ENS 52894

v t e ENS Event
20:06 Aug 9, 2017
Title	Technical Specification Required Shutdown for Reactor Coolant System Leakage
Event Description	On 8/9/17, a Unit 1 containment entry was made in order to investigate increased Reactor Coolant System (RCS) unidentified leakage. The team noted a through-wall leak from the tubing/socket weld area of 'C' Hot Leg Sample Valve. The sample valve and RCS pressure boundary were declared inoperable, and a 6-hour action statement to place Unit 1 in Hot Shutdown was entered at 1338 [EDT] hours as required by Technical Specification 3.1.C.3. At 1606 [EDT] hours on 8/9/17, Unit 1 shutdown was commenced, and at 1637 [EDT], Unit 1 was at Hot Shutdown. This report is being submitted pursuant to 10CFR50.72(b)(2)(i) as a result of power reduction required by Technical Specifications. Further, this report is being submitted pursuant to 10CFR50.72(b)(3)(ii)(A) for any event or condition that results in the condition of the nuclear power plant, including its principle safety barriers, being seriously degraded. The NRC Resident [Inspector] has been notified of this event and is on site. There was no radiation release associated with this event, nor were there any personnel injuries or contamination events.

ENS 52894 +/-
Where
Surry Virginia (NRC Region 2)
Reporting

10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown 10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded
Time - Person (Reporting Time:+-2.52 h-0.105 days <br />-0.015 weeks <br />-0.00345 months <br />)
Opened:	Alan Bialowas 17:35 Aug 9, 2017
NRC Officer:	Dong Park
Last Updated:	Aug 9, 2017
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v • d • e

v t e Emergency Notification System
Surry with 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown, 10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded
WEEKMONTHYEAR2017-08-09T20:06:00 [Table view]
[ENS list for Surry]

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