Event Notification Report for December 19, 2003
U.S. Nuclear Regulatory Commission
Operations Center
EVENT REPORTS FOR
12/18/2003 - 12/19/2003
EVENT NUMBERS
40402
Power Reactor
Event Number: 40402
Facility: COOK
Region: 3 State: MI
Unit: [] [2] []
RX Type: [1] W-4-LP,[2] W-4-LP
NRC Notified By: BOB BRANCH
HQ OPS Officer: BILL GOTT
Region: 3 State: MI
Unit: [] [2] []
RX Type: [1] W-4-LP,[2] W-4-LP
NRC Notified By: BOB BRANCH
HQ OPS Officer: BILL GOTT
Notification Date: 12/19/2003
Notification Time: 19:12 [ET]
Event Date: 12/19/2003
Event Time: 18:44 [EST]
Last Update Date: 12/19/2003
Notification Time: 19:12 [ET]
Event Date: 12/19/2003
Event Time: 18:44 [EST]
Last Update Date: 12/19/2003
Emergency Class: UNUSUAL EVENT
10 CFR Section:
50.72(a) (1) (i) - EMERGENCY DECLARED
10 CFR Section:
50.72(a) (1) (i) - EMERGENCY DECLARED
Person (Organization):
THOMAS KOZAK (R3)
RICHARD WESSMAN (IRO)
SUSIE BLACK (NRR)
JIM CALDWELL (R3)
JIM DYER (R3)
THOMAS KOZAK (R3)
RICHARD WESSMAN (IRO)
SUSIE BLACK (NRR)
JIM CALDWELL (R3)
JIM DYER (R3)
| Unit | SCRAM Code | RX Crit | Initial PWR | Initial RX Mode | Current PWR | Current RX Mode |
|---|---|---|---|---|---|---|
| 2 | N | Y | 100 | Power Operation | 100 | Power Operation |
UNUSUAL EVENT
At 1844 on 12/19/2003, D.C. Cook Unit 2 received seal injection low flow alarms. Upon investigation, a leak of approximately 30 gpm was identified on the North Seal Injection Filter housing. The abnormal procedure for RCS leakage was entered. An Unusual Event was declared at 1853. A team was dispatched to place the South Seal Injection Filter in service and isolate the North Seal Injection Filter. At 1929, the leak was isolated. The licensee is reviewing UE termination criteria at this time.
The Licensee notified the NRC Resident Inspector.
* * * UPDATE AT 2020 ON 12/19/03 FROM KEPPLER TO THOMAS * * *
At 2015 EST on 12/19/03 D.C. Cook terminated the Unusual Event.
Notified DIRO (Wessman), R3DO (Kozak), NRREO (Black), NSIR (Weber), FEMA, and DHS.
At 1844 on 12/19/2003, D.C. Cook Unit 2 received seal injection low flow alarms. Upon investigation, a leak of approximately 30 gpm was identified on the North Seal Injection Filter housing. The abnormal procedure for RCS leakage was entered. An Unusual Event was declared at 1853. A team was dispatched to place the South Seal Injection Filter in service and isolate the North Seal Injection Filter. At 1929, the leak was isolated. The licensee is reviewing UE termination criteria at this time.
The Licensee notified the NRC Resident Inspector.
* * * UPDATE AT 2020 ON 12/19/03 FROM KEPPLER TO THOMAS * * *
At 2015 EST on 12/19/03 D.C. Cook terminated the Unusual Event.
Notified DIRO (Wessman), R3DO (Kozak), NRREO (Black), NSIR (Weber), FEMA, and DHS.