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The Unit 2 DC Cook Nuclear Plant (CNP) Pla … The Unit 2 DC Cook Nuclear Plant (CNP) Plant Process Computer (PPC) will be removed from service on Tuesday, April 3, 2012 at 0800 EDT to support scheduled maintenance. This will cause the entire Unit 2 PPC, including the ERDS (Emergency Response Data System) to be unavailable to the NRC Operations Center. The planned maintenance also affects the Safety Parameter Display System (SPDS), the Real Time Data Repository (RDR), and PPC data to Emergency Response Facilities at CNP. </br>The scheduled maintenance, returning of equipment to service, and post maintenance testing is expected to be completed by 0000 EDT on Wednesday, April 4, 2012. </br>Compensatory measures exist within the DC Cook Emergency Response procedures to provide plant data via the Emergency Notification System to the NRC Operations Center until the ERDS can be returned to service.</br>The licensee has notified the NRC Senior Resident Inspector. </br>This notification is being made in accordance with 10 CFR 50.72 (b)(3)(xiii) due to any event that results in a major loss of emergency assessment capability, offsite response capability, offsite communications capability (e.g. significant portion of control room indication, Emergency Notification System, or offsite notification system).</br>* * * UPDATE FROM BRAD LEWIS TO CHARLES TEAL ON 4/3/12 AT 1536 EDT * * *</br>At time 1500 EDT, the Plant Process Computer and ERDS system has been restored to service. </br>The licensee has notified the NRC Resident Inspector. Notified R3DO (Dickson).ident Inspector. Notified R3DO (Dickson). +
12:00:00, 3 April 2012 +
47,801 +
07:36:00, 3 April 2012 +
12:00:00, 3 April 2012 +
The Unit 2 DC Cook Nuclear Plant (CNP) Pla … The Unit 2 DC Cook Nuclear Plant (CNP) Plant Process Computer (PPC) will be removed from service on Tuesday, April 3, 2012 at 0800 EDT to support scheduled maintenance. This will cause the entire Unit 2 PPC, including the ERDS (Emergency Response Data System) to be unavailable to the NRC Operations Center. The planned maintenance also affects the Safety Parameter Display System (SPDS), the Real Time Data Repository (RDR), and PPC data to Emergency Response Facilities at CNP. </br>The scheduled maintenance, returning of equipment to service, and post maintenance testing is expected to be completed by 0000 EDT on Wednesday, April 4, 2012. </br>Compensatory measures exist within the DC Cook Emergency Response procedures to provide plant data via the Emergency Notification System to the NRC Operations Center until the ERDS can be returned to service.</br>The licensee has notified the NRC Senior Resident Inspector. </br>This notification is being made in accordance with 10 CFR 50.72 (b)(3)(xiii) due to any event that results in a major loss of emergency assessment capability, offsite response capability, offsite communications capability (e.g. significant portion of control room indication, Emergency Notification System, or offsite notification system).</br>* * * UPDATE FROM BRAD LEWIS TO CHARLES TEAL ON 4/3/12 AT 1536 EDT * * *</br>At time 1500 EDT, the Plant Process Computer and ERDS system has been restored to service. </br>The licensee has notified the NRC Resident Inspector. Notified R3DO (Dickson).ident Inspector. Notified R3DO (Dickson). +
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