PNO-IV-87-029, on 870618,151 Days of Continuous Operation Terminated Due to Reactor Scram on High Water Level in Reactor Vessel.Licensee Investigating Cause.Plant to Be Shut Down for 7 Days for Maint Activities

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PNO-IV-87-029:on 870618,151 Days of Continuous Operation Terminated Due to Reactor Scram on High Water Level in Reactor Vessel.Licensee Investigating Cause.Plant to Be Shut Down for 7 Days for Maint Activities
ML20215G784
Person / Time
Site: River Bend Entergy icon.png
Issue date: 06/18/1987
From: Bennett W
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
To:
References
PNO-IV-87-029, PNO-IV-87-29, NUDOCS 8706230386
Download: ML20215G784 (1)


June 18, 1987 PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE -- PN0-IV-87-29 This preliminary notification ecastitutes EARLY notice of events of POSSIBLE safety or public interest significance. The information is as initially received without verification or evaluation, and is basically all that is known by the Region IV staff on this date.

FACILITY: Gulf States Utilities Licensee Emergency Classification:

River Bend Station Notification of Unusual Event St. Francisville, Louisiana Alert DN: 50-458 Site Area Emergency General Emergency X Not Applicable

SUBJECT:

REACTOR SCRAM At 3:22 a.m. (CDT) on June 18, 1987, 151 days of continuous operation was terminated due to a reactor scram on high water level in the reactor vessel.

The licensee is presently investigating the cause(s) for the high level. All systems operated normally during the scram and the reactor is being maintained in hot standby. The licensee will be taking the plant to cold shutdown to perform maintenance activities. The plant is estimated to shut down for 7 days.

Neither the licensee nor the NRC plans to issue a press release.

The state of Louisiana will be informed.

Region IV received notification of this occurrence by telecon from H00 at 5:45a.m.(CDT). Region IV has informed NRR/SP/PA.

This information has been confirmed with a licensee representative.

CONTACT: W. R. Bennett, FTS 728-8221 DISTRIBUTION:

MAIL:

H. St. MNBB E/W Willste ADRIDMB(Original)

Chairman Zech ED0 OIA NMSS D0T:(Trans only)

Conn. Bernthal PA AE0D RES Comm. Roberts OGC VIB FAX:

Comm. Asselstine MPA OE TfF0 Comm. Carr NSAC ACRS SP (Air SECY Phillips Rights) .

CA NRR Rf,I PDR DCS NRC OC L IC ENSEE----

Regional Offices (ReactorLicensee)

D:DRSP N RA (Q transmitted via 5520 EHJohnson:cs RDMaFt/n 6/18/87 - jc (11:00) 6/18/87 6/18/87  ;

8706230386 e70618 N-1 7-029 PDR Ql