ENS 47797
ENS Event | |
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23:33 Apr 2, 2012 | |
Title | Unusual Event - Fire from Hydrogen Supply to Volume Control Tank |
Event Description | At 1933 EDT on 4/2/12, a fire was discovered on top of the Auxiliary Building Roof coming from a one inch hydrogen supply header to the U-3 Volume Control Tank.
At 1948 EDT [Turkey Point] declared an Unusual Event due to a fire greater than 15 minutes in the protected area (HU2). At 1949 EDT [operators] closed the hydrogen isolation valve and hydrogen header pressure began to lower. At 1956 EDT a second isolation valve was closed. Header pressure continued to lower. At 2018 EDT the fire is out. No damage to plant equipment or adverse effect to safe shutdown systems. [Turkey Point] is currently working on a de-escalation process. The licensee notified the NRC Resident Inspector, State and local agencies. Notified DHS SWO, FEMA, NICC and Nuclear SSA.
After the fire was out the pipe became cool to the touch. At 2110 EDT Turkey Point terminated the Unusual Event for Unit 3. The licensee notified the NRC Resident Inspector, State and local agencies. Notified DHS SWO, FEMA, NICC and Nuclear SSA via email. |
Where | |
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Turkey Point ![]() Florida (NRC Region 2) | |
Reporting | |
Emergency class: | Unusual Event |
10 CFR 50.72(a) (1) (i), Emergency Class Declaration | |
Time - Person (Reporting Time:+-2.88 h-0.12 days <br />-0.0171 weeks <br />-0.00395 months <br />) | |
Opened: | Jose Vasquez 20:40 Apr 2, 2012 |
NRC Officer: | Pete Snyder |
Last Updated: | Apr 2, 2012 |
47797 - NRC Website
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