PNO-II-15-001

PNO-II-15-001A - Shutdown Greater than 72 Hours Due to Increased Primary Coolant Leakage

ML15054A381
Person / Time
Site:	Saint Lucie
Issue date:	02/23/2015
From:	Thomas Morrissey, Stamm E J NRC/RGN-II
To:
References
PNO-II-15-001A
Download: ML15054A381 (1)

February 23, 2015 PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE - PNO-II-15-001A

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 NextEra Energy ___ Notification of Unusual Event St. Lucie, Unit 2 ___ Alert Port St. Lucie, FL ___ Site Area Emergency Docket: 50-389 ___ General Emergency

_X_ Not Applicable

SUBJECT:

UPDATE - SHUTDOWN GREATER THAN 72 HOURS DUE TO CONDENSER TUBE LEAK This preliminary notification (PN) provides an update to PNO-II-15-001 which addressed a February 15, 2015, Unit 2 shutdown due to a secondary chemistry alarm that resulted from a condenser tube leak.

The licensee plugged the leaking tubes within the condenser and performed the necessary actions to clean the secondary such that chemistry is within the appropriate levels. The unit was restarted on February 18, 2015, and reached 100% rated thermal power on February 20, 2015.

This preliminary notification is issued for information only.

Region II received initial notification of this occurrence through the resident inspectors who had been monitoring licensee actions. The information presented herein has been discussed with the licensee, the State of Florida and is current as of 10:30 a.m., February 23, 2015.

ADAMS Accession Number: ML15054A381 Contact: Eric Stamm Thomas Morrissey (404) 997-4575 (772) 464-7822 Eric.Stamm@nrc.gov Thomas.Morrissey@nrc.gov