ML20087B741

Ro:On 710201,radwaste Release Monitor Was Removed from Svc. Corrective Action Consisted of Reiterating to All Technicians,Importance of Following Detailed Procedures

ML20087B741
Person / Time
Site:	Robinson
Issue date:	02/09/1971
From:	Utley E CAROLINA POWER & LIGHT CO.
To:	Morris P US ATOMIC ENERGY COMMISSION (AEC)
References
NUDOCS 8403090355
Download: ML20087B741 (1)

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Carolina Power & Light Company Ralei;;h, North Carolina 27602 February 9, 1971 M m O -

!S Dr. Peter A. Morris

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Division of Reactor Licensing Y ggc f'DI: Qy

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U. S. Atomic Energy Commission [ 4 Washington, D. C. 20545 ,:, ,'-

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FACILITY LICENSE NO. DPR-23 DOCKET No. 50-261

Dear Dr. Morris:

It is reported that Carolina Power & Light Company failed to comply in all respects with the requirements as outlined in Section 3.9.1.4b of the II. B. Robinson Unit No. 2 Technical Speci-fications.

At approximately 1:00 p.m. on February 1,1971, the radioactive liquid waste release monitor was removed from service during a liquid waste release from a monitor tank. The liquid waste release monitor was removed from service by a technician in anticipation of removing the detector volume chamber for cicaning. d jc Approximately 300 gallons of liquid was released while the monitor 36' jAgf was inoperabic. Analysis prior to the release and following the a unmonitored release were as follows: p q u'"

Beforg After dim Unidentified B-Gamma Micro ci/cc 3.93 x 10 -2 4.24 x 10 -2

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2\ Y Tritium Micro ci/cc 1.17 x 10 1.11 x 10 Corrective action consisted of reiterating to all technicians the importance of following in detail administrative procedures requiring coordination.with the Shift Senior Operator.

The incident was reported.to Compliance, Region II and was the subject of a Plant Nucicar Safety Committee meeting.

J- NBB/dds Yours very truly, -

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E. E. Uticy f

Manager Generation & System Operations g -

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Carolina Power & Light Company Raleigh, North Carolina 27602 i

February 9,1971 N Co

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Division of Reactor Licensing Y' U. S. Atomic Energy Commission / 'O.t l Washington, D. C. 20545 g i.% ..,

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/b l-FACILITY LICENSE NO. DPR-23 DOCKET NO. 50-261 -

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Dear Dr. Morris:

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ItisreportedjthatCarolinaPower&LightCompanyfailed to comply in all respects with the requirements as outlined in

• Section 3.9.1.4b of the H. B. Robinson Unit No. 2 Technical Speci-fications.

At approximately 1:00 p.m. on February 1,1971, the radioactive liquid waste release monitor was removed from service during a liquid waste release from a monitor tank. The liquid vaste release monitor was removed from service by a technician {

in anticipation ol reDVitfir the detector volume chamber for cleaning.

• Approximately 300 gallons of liquid was released while the monitor was inoperable. Analysis prior to the release and following the unmonitored release were as follows:

4 Beforg After

-6 Unidentified B-Gamma Micro ci/cc 3.93 x 10 ~

4.24 x 10 -

Tritium Micro ci/cc 1.17 x 10 1.11 x 10"#

Corrective action consisted of reiterating to all technicians  ;

l the importance of following in detail administrative procedures requiring .

coordination with the Shift Senior Operator.  !

The incident was reported to Compliance, Region II and was j the subject of a Plant Nuclear Safety Committee meeting. ~

NBB/dds f a)

Yours very truly, 4

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ts , ce 101971 > -5 E. E. Utley

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Manager Generation & System Operations

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