PNO-I-82-042, on 820611,spent Resin Found on Ground Near Turbine Bldg.Roofs of Turbine,Reactor,Offgas & Retube Bldgs Contaminated.No Personnel or Offsite Locations Contaminated. Source of Resin Under Investigation

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PNO-I-82-042:on 820611,spent Resin Found on Ground Near Turbine Bldg.Roofs of Turbine,Reactor,Offgas & Retube Bldgs Contaminated.No Personnel or Offsite Locations Contaminated. Source of Resin Under Investigation
ML20054F838
Person / Time
Site: Pilgrim
Issue date: 06/11/1982
From: Brunner E, Elsasser
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
To:
References
PNO-I-82-042, NUDOCS 8206170377
Download: ML20054F838 (1)


4 DCS No: 50293-820611 Date: June 11, 1982 PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE--PNO-I-82-42 This preliminary notification constitutes EARLY notice of events of POSSIBLE safety or public interest significance. The information is as initially received without verifi-cation or evaluation,im Pilgr Nuclear Power Stationand is basically all that is known by the Region I staff on this d Facility: Plymouth, Massachusetts Licensee Emergency Classification:

DN 50-293 Notification of Unusual Event Alert Site Area Emergency General Emergency

^ Not Applicable

Subject:

RELEASE OF SPENT RESIN At approximately 1300 on June 11, 1982 spent resin was found on the ground near the Turbine Building. Subsequent surveys identified contamination of the roofs of the Turbine, Reactor, Off-Gas and Re-Tube Buildings. Contamination was also found on the ground within the site controlled areas. Contamination levels ranged from 20-30,000 dpm/100 cmz with maximum contamination of up to 100,000 dpm/100 cm'. Gamma isotopic analysis of the resin identified primarily long lived radionuclides (Co-60, Cs-137, Cs-134 and Mn-54).

No contamination was identified off-site or in storm drains. All personnel are being frisked prior to exiting the site and no personnel contamination has been identified.

The resin may have been released through the reactor building vent duct which exhausts to the atmosphere ag an elevation of approximately 100 ft. The licensee has found approximately 10 ft of resin in the Standby Gas Treatment System inlet plenum. The source of the resin is being investigated. Three radiation specialists have been dispatched to the site to evaluate the radiological aspects of the occurrence.

Media interest is expected due to public interest in the facility. The licensee is considering issuing a press release. The NRC does not plan to issue a press release but will respond to media inquiries. The Commonwealth of Massachusetts has been informed.

{ This PN is current as of 4:45 P.M., June 11, 1982.

1 CONTACT: Elsasser Brunner 488-1235 488-1225 DISTRIBUTION: Mpcyr H. St. MNBB Phillips @ E/W Willste Mail: ADM:DMB

Chairman Pal',adino EDO NRR 6p/%2 IE NMSS DOT
Trans. Only Comm. Gilinsky PA OIA RES Comm. Ahearne MPA AE00 Comm. Roberts ELD ACRS Air Rights INPO SECY SP NSAC CA PDR Regional Offices TMI Resident Section 5':)cZ- (/vd2 RI Resident Office f: # , , ,

8206170377 820611 N 2.

PDR ILE Licensee:

PNO-I-82-042 PDR (Reactor Licensees)

Region I Form 83

(Rev. May 19S2) g6Y

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