ENS 52523

v t e ENS Event
17:00 Jan 31, 2017
Title	Reactor Coolant Pressure Boundary Piping Defect
Event Description	At 1200 [EST] on January 31, 2017, during investigation of potential 1B2 Reactor Coolant Pump seal degradation, a through wall defect was identified on Class 1 piping servicing the Lower Seal Heat Exchanger, which is part of the Reactor Coolant Pressure Boundary (RCPB). The reactor is presently in Mode 3 with decay heat being removed by the atmospheric steam dump valves. The plant is being maneuvered to Mode 5 to affect appropriate repairs. The licensee has notified the NRC Resident Inspector.

ENS 52523 +/-
Where
Saint Lucie Florida (NRC Region 2)
Reporting

10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded
Time - Person (Reporting Time:+-1.35 h-0.0563 days <br />-0.00804 weeks <br />-0.00185 months <br />)
Opened:	Brian Kelly 15:39 Jan 31, 2017
NRC Officer:	Dong Park
Last Updated:	Jan 31, 2017
52523 - NRC Website
v • d • e

v t e Emergency Notification System
Saint Lucie with 10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded
WEEKMONTHYEAR2024-01-03T17:57:00 [Table view]
[ENS list for Saint Lucie]

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