WEEKMONTHYEAR05000446/LER-2017-0032017-11-250Start date: 25 November 2017, 22 January 2018 Site: Comanche Peak, Comanche Peak Nuclear Power Plant, Unit 2 Reporting criterion: 10 CFR 50.73(a)(2)(iv)(A), System Actuation, 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000263/LER-2017-0062017-11-140Start date: 14 November 2017, 12 January 2018 Site: Monticello Reporting criterion: 10 CFR 50.73(a)(2)(v)(A), Loss of Safety Function - Shutdown the Reactor, 10 CFR 50.73(a)(2)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident, 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000364/LER-2017-0052017-01-030Start date: 3 January 2017, 11 January 2018 Site: Farley, Joseph M Farley Nuclear Plant, Unit 2 Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i), 10 CFR 50.73(a)(2)() 05000364/LER-2017-0022017-12-190Start date: 19 December 2017 Site: Farley Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000446/LER-2017-0012017-08-110Start date: 11 August 2017, 5 October 2017 Site: Comanche Peak Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000323/LER-2017-0012017-10-030Start date: 3 October 2017 Site: Diablo Canyon Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000298/LER-2016-0012017-09-270Start date: 27 September 2017 Site: Cooper Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000346/LER-2017-0012017-07-200Start date: 20 July 2017, 18 September 2017 Site: Davis Besse Reporting criterion: 10 CFR 50.73(a)(2)(ii)(B), Unanalyzed Condition, 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(vii), Common Cause Inoperability, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000247/LER-2015-0012015-08-110Start date: 11 August 2015, 29 August 2017 Site: Indian Point Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000390/LER-2017-0082017-08-140Start date: 14 August 2017 Site: Watts Bar Reporting criterion: 10 CFR 50.73(a)(2)(v)(C), Loss of Safety Function - Release of Radioactive Material, 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000286/LER-2017-0022017-06-110Start date: 11 June 2017, 9 August 2017 Site: Indian Point, Docket Number Reporting criterion: 10 CFR 50.73(a)(2)(v)(A), Loss of Safety Function - Shutdown the Reactor, 10 CFR 50.73(a)(2)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident, 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000390/LER-2017-0072017-06-090Start date: 9 June 2017, 8 August 2017 Site: Watts Bar Reporting criterion: 10 CFR 50.73(a)(2)(v)(C), Loss of Safety Function - Release of Radioactive Material, 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000341/LER-2017-0032017-05-220Start date: 22 May 2017, 21 July 2017 Site: Fermi Reporting criterion: 10 CFR 50.73(a)(2)(v)(B), Loss of Safety Function - Remove Residual Heat, 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000286/LER-2017-0012017-05-140Start date: 14 May 2017, 13 July 2017 Site: Indian Point, Indian Point Unit 3 Reporting criterion: 10 CFR 50.73(a)(2)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident, 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(vii), Common Cause Inoperability 05000440/LER-2017-0032017-06-260Start date: 26 June 2017 Site: Perry Reporting criterion: 10 CFR 50.73(a)(2)(v)(C), Loss of Safety Function - Release of Radioactive Material, 10 CFR 50.73(a)(2)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident, 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000269/LER-2017-0012017-06-160Start date: 16 June 2017 Site: Oconee Nuclear Station Unit 1 Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000250/LER-2017-0012017-03-180Start date: 18 March 2017, 16 May 2017 Site: Turkey Point Reporting criterion: 10 CFR 50.73(a)(2)(iv)(A), System Actuation, 10 CFR 50.73(a)(2)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident, 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(A), Completion of TS Shutdown 05000298/LER-2017-0022017-04-270Start date: 27 April 2017 Site: Cooper Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000327/LER-2017-0012017-04-260Start date: 26 April 2017 Site: Sequoyah Reporting criterion: 10 CFR 50.73(a)(2)(v)(C), Loss of Safety Function - Release of Radioactive Material, 10 CFR 50.73(a)(2)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident, 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000458/LER-2017-0022017-02-180Start date: 18 February 2017, 18 April 2017 Site: River Bend Reporting criterion: 10 CFR 50.73(a)(2)(ii)(B), Unanalyzed Condition, 10 CFR 50.73(a)(2)(v)(A), Loss of Safety Function - Shutdown the Reactor, 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000331/LER-2017-0012017-01-260Start date: 26 January 2017, 27 March 2017 Site: Duane Arnold Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000247/LER-2016-0102017-02-280Start date: 28 February 2017 Site: Indian Point, Docket Number , Reporting criterion: 10 CFR 50.73(a)(2)(v)(C), Loss of Safety Function - Release of Radioactive Material, 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000445/LER-2016-0022017-02-220Start date: 22 February 2017 Site: Comanche Peak Reporting criterion: 10 CFR 50.73(a)(2)(ii)(B), Unanalyzed Condition, 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(vii), Common Cause Inoperability, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications, 10 CFR 50.73(a)(2)(ix)(A), Prevented Safety Function in Multiple System 05000341/LER-2016-0012016-01-060Start date: 6 January 2016, 23 January 2017 Site: Fermi Reporting criterion: 10 CFR 50.73(a)(2)(v)(A), Loss of Safety Function - Shutdown the Reactor, 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(vii), Common Cause Inoperability 05000368/LER-2016-0012016-09-160Start date: 16 September 2016, 15 November 2016 Site: Arkansas Nuclear Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications, 10 CFR 50.73(a)(2)(i)(A), Completion of TS Shutdown 05000528/LER-2016-0022016-09-070Start date: 7 September 2016, 4 November 2016 Site: Palo Verde Reporting criterion: 10 CFR 50.73(a)(2)(iv)(A), System Actuation, 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000286/LER-2016-0012016-11-030Start date: 3 November 2016 Site: Indian Point Reporting criterion: 10 CFR 50.73(a)(2)(v)(C), Loss of Safety Function - Release of Radioactive Material, 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000286/LER-2015-0042015-05-090Start date: 9 May 2015, 14 September 2016 Site: Indian Point Reporting criterion: 10 CFR 50.73(a)(2)(iv)(A), System Actuation, 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000286/LER-2015-0052015-06-150Start date: 15 June 2015, 14 September 2016 Site: Indian Point Reporting criterion: 10 CFR 50.73(a)(2)(iv)(A), System Actuation, 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000286/LER-2015-0072015-07-080Start date: 8 July 2015, 6 September 2016 Site: Indian Point Reporting criterion: 10 CFR 50.73(a)(2)(iv)(A), System Actuation, 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(iv), System Actuation 05000346/LER-2016-0062016-08-150Start date: 15 August 2016 Site: Davis Besse Reporting criterion: 10 CFR 50.73(a)(2)(ii)(B), Unanalyzed Condition, 10 CFR 50.73(a)(2)(v)(A), Loss of Safety Function - Shutdown the Reactor, 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000529/LER-2016-0012016-08-090Start date: 9 August 2016 Site: Palo Verde Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000286/LER-2015-0062015-07-010Start date: 1 July 2015, 8 August 2016 Site: Indian Point Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000286/LER-2014-0042014-08-130Start date: 13 August 2014, 1 August 2016 Site: Indian Point Reporting criterion: 10 CFR 50.73(a)(2)(iv)(A), System Actuation, 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000388/LER-2016-0052016-07-120Start date: 12 July 2016 Site: Susquehanna Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000247/LER-2016-0092016-07-060Start date: 6 July 2016 Site: Indian Point Reporting criterion: 10 CFR 50.73(a)(2)(iv)(A), System Actuation, 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000336/LER-2016-0012016-06-270Start date: 27 June 2016 Site: Millstone, Docket Number Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000298/LER-2016-0022016-04-260Start date: 26 April 2016, 27 June 2016 Site: Cooper Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000413/LER-2016-0012015-12-130Start date: 13 December 2015, 23 June 2016 Site: Catawba Reporting criterion: 10 CFR 50.73(a)(2)(v)(A), Loss of Safety Function - Shutdown the Reactor, 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000247/LER-2016-0072016-06-100Start date: 10 June 2016 Site: Indian Point Reporting criterion: 10 CFR 50.73(a)(2)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident, 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(vii), Common Cause Inoperability 05000247/LER-2016-0052016-03-260Start date: 26 March 2016, 25 May 2016 Site: Indian Point Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000313/LER-2016-0012016-03-190Start date: 19 March 2016, 18 May 2016 Site: Arkansas Nuclear Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.72(b)(3)(ii), Degraded or Unanalyzed Condition 05000387/LER-2016-0032016-05-060Start date: 6 May 2016 Site: Susquehanna Reporting criterion: 10 CFR 50.73(a)(2)(v)(C), Loss of Safety Function - Release of Radioactive Material, 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000247/LER-2016-0012016-03-040Start date: 4 March 2016, 2 May 2016 Site: Indian Point Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000247/LER-2016-0032016-03-070Start date: 7 March 2016 Site: Indian Point Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000325/LER-2016-0022016-03-040Start date: 4 March 2016 Site: Brunswick Reporting criterion: 10 CFR 50.73(a)(2)(iv)(A), System Actuation, 10 CFR 50.73(a)(2)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident, 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000247/LER-2015-0042015-12-200Start date: 20 December 2015, 18 February 2016 Site: Indian Point Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000275/LER-2015-0012014-12-310Start date: 31 December 2014, 11 February 2016 Site: Diablo Canyon Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000286/LER-2015-0082015-12-140Start date: 14 December 2015, 11 February 2016 Site: Indian Point Reporting criterion: 10 CFR 50.73(a)(2)(iv)(A), System Actuation, 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000315/LER-2015-0022015-06-140Start date: 14 June 2015, 18 January 2016 Site: Cook Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000446/LER-2015-0022015-10-030Start date: 3 October 2015 Site: Comanche Peak Nuclear Power Plant Unit 2 Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000327/LER-2015-0032015-09-140Start date: 14 September 2015 Site: Sequoyah Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000247/LER-2015-0022015-08-180Start date: 18 August 2015 Site: Indian Point Reporting criterion: 10 CFR 50.73(a)(2)(ii)(B), Unanalyzed Condition, 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(vii), Common Cause Inoperability 05000327/LER-2015-0022015-07-240Start date: 24 July 2015 Site: Sequoyah Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000272/LER-2015-0052015-06-220Start date: 22 June 2015 Site: Salem Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000400/LER-2015-0052015-06-160Start date: 16 June 2015 Site: Harris Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(vii), Common Cause Inoperability, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications, 10 CFR 50.72(b)(3)(ii), Degraded or Unanalyzed Condition 05000440/LER-2015-0012015-06-160Start date: 16 June 2015 Site: Perry Reporting criterion: 10 CFR 50.73(a)(2)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident, 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000400/LER-2015-0042015-05-040Start date: 4 May 2015 Site: Harris Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000530/LER-2015-0022015-05-010Start date: 1 May 2015 Site: Palo Verde Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(b) 05000354/LER-2015-0012015-03-310Start date: 31 March 2015 Site: Hope Creek Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000395/LER-2015-0012015-03-170Start date: 17 March 2015 Site: Summer Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000328/LER-2015-0012015-03-020Start date: 2 March 2015 Site: Sequoyah Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000458/LER-2015-0012015-02-180Start date: 18 February 2015 Site: River Bend Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000458/LER-2015-001, Operations Prohibited by Technical Specifications Due to Deficient Local Leak Rate Test Procedures Containing Erroneous Valve Alignments2015-02-180Start date: 18 February 2015 Site: River Bend Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000280/LER-2015-0012015-01-270Start date: 27 January 2015 Site: Surry Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(vi) 05000298/LER-2015-0012015-01-260Start date: 26 January 2015 Site: Cooper Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000529/LER-2015-0012015-01-110Start date: 11 January 2015 Site: Palo Verde Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000275/LER-2015-001, Both Trains of Residual Heat Removal Inoperable Due to Circumferential Crack on a Socket Weld2014-12-310Start date: 31 December 2014 Site: Diablo Canyon Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(vii), Common Cause Inoperability 05000529/LER-2014-0022014-11-060Start date: 6 November 2014 Site: Palo Verde Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000458/LER-2014-0022014-10-170Start date: 17 October 2014 Site: River Bend Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(iv), System Actuation 05000400/LER-2014-0032014-10-080Start date: 8 October 2014 Site: Harris Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000454/LER-2015-0032014-10-080Start date: 8 October 2014 Site: Byron Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications 05000323/LER-2014-0022014-08-140Start date: 14 August 2014 Site: Diablo Canyon Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(vii), Common Cause Inoperability, 10 CFR 50.73(a)(2)(i)(A), Completion of TS Shutdown 05000458/LER-2014-0052014-08-010Start date: 1 August 2014 Site: River Bend Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function 05000395/LER-2014-0032014-04-260Start date: 26 April 2014 Site: Summer Reporting criterion: 10 CFR 50.73(a)(2)(v), Loss of Safety Function, 10 CFR 50.73(a)(2)(i)
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