ENS 53101
ENS Event | |
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21:57 Nov 30, 2017 | |
Title | Unusual Event Declared Due to Earthquake |
Event Description | An Unusual Event was declared at 1657 EST due to an earthquake detected onsite. The Unusual Event was declared under EAL HU1.1. There is no release in progress due to this event. There are no protective actions recommended at this time.
The Licensee will notify the NRC Resident Inspector. Note: See also EN #53099 for Salem Unusual Event.
An earthquake was felt onsite at time 1645 EST. Multiple phone calls were made to the Control Room confirming the earthquake. It was verified there was an earthquake felt in Delaware with a magnitude of 4.4. Neither seismic monitor at Salem Unit 1, Salem Unit 2, and Hope Creek actuated. There is no indication of any damage to any systems or plant structures. Plant walk-downs have been initiated in accordance with plant operating procedures for a seismic event. No injuries have been reported to the Control Room. The licensee will notify the NRC Resident Inspector and State and local government agencies. Notified R1DO (Gray), DHS SWO, FEMA Operations Center, DHS NICC, FEMA NWC (email), and DHS Nuclear SSA (email).
The licensee terminated the Unusual Event at 2125 EST on 11/30/2017 following plant walkdowns that revealed no damage to plant structures, systems, or components. The NRC Resident Inspector has been notified. Notified R1DO (Gray), IRD (Grant), and NRR EO (Miller), DHS SWO, FEMA Operations Center, DHS NICC, FEMA NWC (email), and DHS Nuclear SSA (email). |
Where | |
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Hope Creek ![]() New Jersey (NRC Region 1) | |
Reporting | |
Emergency class: | Unusual Event |
10 CFR 50.72(a) (1) (i), Emergency Class Declaration | |
Time - Person (Reporting Time:+-4.67 h-0.195 days <br />-0.0278 weeks <br />-0.0064 months <br />) | |
Opened: | N/A 17:17 Nov 30, 2017 |
NRC Officer: | Donald Norwood |
Last Updated: | Dec 1, 2017 |
53101 - NRC Website
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Unit 1 | |
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Reactor critical | Critical |
Scram | No |
Before | Power Operation (100 %) |
After | Power Operation (100 %) |
WEEKMONTHYEARENS 531012017-11-30T21:57:00030 November 2017 21:57:00
[Table view]10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared Due to Earthquake ENS 489472013-04-19T19:18:00019 April 2013 19:18:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Notification of Unusual Event Declared Due to Inability to Confirm a Fire in the Protected Area within 15 Minutes ENS 471922011-08-23T18:00:00023 August 2011 18:00:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Notification of an Unusual Event Due to a Seismic Event ENS 444422008-08-28T08:47:00028 August 2008 08:47:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event - Internal Flooding in Service Water Intake Structure ENS 417532005-06-07T18:37:0007 June 2005 18:37:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared Due to Unidentified Drywell Leakage Greater than 10 Gpm ENS 411552004-10-28T14:03:00028 October 2004 14:03:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared Due to a Toxic Gas Release in the Security Center 2017-11-30T21:57:00 | |