ENS Event | |
|---|---|
20:59 Dec 9, 2003 | |
| Title | Information Only - Seismic Activity Felt at North Anna Power Station |
| Event Description | At 1559 EST on 12/09/03, Seismic activity was felt at North Anna Power Station (NAPS). Both units continue to operate at 100 percent power with no problems. Seismic monitoring systems did not pick up the event. The earthquake was centered 15 miles Southeast of Colombia, VA (29 miles from NAPS) and registered 4.5 on the Richter Scale. Initial plant walk downs have identified no issues. Operations and engineering are continuing to walk down the units to identify problems that are undetectable from the control room.
The licensee notified the NRC Resident Inspector. |
| Where | |
|---|---|
North Anna  Virginia (NRC Region 2) | |
| Reporting | |
| Information Only | |
| Time - Person (Reporting Time:+-3.78 h-0.158 days <br />-0.0225 weeks <br />-0.00518 months <br />) | |
| Opened: | Rob Wilmouth 17:12 Dec 9, 2003 |
| NRC Officer: | Bill Gott |
| Last Updated: | Dec 9, 2003 |
| 40379 - NRC Website
Loading map... | |
Unit 1 | |
|---|---|
| Reactor critical | Critical |
| Scram | No |
| Before | Power Operation (100 %) |
| After | Power Operation (100 %) |
Unit 2 | |
|---|---|
| Reactor critical | Critical |
| Scram | No |
| Before | Power Operation (100 %) |
| After | Power Operation (100 %) |
WEEKMONTHYEARENS 462942010-09-29T18:15:00029 September 2010 18:15:00
[Table view]Information Only Discovery of Microtherm Insulation in Containment Which Could Impact Sump Strainer Performance ENS 443932008-08-07T20:00:0007 August 2008 20:00:00 Information Only Civil Disturbance at the North Anna Nuclear Information Center ENS 403792003-12-09T20:59:0009 December 2003 20:59:00 Information Only Information Only - Seismic Activity Felt at North Anna Power Station 2010-09-29T18:15:00 | |