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… Tools for more information. July PNO-III-23-001A 07/21/2023 Monticello Nuclear Plant: Update to Preliminary Notification of Event … Nuclear Plant: Controlled Shutdown of Monticello Nuclear Generating Plant Due to Increased Tritium Levels Found in …

… December PNO-I-11-004A 12/16/2011 Constellation Energy Nuclear Group, LLC: Nine Mile Point Unit 2 Technical … PNO-III-11-016A 12/12/2011 Northern States Power Company: Monticello Shutdown Greater Than 72 Hours Due To Actuation … Calvert Cliffs Nuclear Power Plant, DC Cook, Hope Creek Generating Station, Limerick Generating Station, Oyster …

… for more information. December PNO-III-07-016 12/26/2007 Nuclear Management Company: Prairie Island - Unplanned Unit … Maintenance PNO-IV-07-011 11/26/2007 Palo Verde Nuclear Generating Station (PVNGS): Unit 1 Technical Specification … PNO-III-07-001A 01/22/2007 Nuclear Management Co./Monticello: Monticello Reactor Shutdown Due to Turbine …

… Pump Room PNO-III-08-012 10/27/2008 Quad Cities Nuclear Power Plant: Quad Cities Notice of Unusual Even Due … to Onsite Explosion September PNO-III-08-009A 09/29/2008 Monticello Nuclear Generating Station Nuclear Management Company (NMC): …

… 6 Leak - ( Update ) PNO-III-14-009A 10/27/2014 FirstEnergy Nuclear Operating Company (Perry Nuclear Power Plant): Unplanned Shutdown Greater Than 72 Hours due to a … PNO-III-14-001A 02/07/2014 Northern States Power Co./Monticello: Shutdown Due To Reactor Coolant System (RCS) …

… 12/03/2015 Northern States Power Co.: ( Update ) Monticello Automatic Scram Due to Reactor Protection System … 10/02/2015 DTE Energy Company: ( Update ) Fermi Power Plant – Unplanned Shutdown Greater than 72 Hours Following … Diesel Generator May PNO-I-15-002A 05/27/2015 Entergy Nuclear Operations, Inc.: ( Update ) – Indian Point Nuclear …

… Field November PNO-III-12-017 11/29/2012 FirstEnergy Nuclear Operating Company, Perry Nuclear Power Plant: … at Prairie Island October PNO-I-12-007 10/31/2012 Exelon Generating Company, LLC, PSEG, Constellation Energy Nuclear … Leak PNO-III-12-009A 08/20/2012 Northern States Power Co./ Monticello: Shutdown Due to Drywell Unidentified Leakage …