PNO-III-86-036, on 860314,sabotage Threats Prompted Upgrade of Security Measures.Security Actions Reviewed by Region Iii.Plant Resumed Operations on 860415 After First Refueling Outage Which Began on 860228

PNO-III-86-036:on 860314,sabotage Threats Prompted Upgrade of Security Measures.Security Actions Reviewed by Region Iii.Plant Resumed Operations on 860415 After First Refueling Outage Which Began on 860228

ML20203D405
Person / Time
Site:	Callaway
Issue date:	04/15/1986
From:	Forney W, Lerch R, Warnick R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
To:
References
PNO-III-86-036, PNO-III-86-36, NUDOCS 8604220102
Download: ML20203D405 (1)

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47/?8 PRELIMINARY NOTICICATION OF EVENT OR UNUSUAL OCCURRENCE--PNO-III-86-36 Date April 15, 1986 This preliminary notification constitutes EARLY notice of events of POSSIBLE safety cr public interest significance. The information is as initially received without virification or evaluation, and is basically all that is known by the Region III staff on this date.

Facility: Union Electric Company Callaway Nuclear Plant Licensee Emergency Classification:

Steedman, M0 65077 Notification of an Unusual Event Alert Docket No: 50-483 Site Area Emergency General Emergenc XX Not Applicable

Subject:

RESTART FOLLOWING REFUELING OUTAGE The plant resumed operation at 4:15 a.m., April 15, 1986, following its first refueling cutage, which had begun February 28, 1986. The Senior Resident Inspector was in the control rcom and witnessed criticality. Region III (Chicage) management representatives were onsite prior to startup and reviewed the licensee's readiness to start up. Activities during the outage included several modifications to enhance the plant's reliability and the installation of additional instrumentation for radiation level monitoring and for recording of r: actor conditions.

Region III security inspectors have reviewed the licensee's actions in response to sabotage threats received by the licensee during the outage (reference PN0-III-86-22 and 22A). There hava been no additional threats since March 14, 1986, and no abnormal conditions have been cbs:rved. The licensee took prompt action to upgrade its security measures at the plant and has continued a heightened security awareness.

Th:re has been some news media interest in the threats and in the plant's resumption of op2 rations.

The State of Missouri will be informed.

This information is current as of 2 p.m., April 15, 1986.

Oh CONTACT: R. Lerch W. Forney R. Warnick FTS 388-5779 FTS 388-5590 FTS 388-5575 DISTRIBUTION:

H. St. ED0 NRR E/W Willste Mail: ADM:DMB Chairman Palladino PA IE NMSS D0T:Trans only Comm. Zech ELD OIA RES Comm. Bernthal AE0D Comm. Roberts Comm. Asselstine SP 32/(j Regional Offices ACRS SECY INP0 3.L/M NSAC 3. @/

CA RIII Resident Office PDR Licensee: 3.SD (Corp. Office - Reactor Lic. Only) t 0 l 8604220102 860415 Region III PDR I&E PNO-III-86-036 PDR Rev. November 1985

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