Emergency plan unusual event entered due to a seismic event (LU-1). No equipment damage has been identified.
The seismic event occurred at 1611hrs and tremors were felt in the Control Room. Unit 1 remained at full power and initial plant walkdown identified no safety equipment damage. Plant instrumentation indicated an acceleration of 0.005 Gs. Per U.S. Geological Survey website the quake was a 3.4 on the Richter scale and occurred NNW of the site. There is a small likelihood of after shocks. No radioactive releases have occurred.
- * * UPDATE ON 06/20/06 AT 2019 EDT FROM JEFFREY D. ANDERSON TO M. RIPLEY * * *
Perry Plant has completed walkdowns from the Seismic Event that occurred at 1611. No Plant problems identified from walkdowns. Unusual Event has been terminated at 2000 on 6/20/06.
The licensee notified the NRC Resident Inspector, State and local officials.
Notified
NRR (M. Case),
IRD (Wilson), R3DO (O'Brien),
DHS (Fite) and
FEMA (Casto).
