ENS 43595
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ENS Event | |
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12:30 Aug 25, 2007 | |
Title | Erds System and Portions of Plant Computer Out of Service for Planned Maintenance Outage |
Event Description | The licensee will perform a planned power outage on Unit 1 which will take the ERDS system, 25% of the control room annunciators, and portions of the plant computer out of service. Some points on the plant computer will not be able to be monitored during the outage. However, the licensee has compensatory measures in place to monitor those parameters on the control boards. The outage is scheduled from 0730 CDT until 1800 CDT.
The licensee will enter Technical Specification LCO 3.1.3.1 and 3.1.3.2. The licensee notified the NRC Resident Inspector.
The licensee restored ERDS to service at 1805 CDT on 8/25/07 and will inform the NRC Resident Inspector. Notified R4DO (Jeff Clark). |
Where | |
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South Texas Texas (NRC Region 4) | |
Reporting | |
10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness | |
Time - Person (Reporting Time:+-4.82 h-0.201 days <br />-0.0287 weeks <br />-0.0066 months <br />) | |
Opened: | Roger Shalley 07:41 Aug 25, 2007 |
NRC Officer: | Joe O'Hara |
Last Updated: | Aug 25, 2007 |
43595 - NRC Website | |
Unit 1 | |
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Reactor critical | Critical |
Scram | No |
Before | Power Operation (100 %) |
After | Power Operation (100 %) |
WEEKMONTHYEARENS 542842019-09-18T12:50:00018 September 2019 12:50:00
[Table view]10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Loss of Communication with Emergency Operations Facility ENS 541452019-07-03T15:26:0003 July 2019 15:26:00 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release, 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Offsite Notification Due to Radio Transmitter Out of Service ENS 536562018-10-09T05:00:0009 October 2018 05:00:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Unplanned Loss of Emergency Response Equipment ENS 531182017-12-12T23:57:00012 December 2017 23:57:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Unplanned Loss of Emergency Response Equipment ENS 527752017-05-30T14:29:00030 May 2017 14:29:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Loss of Emergency Operations Facility Integrated Computer System Data for Planned Maintenance ENS 511152015-06-01T15:26:0001 June 2015 15:26:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Loss of Unit 2 Ventilation Radiation Monitor Operability ENS 484482012-10-27T19:15:00027 October 2012 19:15:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Loss of Offsite Communications ENS 465882011-02-02T14:30:0002 February 2011 14:30:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Partial Loss of Prompt Notification System (Pns) Emergency Sirens Due to a Loss of Power ENS 435952007-08-25T12:30:00025 August 2007 12:30:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Erds System and Portions of Plant Computer Out of Service for Planned Maintenance Outage ENS 430862007-01-10T18:35:00010 January 2007 18:35:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Loss of Offsite Landline Communications Capability Due to Cut Fiber Optic Cable ENS 425792006-05-16T14:45:00016 May 2006 14:45:00 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness Disruption of Incoming and Outgoing Telephone Communciation Capability 2019-09-18T12:50:00 | |
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