ML14195A496: Difference between revisions
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{{#Wiki_filter:July 14, 2014 | {{#Wiki_filter:July 14, 2014 PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE - PNO-II-14-005 | ||
Facility Licensee Emergency Classification South Carolina Electric & Gas (SCE&G) ___ Notification of Unusual Event V.C. Summer, Unit 1 ___ Alert Columbia, SC ___ Site Area Emergency Docket: 50-395 ___ General Emergency _X_ Not Applicable | |||
This preliminary notification constitutes EARLY notice of events of POSSIBLE safety or public interest significance. Some of the information may not yet be fully verified or evaluated by the Region II staff (Atlanta, GA) | |||
Facility Licensee Emergency Classification South Carolina Electric & Gas (SCE&G) ___ Notification of Unusual Event V.C. Summer, Unit 1 ___ Alert Columbia, SC ___ Site Area Emergency Docket: 50-395 ___ General Emergency | |||
_X_ Not Applicable | |||
==SUBJECT:== | ==SUBJECT:== | ||
SHUTDOWN GREATER THAN 72 HOURS DUE TO LEAKING PRESSURIZER SAFETY VALVE On July 13, 2014, V.C. Summer Nuclear Station (VCSNS), Unit 1 identified that a pressurizer safety valve was leaking by. Operators referred to appropriate response procedures, staffed the incident response team to review the event, and proceeded with an orderly plant shutdown. | SHUTDOWN GREATER THAN 72 HOURS DUE TO LEAKING PRESSURIZER SAFETY VALVE | ||
On July 13, 2014, V.C. Summer Nuclear Station (VCSNS), Unit 1 identified that a pressurizer safety valve was leaking by. Operators referred to appropriate response procedures, staffed the incident response team to review the event, and proceeded with an orderly plant shutdown. | |||
The Technical Specification limit for identified reactor coolant system (RCS) leakage (10 gpm) was not exceeded. The plant is currently in hot shutdown (Mode 4) with RCS cooldown and depressurization in progress to cold shutdown (Mode 5) in order to replace the affected pressurizer safety valve. | The Technical Specification limit for identified reactor coolant system (RCS) leakage (10 gpm) was not exceeded. The plant is currently in hot shutdown (Mode 4) with RCS cooldown and depressurization in progress to cold shutdown (Mode 5) in order to replace the affected pressurizer safety valve. | ||
The NRC resident inspectors are closely | |||
This preliminary notification is issued for information only. | The NRC resident inspectors are closely moni toring the licensee's evaluation and repair activities. | ||
Region II received initial notification of this occurrence by telephone call from the licensee at approximately 4 p.m. EDT on July 13, 2014. South Carolina officials have been notified. The information presented herein has been discussed with the licensee and is current as of 1:00 p.m. on July 14, 2014. ADAMS Access Number: ML14195A496 | |||
This preliminary notification is issued for information only. | |||
Region II received initial notification of this occurrence by telephone call from the licensee at approximately 4 p.m. EDT on July 13, 2014. South Carolina officials have been notified. The information presented herein has been discussed with the licensee and is current as of 1:00 p.m. on July 14, 2014. | |||
ADAMS Access Number: ML14195A496 Contact: Michael F. King Jim Reece (404) 997-4511 (803) 345-5683 Michael.King2@nrc.gov James.Reece@nrc.gov}} |
Latest revision as of 13:25, 1 July 2018
ML14195A496 | |
Person / Time | |
---|---|
Site: | Summer |
Issue date: | 07/14/2014 |
From: | King M F, Reece J E NRC/RGN-II/DRP/RPB5 |
To: | |
References | |
PNO-II-14-005 | |
Download: ML14195A496 (1) | |
Text
July 14, 2014 PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE - PNO-II-14-005
This preliminary notification constitutes EARLY notice of events of POSSIBLE safety or public interest significance. Some of the information may not yet be fully verified or evaluated by the Region II staff (Atlanta, GA)
Facility Licensee Emergency Classification South Carolina Electric & Gas (SCE&G) ___ Notification of Unusual Event V.C. Summer, Unit 1 ___ Alert Columbia, SC ___ Site Area Emergency Docket: 50-395 ___ General Emergency
_X_ Not Applicable
SUBJECT:
SHUTDOWN GREATER THAN 72 HOURS DUE TO LEAKING PRESSURIZER SAFETY VALVE
On July 13, 2014, V.C. Summer Nuclear Station (VCSNS), Unit 1 identified that a pressurizer safety valve was leaking by. Operators referred to appropriate response procedures, staffed the incident response team to review the event, and proceeded with an orderly plant shutdown.
The Technical Specification limit for identified reactor coolant system (RCS) leakage (10 gpm) was not exceeded. The plant is currently in hot shutdown (Mode 4) with RCS cooldown and depressurization in progress to cold shutdown (Mode 5) in order to replace the affected pressurizer safety valve.
The NRC resident inspectors are closely moni toring the licensee's evaluation and repair activities.
This preliminary notification is issued for information only.
Region II received initial notification of this occurrence by telephone call from the licensee at approximately 4 p.m. EDT on July 13, 2014. South Carolina officials have been notified. The information presented herein has been discussed with the licensee and is current as of 1:00 p.m. on July 14, 2014.
ADAMS Access Number: ML14195A496 Contact: Michael F. King Jim Reece (404) 997-4511 (803) 345-5683 Michael.King2@nrc.gov James.Reece@nrc.gov