ENS 47079

v t e ENS Event
20:18 Jul 20, 2011
Title	Offsite Notification - Press Release After Fire on Site
Event Description	On July 20, 2011 at 1318 PDT, during performance of STP M-9A, 'Diesel Engine Generator Routine Surveillance Test,' personnel reported a fire on the Unit 1 Emergency Diesel Generator (EDG) 1-1. No abnormal indications were observed in the control room and no annunciator for 'Fire Detected' was received. Operators shutdown the EDG and the onsite fire department responded immediately. On July 20, 2011 at 1322 PDT, personnel reported that the fire, which was centered around the exhaust insulation material, had been extinguished. EDG 1-1 is in a scheduled Maintenance Outage Window (MOW) and is not being relied on for emergency onsite power. The two sources of offsite power (the 230 kV startup system and the 500 kV system) along with the remaining two EDGs, are available and operable. Unit 2 was not affected by the event. The NRC Resident Inspector has been notified. A press release will be issued by the licensee.

ENS 47079 +/-
Where
Diablo Canyon California (NRC Region 4)
Reporting

10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release
Time - Person (Reporting Time:+-0.13 h-0.00542 days <br />-7.738095e-4 weeks <br />-1.78074e-4 months <br />)
Opened:	Dave Bahner 20:10 Jul 20, 2011
NRC Officer:	Mark Abramovitz
Last Updated:	Jul 20, 2011
47079 - NRC Website
v • d • e

v t e Emergency Notification System
Diablo Canyon with 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release
WEEKMONTHYEAR2018-12-01T08:00:00 [Table view]
[ENS list for Diablo Canyon]

Navigation menu