ML20084Q787

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Telecopy Ro:Based on Iodine Sample at Reactor Bldg Vent Stack,Release Rate Determined to Be at Least 102 % of Tech Specs Limit.Caused by Minor Leak & Increase in Coolant Iodine.Vent Sys Isolated
ML20084Q787
Person / Time
Site: Quad Cities 
Issue date: 10/01/1973
From: Kalivianakis N
COMMONWEALTH EDISON CO.
To: James Keppler
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML20084Q697 List:
References
NUDOCS 8306140133
Download: ML20084Q787 (2)


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50-254 DPR29 APENDIX A SECTION 1.0. A.2 3.0.B.3.8 6.6.B BASED ON THE IODINE SAMPLE AT THE UNIT 1 REACTOR BLDG DENTSTACK 4F973 O

THE RELEASE RATE FOR THAT DATE WAS DETERMINED TO BE AT LEAST g

102 PERCENT OF THE TECHINCAL SPECIFICATIONS LIMIT OF SECTION 3.8.B.3.A THE RELEASE IS ATTRIBUTED TO MINOR LEAK AN AN INCREASED O INC00LANT IODINE TO ABOUT 10 PERCENT OF THE LIMIT OF SECTA0N g

3.6.C.! THE VENT SYSTEM WAS ISOLATED AT 2100 ON THE 30TH WHEN THE CAN INDICATED AN INCREASING RELEASE RATE DURING A NIT STARTUP O

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TELEPHONE GLEN ELLYN. ILLINO:s 60137 (312) ass-zeso A.

RO Inspection Report No.

Transmittal Date Distribution:

Distribution:

R0 Chief, FS&EB R0 Chief, FS&EB RO:HQ (5)

RO:HQ (4)

DR Central Files L:D/D for Fuel & Materials Regulatory Standards (3)

DR Central Files Licensing (13)

B.

RO Inquiry Report No.

Transmittal Date Distribution:

Distribution:

R0 Chie f, FS&EB R0 Chief, FS&EB RO:HQ (5)

RO:HQ DR Central Files DR Central Files Regulatory Standards (3)

Licensing (13)

C.

Incident Notification From: Commonwealth Edison Co.

50-254 (Licensee & Docket No. (or License No.)

Transmittal Date

October 2. 1973 Distribution:

Distribution:

RO Chie f, FS&EB R0 Chief, FS&EB RO:HQ (4)

RO:HQ (4)

Licensing (4)

L:D/D for Fuel & Materials DR Central Files DR Central Files R0 Files