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Event Notification Report for September 07, 2007

U.S. Nuclear Regulatory Commission
Operations Center

EVENT REPORTS FOR
09/06/2007 - 09/07/2007

EVENT NUMBERS
43623

Power Reactor
Event Number: 43623
Facility: PRAIRIE ISLAND
Region: 3     State: MN
Unit: [1] [2] []
RX Type: [1] W-2-LP,[2] W-2-LP
NRC Notified By: TIM HENDEL
HQ OPS Officer: MARK ABRAMOVITZ
Notification Date: 09/07/2007
Notification Time: 10:17 [ET]
Event Date: 09/07/2007
Event Time: 06:55 [CDT]
Last Update Date: 09/07/2007
Emergency Class: NON EMERGENCY
10 CFR Section:
50.72(b)(2)(xi) - OFFSITE NOTIFICATION
Person (Organization):
ANNE MARIE STONE (R3)
Power Reactor Unit Info
Unit SCRAM Code RX Crit Initial PWR Initial RX Mode Current PWR Current RX Mode
1 N Y 100 Power Operation 100 Power Operation
2 N Y 100 Power Operation 100 Power Operation
Event Text
PLANT EMERGENCY SIREN FALSE ACTIVATION

"False siren activation near Ellsworth, Wisconsin. Sheriffs deputy turned off siren [locally at the siren].
"0655 The Sheriff called Nelson Communication.
"0710 Nelson Communication called Emergency Planning Group.
"0720 Emergency Planning Group called Control Room.
"0750 Siren is confirmed off.

"Pierce County Emergency Manager reported no media contacts were made."

The licensee notified the NRC Resident Inspector, state, and local agencies.