ENS 47190

v t e ENS Event
18:01 Aug 23, 2011
Title	Notification of an Unusual Event Due to a Seismic Event
Event Description	At 1401 hrs. EDT on 8/23/11, TMI (Three Mile Island) declared an Unusual Event due to a threshold seismic condition (HU5) earthquake. The earthquake was felt at the plant. No equipment damage has been identified. No personnel injuries were reported. The licensee has notified the NRC Resident Inspector and state and local authorities. * * UPDATE FROM JOE SHUFFNER TO JOHN SHOEMAKER AT 1744 EDT ON 8/23/11 * * * The Unusual Event declared at 1401 EDT due to the ground motion felt at the site has been terminated at 1730 EDT. Walkdowns have been performed and no equipment damage has been identified. The plant remains in a stable condition at 100% power. Offsite power and diesel generators were verified to be unaffected by the event. The licensee has notified the NRC Resident Inspector and state and local authorities. Notified R1 IRC (Dentil), IRD (Gott), DHS (Bean), FEMA (Via), USDA (Kraus), and DOE (Turner).

ENS 47190 +/-
Where
Three Mile Island Pennsylvania (NRC Region 1)
Reporting
Emergency class:	Unusual Event
10 CFR 50.72(a) (1) (i), Emergency Class Declaration
Time - Person (Reporting Time:+-3.63 h-0.151 days <br />-0.0216 weeks <br />-0.00497 months <br />)
Opened:	Tara Snyder 14:23 Aug 23, 2011
NRC Officer:	Eric Simpson
Last Updated:	Aug 23, 2011
47190 - NRC Website
v • d • e

v t e Emergency Notification System
Three Mile Island with 10 CFR 50.72(a)(1)(i), Emergency Class Declaration
WEEKMONTHYEAR2015-10-06T01:15:00 [Table view]
[ENS list for Three Mile Island]

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