At 0757
CDT on 8/25/14, LaSalle Main Control Room received a fire alarm from the Unit 2 Reactor Building 807 foot elevation. Operators dispatched and confirmed no fire at 0817
CDT (20 min). At 0812
CDT (15 min) an unusual event (HU3) was declared due to not having verified no fire within 15 minutes of the alarm. No fire was confirmed and plans are in progress to terminate event.
The NRC Resident Inspector has been notified. The licensee notified the Illinois Emergency Management Agency.
Notified DHS SWO, FEMA Operation Center, FEMA National Watch Center, NICC, Nuclear SSA via email.
- * * UPDATE PROVIDED BY ALAN MCLAUGHLIN TO JEFF ROTTON AT 1046 EDT * * *
At 0915 CDT on 8/25/2014, the LaSalle Shift Emergency Director terminated the Unusual Event (HU3) which had been declared at 0812 CDT. No fire present was verified at 0817 CDT and required hourly firewatch is in place. Maintenance Department has begun efforts to locate and replace faulted detector or other degraded component.
The licensee notified the NRC Resident Inspector and the Illinois Emergency Management Agency.
Notified R3DO(Passehl), NRREO (Hiland),
IRD (Gott). Notified
DHS SWO,
FEMA Operation Center,
FEMA National Watch Center,
NICC, Nuclear
SSA via email.
