PNO-V-89-023, on 890407,magnitude 4.6 Earthquake Occurred Near Newport Beach,Ca.Telephone Contact W/Univ of California Established That Reactor Shutdown Prior to Earthquake.Util Reported No Damage to Facility
| ML13331A321 | |
| Person / Time | |
|---|---|
| Site: | San Onofre, University of California - Irvine, 05000000 |
| Issue date: | 04/07/1989 |
| From: | Garcia E, Yuhas G NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V) |
| To: | |
| References | |
| PNO-V-89-023, PNO-V-89-23, NUDOCS 8904170037 | |
| Download: ML13331A321 (2) | |
PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE--PNO-V-89-23 Date: 4/07/89 This preliminary notification constitutes EARLY notice of events of POSSIBLE safety or public interest significance.
The information presented is as initially received without verification or evaluation, and is basically all that is known by Region V staff on this date.
FACILITY:
University of California Licensee Emergency Classification
-Irvine, Orange County, CA.
X Notification of Unusual Event DOCKET NO.
50-326 Alert
__Site Area Emergency General Emergency Southern California Edison Not Applicable SONGS UNIT 1, 2, 3 San Clemente, CA.
DOCKET NO. 50-206, 361, 362
SUBJECT:
EARTHQUAKE IN SOUTHERN CALIFORNIA.
At 1:07 P.M., PXT, on April 7, 1989, a magnitude 4.6 (Richter Open Scale) earthquake occurred near Newport Beach, California. -The earthquake was felt from Escondido (east of San Diego) to Hollywood, California.
Telephone contact with University of California, Irvine, 6 miles from the epicenter stablished that the reactor was shutdown prior to the earthquake.
Seismic detectors were actuated. The licensee reported that there was no damage to the facility.
San Onofre, located 27 miles from the epicenter, reported that seismic instruments.
were activated for Unit 1; the earthquake was physically felt at Units 2 and 3, but recording instruments did not activate (having a higher activation threshold than Unit 1).
Vibrations were sensed by the Units 2/3 turbine vibration monitors and loose parts monitoring systems, but o damage was reported.
The licensee declared an Unusual Event at 1:23.p.m. P T (based on activation of the Unit 1 seismic instruments),
notified state and local authorities, and initiated inspections of plant areas.
The dicensees report to the NRC Operations Center indicated that the Unusual Eent will likely be terminated after plant inspections are completed if no problems are identified.
The resident inspectors are following the licensee's actions.
There has been local media interest in the status of San Onofre.
The licensee and RV Region V have responded to media inquiries.
This information is current as of 2:30 P.M. PoT.
CONTAC T:
E. Garcia, FTS 493-3750, or G. P. Yuhas, FTS 493-3748.
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an nore.Th lieseadR Region V have responedomdaiqiis This iformaton-is-urren afD:3P..DT
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Date 04 89 Time 3:45 P.M. PDT Date 04-07-89 Time 4:00 P.M PDT Chairman Zech EDO RI INPO Comm. Roberts AEOD RII NSAC Comm. Carr PAO RIII LICENSEE Comm. Rogers SLITP RIV RESIDENT INSPECTOR Comm. Curtis NRR HQS. OPERATIONS OFFICER SECY.
NMSS CA.
ARM MAIL TO:
OGC OIA DOT: (Trans. Only, Applicable ACRS RES State)
GPA OIE RV FORM 211 Revised 8/19/87