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Information Notice No. 83-23: Inoperable Containment Atmosphere Sensing Systems

… Sensing Systems … SSINS No.: 6835 IN 83-23 UNITED STATES NUCLEAR REGULATORY COMMISSION OFFICE OF INSPECTION AND … to the containment function. At LaCrosse Nuclear Generating Station on two separate occasions in April 1981, a … concurrence by the Nuclear Regulatory Commission. At Oconee Nuclear Station, in March 1982, an NRC inspector …

Event Notification Report for July 29, 2004

… Event Notification Report for July 29, 2004 … U.S. Nuclear Regulatory Commission Operations Center Event … # WA-04-042." Power Reactor Event Number: 40902 Facility: OCONEE Region: 2 State: SC Unit: [1] [2] [3] RX Type: [1] … would still be possible, and operations personnel are stationed in the SWYD as a contingency. "Corrective Action: …

Event Notification Report for May 8, 2014

… Event Notification Report for May 8, 2014 … U.S. Nuclear Regulatory Commission Operations Center Event … radioactive material [RAM] from one waste transfer station to the originating transfer station. Subsequently, a … Inspector Power Reactor Event Number: 50093 Facility: OCONEE Region: 2 State: SC Unit: [1] [2] [3] RX Type: [1] …

Event Notification Report for May 14, 2018

… Event Notification Report for May 14, 2018 … U.S. Nuclear Regulatory Commission Operations Center Event … for the event. The cause is being investigated. The station responded in accordance with appropriate Special … Inspector. Power Reactor Event Number: 53396 Facility: OCONEE Region: 2     State: SC Unit: [] [] [3] RX Type: [1] …

Event Notification Report for February 21, 2013

… Event Notification Report for February 21, 2013 … U.S. Nuclear Regulatory Commission Operations Center Event … to the owner. Power Reactor Event Number: 48770 Facility: OCONEE Region: 2 State: SC Unit: [1] [2] [3] RX Type: [1] … OF SERVICE "Event: At 1400 EST on 2/19/2013, Oconee Nuclear Station (ONS) Emergency Preparedness (EP) was notified that …

Event Notification Report for September 25, 2007

… Event Notification Report for September 25, 2007 … U.S. Nuclear Regulatory Commission Operations Center Event … OF SPENT FUEL SOURCE MATERIAL "Primary sources belonging to Oconee Nuclear Station were shipped with fuel assemblies to McGuire Nuclear

Circumferential Cracking of PWR Vessel Head Penetrations

… 23, 2001 The Honorable Richard A. Meserve Chairman U.S. Nuclear Regulatory Commission Washington, DC 20555-0001 … recently detected during inspections of CRDM nozzles at Oconee Units 1, 2, and 3 and Arkansas Nuclear One (ANO) Unit … Rod Drive Mechanism Penetration Nozzles at Oconee Nuclear Station, Unit 3," dated April 30, 2001. Electric Power …

Circumferential Cracking of PWR Vessel Head Penetrations

… 23, 2001 The Honorable Richard A. Meserve Chairman U.S. Nuclear Regulatory Commission Washington, DC 20555-0001 … recently detected during inspections of CRDM nozzles at Oconee Units 1, 2, and 3 and Arkansas Nuclear One (ANO) Unit … Rod Drive Mechanism Penetration Nozzles at Oconee Nuclear Station, Unit 3," dated April 30, 2001. Electric Power …