ENS 55056: Difference between revisions

ENS 55056 +/-
Where
	Grand Gulf ; Mississippi (NRC Region 4)
Reporting
Emergency class:	Unusual Event
	10 CFR 50.72(a) (1) (i), Emergency Class Declaration
Time - Person (Reporting Time:+-4.1 h-0.171 days <br />-0.0244 weeks <br />-0.00562 months <br />)
Opened:	Leroy Purdy; 03:18 Jan 7, 2021
NRC Officer:	Brian Lin
Last Updated:	Jan 7, 2021
	55056 - NRC Website Loading map...
	v • d • e

Revision as of 00:10, 14 January 2021

@@ Line 16: / Line 16: @@
 | event date = 01/07/2021 01:24 CST
 | last update date = 01/07/2021
-| title = Unusual Event Declared Due to Rise in Drywell Unidentified Reactor Coolant System Leakage
+| title =
-| event text = "An Unusual Event was declared at Grand Gulf Nuclear Station at 0124 [CST] on 01/07/2021 due to Unidentified Drywell Leakage exceeding 10 GPM for 15 minutes. Unidentified leakage has reduced to less than 0.44 GPM as of 0213 CST on 01/07/2021."
+| event text =
-The cause of the increase leakage rate is under investigation.
-The licensee notified the NRC Resident Inspector.
-Notified DHS SWO, FEMA Operations Center, CISA Central, FEMA NWC (email), DHS Nuclear SSA (email), and FEMA NRCC SASC (email).
-* * * UPDATE ON 01/07/21 AT 0619 EST FROM LEROY PURDY TO BRIAN LIN * * *
-At 0356 CST, Grand Gulf Nuclear Station terminated the Unusual Event following plant parameters returning to normal.  The current leakage rate is 0.3 gallons per minute and stable.  The NRC Resident Inspector has been notified.
-Notified R4DO (Kozal), IRD MOC (Gott), NRR EO (Felts), DHS SWO, FEMA Operations Center, CISA Central, FEMA NWC (email), DHS Nuclear SSA (email), and FEMA NRCC SASC (email).
 | URL = https://www.nrc.gov/reading-rm/doc-collections/event-status/event/2021/20210108en.html#en55056
 }}
 {{ENS-Nav}}[[Category:Power Reactor]]

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Grand Gulf with 10 CFR 50.72(a)(1)(i), Emergency Class Declaration
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