ENS Event | |
|---|---|
21:11 Oct 7, 2006 | |
| Title | Discovery of After-The-Fact-Emergency Condition - Unusual Event |
| Event Description | At 09:20 [EDT] on 10/8/06, it was discovered that a NOUE had not been declared on 10/7/06 as required by Surry EPIP-1.01, EAL Tab H-3. At 17:11 [EDT] on 10/7/06 Surry Power Station experienced a loss of offsite power to unit 1 Transfer Buses (both D & F), therefore in accordance with tab H-3, a Notification of Unusual Event [NOUE] should have been declared. Subsequent to this event, an Alert was declared [on Unit 2] at 18:01 [EDT] due to tab K-11 and the Alert was exited at 05:40 [EDT] on 10/8/06. This notification is for the discovery of an undeclared event that exceeded an Emergency Action Level (EAL) as specified in EPIP-1.01.
The licensee notified the NRC Resident Inspector. See EN 42888 for details regarding Alert declared on Unit 2. |
| Where | |
|---|---|
Surry  Virginia (NRC Region 2) | |
| Reporting | |
| Other Unspec Reqmnt | |
| Time - Person (Reporting Time:+13.03 h0.543 days <br />0.0776 weeks <br />0.0178 months <br />) | |
| Opened: | David Herring 10:13 Oct 8, 2006 |
| NRC Officer: | Jeff Rotton |
| Last Updated: | Oct 8, 2006 |
| 42890 - NRC Website
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Unit 1 | |
|---|---|
| Reactor critical | Critical |
| Scram | No |
| Before | Power Operation (100 %) |
| After | Power Operation (75 %) |
WEEKMONTHYEARENS 482392012-08-27T13:00:00027 August 2012 13:00:00
[Table view]Other Unspec Reqmnt Discovery of After-The-Fact Emergency Condition - Alert - High Co2 Concentration in a Safe Shutdown Area ENS 470772011-06-05T09:01:0005 June 2011 09:01:00 Other Unspec Reqmnt Discovery of After-The-Fact Emergency Condition - Unusual Event ENS 466982011-03-25T04:00:00025 March 2011 04:00:00 Other Unspec Reqmnt Non-Compliance with Nuhoms Technical Specification ENS 428902006-10-07T21:11:0007 October 2006 21:11:00 Other Unspec Reqmnt Discovery of After-The-Fact-Emergency Condition - Unusual Event 2012-08-27T13:00:00 | |