ENS 55421

v t e ENS Event
13:05 Aug 20, 2021
Title	Auxiliary Building Gas Treatment Systems Inoperable
Event Description	At 0905 EDT, it was discovered both trains of Auxiliary Building Gas Treatment System (ABGTS) were simultaneously INOPERABLE due to the auxiliary building secondary containment enclosure (ABSCE) being inoperable; therefore, this condition is being reported as an eight-hour, non-emergency notification per 10 CFR 50.72(b)(3)(v). There was no impact on the health and safety of the public or plant personnel. The NRC Resident Inspector has been notified. ABSCE and ABGTS were returned to operable.

ENS 55421 +/-
Where
Sequoyah Tennessee (NRC Region 2)
Reporting

10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material
Time - Person (Reporting Time:+2.92 h0.122 days <br />0.0174 weeks <br />0.004 months <br />)
Opened:	Jeffery Blaine 16:00 Aug 20, 2021
NRC Officer:	Thomas Kendzia
Last Updated:	Aug 20, 2021
55421 - NRC Website
v • d • e

v t e Emergency Notification System
Sequoyah with 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident, 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material
WEEKMONTHYEAR2021-08-20T13:05:00 [Table view]
[ENS list for Sequoyah]

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