ENS 51033
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ENS Event | |
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16:23 May 2, 2015 | |
Title | Unusual Event Declared Due to Seismic Activity Felt on Site |
Event Description | At 1241 EDT, Operations staff at Palisades declared an Unusual Event under EAL HU1.1 due to seismic activity felt on site. No seismic alarms were initiated. No plant equipment was affected. The epicenter of the 4.2 magnitude earthquake was located south of Galesburg, MI. Palisades continues to operate at 100% power.
The licensee has notified the NRC Resident Inspector.
The licensee terminated the Unusual Event at 1541 EDT on 5/2/15. The licensee has notified the NRC Resident Inspector and the state and local government. Notified R3DO (Orlikowski), IRD MOC (Stapleton), NRR EO (Morris), NRR ET (Dean), and R3RA (Pederson). Notified other Federal Agencies (DHS SWO, FEMA Ops, FEMA NWC, NICC Watch Officer and NuclearSSA). |
Where | |
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Palisades ![]() Michigan (NRC Region 3) | |
Reporting | |
Emergency class: | Unusual Event |
10 CFR 50.72(a) (1) (i), Emergency Class Declaration | |
Time - Person (Reporting Time:+-3.42 h-0.143 days <br />-0.0204 weeks <br />-0.00468 months <br />) | |
Opened: | Jc Raney 12:58 May 2, 2015 |
NRC Officer: | Daniel Mills |
Last Updated: | May 2, 2015 |
51033 - NRC Website
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Unit 1 | |
---|---|
Reactor critical | Critical |
Scram | No |
Before | Power Operation (100 %) |
After | Power Operation (100 %) |
WEEKMONTHYEARENS 510332015-05-02T16:23:0002 May 2015 16:23:00
[Table view]10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared Due to Seismic Activity Felt on Site ENS 472712011-09-16T18:50:00016 September 2011 18:50:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Notification of Unusual Event Due to Primary System Leakage Greater than 10 Gpm ENS 471872011-08-23T18:52:00023 August 2011 18:52:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Notification of an Unusual Event Due to a Seismic Event ENS 465242011-01-08T18:03:0008 January 2011 18:03:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared Due to Catastrophic Failure of Non-Safety Related Bus Breaker ENS 441482008-04-18T10:03:00018 April 2008 10:03:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Due to Seismic Activity ENS 416812005-05-09T23:46:0009 May 2005 23:46:00 10 CFR 50.72(a)(1)(i), Emergency Class Declaration Unusual Event Declared 2015-05-02T16:23:00 | |
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