ENS Event | |
|---|---|
19:13 Feb 5, 2009 | |
| Title | Unusual Event Declared Due to Loss of Control Room Annunciators |
| Event Description | At 1413 EST Ginna Station declared an Unusual Event due to the Loss of Main Control Board Annunciators E, F, G and H. There was ongoing maintenance at the time, however, no specific cause for the loss has been identified. The licensee confirmed that they have redundant indication available to monitor plant parameters. The unit is currently stable and operating at 100% power.
The licensee informed state and local agencies and the NRC Resident Inspector.
Based on testing, troubleshooting, and restoration of power to the Main Control Board Annunciators, Ginna Station exited the Unusual Event at 0435 hours0.00503 days <br />0.121 hours <br />7.19246e-4 weeks <br />1.655175e-4 months <br /> on 2/6/09. The licensee notified the NRC Resident Inspector. Notified RDO (Gray), NRR EO (Hiland), IRD MOC (Grant), DHS (Kettles), and FEMA(LaForty). |
| Where | |
|---|---|
Ginna  New York (NRC Region 1) | |
| Reporting | |
| Emergency class: | Unusual Event |
| 10 CFR 50.72(a) (1) (i), Emergency Class Declaration | |
| Time - Person (Reporting Time:+-4.65 h-0.194 days <br />-0.0277 weeks <br />-0.00637 months <br />) | |
| Opened: | Eric Strong 14:34 Feb 5, 2009 |
| NRC Officer: | Steve Sandin |
| Last Updated: | Feb 6, 2009 |
| 44830 - NRC Website
Loading map... | |
Unit 1 | |
|---|---|
| Reactor critical | Critical |
| Scram | No |
| Before | Power Operation (100 %) |
| After | Power Operation (100 %) |
WEEKMONTHYEARENS 448302009-02-05T19:13:0005 February 2009 19:13:00
[Table view]10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared Due to Loss of Control Room Annunciators ENS 444462008-08-28T17:48:00028 August 2008 17:48:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared Due to Loss of Communications with Offsite Agencies ENS 439442008-01-30T17:30:00030 January 2008 17:30:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared Due to Loss of Offsite Notification Capabilities ENS 434732007-07-04T06:14:0004 July 2007 06:14:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared Due to a Loss of Control Room Annunciators ENS 405232004-02-16T07:25:00016 February 2004 07:25:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared Due to Service Air Compressor Controller Exploding 2009-02-05T19:13:00 | |