [ ] RX Type: [1] W-2-LP,[2] W-2-LP NRC … gap is filled with combustible foam - some loose and some stationary. This has been identified as a missing fire … bases for a 1987 License Amendment Request (LAR) for Byron and Braidwood Stations would have potentially impacted …

… 2 Reactors Region 3 Reactors Region 4 Reactors Region 1 Unit Power Down Reason or Comment Change in report (*) …       Vogtle 2 100       Watts Bar 1 100   REMOVED COMMON STATION SERVICE TRANSFORMER C FOR MAINTENANCE     Watts Bar … of Scrams (#) Braidwood 1 100       Braidwood 2 100       Byron 1 100       Byron 2 100       Clinton 85   INCREASING …

… 2 Reactors Region 3 Reactors Region 4 Reactors Region 1 Unit Power Down Reason or Comment Change in report (*) …       Vogtle 2 100       Watts Bar 1 100   REMOVED COMMON STATION SERVICE TRANSFORMER C FOR MAINTENANCE     Watts Bar … of Scrams (#) Braidwood 1 100       Braidwood 2 100       Byron 1 100       Byron 2 100       Clinton 23   INCREASING …

… 2 Reactors Region 3 Reactors Region 4 Reactors Region 1 Unit Power Down Reason or Comment Change in report (*) …       Vogtle 2 100       Watts Bar 1 100   REMOVED COMMON STATION SERVICE TRANSFORMER C FOR MAINTENANCE *   Watts Bar … of Scrams (#) Braidwood 1 100       Braidwood 2 100       Byron 1 100       Byron 2 100       Clinton 4   INCREASING …

… 2 Reactors Region 3 Reactors Region 4 Reactors Region 1 Unit Power Down Reason or Comment Change in report (*) … 2 0 04/12/2015 REFUELING OUTAGE     Millstone 2 100   STATION MAXIMUM GENERATION RESTRICTION DUE TO 345KV LINE OOS … Scrams (#) Braidwood 1 100         Braidwood 2 100         Byron 1 100         Byron 2 100         Clinton 0 04/27/2015 …

… 2 Reactors Region 3 Reactors Region 4 Reactors Region 1 Unit Power Down Reason or Comment Change in report (*) … 2 0 04/12/2015 REFUELING OUTAGE     Millstone 2 100   STATION MAXIMUM GENERATION RESTRICTION DUE TO 345KV LINE OOS … Scrams (#) Braidwood 1 100         Braidwood 2 100         Byron 1 100         Byron 2 100     *   Clinton 9   ENTERING …