Event Notification Report for February 22, 2007
U.S. Nuclear Regulatory Commission
Operations Center
EVENT REPORTS FOR
02/21/2007 - 02/22/2007
EVENT NUMBERS
43181
Power Reactor
Event Number: 43181
Facility: FT CALHOUN
Region: 4 State: NE
Unit: [1] [] []
RX Type: [1] CE
NRC Notified By: FRANK GIANNONE
HQ OPS Officer: JOHN MacKINNON
Region: 4 State: NE
Unit: [1] [] []
RX Type: [1] CE
NRC Notified By: FRANK GIANNONE
HQ OPS Officer: JOHN MacKINNON
Notification Date: 02/22/2007
Notification Time: 08:36 [ET]
Event Date: 02/22/2007
Event Time: 06:57 [CST]
Last Update Date: 02/22/2007
Notification Time: 08:36 [ET]
Event Date: 02/22/2007
Event Time: 06:57 [CST]
Last Update Date: 02/22/2007
Emergency Class: NON EMERGENCY
10 CFR Section:
50.72(b)(3)(xiii) - LOSS COMM/ASMT/RESPONSE
10 CFR Section:
50.72(b)(3)(xiii) - LOSS COMM/ASMT/RESPONSE
Person (Organization):
WILLIAM JONES (R4)
WILLIAM JONES (R4)
| Unit | SCRAM Code | RX Crit | Initial PWR | Initial RX Mode | Current PWR | Current RX Mode |
|---|---|---|---|---|---|---|
| 1 | N | Y | 100 | Power Operation | 100 | Power Operation |
EMERGENCY RESPONSE DATA SYSTEM INOPERABLE
The licensee reported the loss of the Emergency Response Data System (ERDS) due to an Emergency Response Facility Computer System (ERFCS) failure at 0757 EST. The loss of the host computer was determined to be the cause of this unplanned outage.
An unrelated planned outage of ERDS is scheduled to commence today following the troubleshooting. The planned outage duration will be 10 hours. The licensee will make an update notification when ERDS is restored.
The licensee notified the NRC Resident Inspector.
*** UPDATE FROM F. GIANNONE TO KNOKE AT 1846 ON 02/22/07 ***
The licensee reported the Emergency Response Data System (ERDS) has been restored to normal operation.
The licensee notified the NRC Resident Inspector.
The licensee reported the loss of the Emergency Response Data System (ERDS) due to an Emergency Response Facility Computer System (ERFCS) failure at 0757 EST. The loss of the host computer was determined to be the cause of this unplanned outage.
An unrelated planned outage of ERDS is scheduled to commence today following the troubleshooting. The planned outage duration will be 10 hours. The licensee will make an update notification when ERDS is restored.
The licensee notified the NRC Resident Inspector.
*** UPDATE FROM F. GIANNONE TO KNOKE AT 1846 ON 02/22/07 ***
The licensee reported the Emergency Response Data System (ERDS) has been restored to normal operation.
The licensee notified the NRC Resident Inspector.