PNO-IV-89-045, on 890703,earthquake Near Tremonton,Ut Occurred.Earthquake Safety Interlocks Did Not Trip & No Damage Occurred

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PNO-IV-89-045:on 890703,earthquake Near Tremonton,Ut Occurred.Earthquake Safety Interlocks Did Not Trip & No Damage Occurred
ML20246D066
Person / Time
Site: Idaho State University, 05000000, 05000072, University of Utah
Issue date: 07/05/1989
From: Murray B
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
To:
References
PNO-IV-89-045, PNO-IV-89-45, NUDOCS 8907110228
Download: ML20246D066 (1)


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July 5, 1989 l

, ,PREllMlNARY'NOT!FICAT10NOFEVENTORUNUSUALOCCURRENCE--PNO-IV-89-45 3

~

This. preliminary notification' constitutes 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.

FACILITIES: University of Utah Licensee Emergency Classification:

50-072 and 50-407 Notification of Unusual Event j Alert

. Idaho State University Site Area Emergency R 50-284 General Emergency i X Not Applicable I

SUBJECT:

EARTHQUAKE NEAR TREMONTON, UTAH At 6:44 p.m., MST, on July 3, 1989, an earthquake registering 4.5'on the ,

Richter scale occurred near Tremonton, Utah, which is located about 75 miles '

north of. Salt Lake City, Utah. Region IV contacted Idaho State University, which  ;

has an AGN-201 reactor, and University of Utah, which has both an AGN-201 and a i TRIGA Mark I reactor, to determine if the earthquake had any affect on the reactor facilities. Both licensees reported that the earthquake safety interlocks on the AGN-201 reactors did not trip and that no damage occurred to the facilities. There are no uranium mill licensees in that area, and the Region IV Uranium Recovery Field Office in Denver, Colorado, has not received any

, reports regarding the earthquake from uranium mill licensees.

Neither'the licensees nor the NRC plan to issue a press release.

The states of Utah and Idaho will be informed.

Region IV received notification of this occurrence by the Headquarters Operations Officer at 7:30 p.m. , CST, on July 3,1989.

This information is current as of 11:00 a.m., CST, July 5,1989.

CONTACT: Blaine Murray, FTS 728-8126.

-DISTRIBUTION:

OWFN NMBB NL MAIL: DCS (Orig. IE34)

Chmn. Zech SECY NMSS AEOD RES- DOT (Transp. Only)

Comm.' Roberts CA NRR ARM /

Comm. Carr OGC OIA OGC FAX: (5520: 7 / */89 @ doo Comm. Rogers GPA DI INPO Regions & HQ)

Comm. Curtiss PA SLITP H-St PDR ACRS EDO DE PDR NSAC EW-W RRI ASLAP NRC Ops Ctr Licensee (Reactor)

RIV:D:DRSS RA e BBeach/s1r RM tin 4 7/5/89 7/5/89 y h

i es 8907110228 890705 PLR - I 8<E PNO-IV-89-045 PDC