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Event Notification Report for November 9, 2007

U.S. Nuclear Regulatory Commission
Operations Center

Event Reports For
11/08/2007 - 11/09/2007

** EVENT NUMBERS **

Power Reactor	Event Number: 43768
Facility: FERMI Region: 3 State: MI Unit: [2] [ ] [ ] RX Type: [2] GE-4 NRC Notified By: P. FALLON HQ OPS Officer: JEFF ROTTON	Notification Date: 11/03/2007 Notification Time: 17:26 [ET] Event Date: 11/03/2007 Event Time: 17:22 [EDT] Last Update Date: 11/08/2007
Emergency Class: NON EMERGENCY 10 CFR Section: 50.72(b)(3)(xiii) - LOSS COMM/ASMT/RESPONSE	Person (Organization): JOHN MADERA (R3)

Unit	SCRAM Code	RX CRIT	Initial PWR	Initial RX Mode	Current PWR	Current RX Mode
2	N	N	0	Cold Shutdown	0	Cold Shutdown

Event Text

LOSS OF SPDS AND ERDS DUE TO PLANNED MAINTENANCE

"At 1722 hours, on 11/3/2007, the SPDS and ERDS system was removed from service to support activities for a planned maintenance outage on the UPS vital bus power supply. The duration of work is expected to be approximately 48 hours. During this time, Control Room indications and alternate methods will be available. Since the SPDS computer system will he unavailable for greater than 8 hours, this is considered a Loss of Emergency Assessment Capability and reportable under 10CFR50.72(b)(3)(xiii). The licensee will notify the NRC Resident Inspector."

* * * UPDATE AT 1715 ON 11/7/2007 FROM SUE REITH TO MARK ABRAMOVITZ * * *

"Maintenance activities are continuing on the power supply for the SPDS and ERDS systems. Current estimate will restore the computer systems by 2000 on 11/08/07. An update will be provided once SPDS and ERDS are restored." R3DO (M. Phillips) notified.

The licensee notified the NRC Resident Inspector.

* * * UPDATE AT 1234 ON 11/8/2007 FROM DAVID HEMMELE TO MARK ABRAMOVITZ * * *

"Planned work which resulted in the removal from service of SPDS and ERDS has been completed. SPDS and ERDS have been restored to service as of 1115 11/8/2007."

The licensee notified the NRC Resident Inspector.

Notified the R3DO (Phillips).

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