ENS 55040

v t e ENS Event
20:39 Dec 17, 2020
Title	Accumulator Discharge Valves Isolated with Plant Greater than 1000 Psig
Event Description	On December 17, 2020 at 1539 EST, with Harris Nuclear Plant Unit 1 preparing for entry into Mode 4, the Reactor Coolant System was pressurized greater than 1000 psig for approximately 15 minutes with all three Cold Leg Injection Accumulator Discharge Valves closed. This event is being reported as an eight-hour, non-emergency notification per 10 CFR 50.72(b)(3)(v)(D). Both Low Head and High Head Safety Injection Systems were operable at this time. This condition does not affect the health and safety of the public or plant personnel. The NRC Resident Inspector has been notified.

ENS 55040 +/-
Where
Harris North Carolina (NRC Region 2)
Reporting

10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident
Time - Person (Reporting Time:+1.4 h0.0583 days <br />0.00833 weeks <br />0.00192 months <br />)
Opened:	Paul Houseworth 22:03 Dec 17, 2020
NRC Officer:	Howie Crouch
Last Updated:	Dec 17, 2020
55040 - NRC Website
v • d • e

v t e Emergency Notification System
Harris with 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident
WEEKMONTHYEAR2022-10-28T00:50:00 [Table view]
[ENS list for Harris]

Navigation menu