ENS 47626: Difference between revisions
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| event date = 01/30/2012 18:56 EST | | event date = 01/30/2012 18:56 EST | ||
| last update date = 01/30/2012 | | last update date = 01/30/2012 | ||
| title = Unusual Event Declared Due | | title = Unusual Event Declared Due to an Earthquake of Magnitude 3.2 | ||
| event text = At 1856 EST, North Anna, Units 1 and 2, experienced an onsite seismic event. This was confirmed by the National Earthquake Information Center to be a magnitude 3.2. Based on these 2 indications the licensee declared an Unusual Event per EAL HU 1.1. The earthquake did not impact operations or equipment, and both units remain at 100% power. To exit the Unusual Event the licensee will need to verify that no damage was sustained to any systems or equipment. Presently the licensee is conducting a walkdown to verify no damage was incurred. | | event text = At 1856 EST, North Anna, Units 1 and 2, experienced an onsite seismic event. This was confirmed by the National Earthquake Information Center to be a magnitude 3.2. Based on these 2 indications the licensee declared an Unusual Event per EAL HU 1.1. The earthquake did not impact operations or equipment, and both units remain at 100% power. To exit the Unusual Event the licensee will need to verify that no damage was sustained to any systems or equipment. Presently the licensee is conducting a walkdown to verify no damage was incurred. | ||
The licensee has notified the NRC Resident Inspector. The licensee also notified the state and other government agencies. | The licensee has notified the NRC Resident Inspector. The licensee also notified the state and other government agencies. | ||
Latest revision as of 22:04, 1 March 2018
| Where | |
|---|---|
North Anna  Virginia (NRC Region 2) | |
| Reporting | |
| Emergency class: | Unusual Event |
| 10 CFR 50.72(a) (1) (i), Emergency Class Declaration | |
| Time - Person (Reporting Time:+-4.68 h-0.195 days <br />-0.0279 weeks <br />-0.00641 months <br />) | |
| Opened: | Roger Smuthers 19:15 Jan 30, 2012 |
| NRC Officer: | John Knoke |
| Last Updated: | Jan 30, 2012 |
| 47626 - NRC Website
| |