North Anna calibrates these semi-annually based on ANSI N323-1978.

Barbara J. Thompson
Supervisor of Exposure Control
Dominion - North  Anna Power Station
Email:  [email protected]
Phone:  540-894-2605
Beeper: #3469
FAX:  540-894-2408



From: [email protected] [mailto:[email protected]] On Behalf Of 
Creamer, Charles E
Sent: Thursday, November 18, 2010 6:09 PM
To: [email protected]
Subject: Powernet: PCM / PM Calibration Frequency

What is your calibration frequency for PCMs/PMs (Personnel Contamination 
Monitors and Portal Monitors) and what is the basis for that frequency.

  ___________________________
        Chuck Creamer
           Charles E. Creamer
        Health Physicist
        Tennessee Valley Authority
        Browns Ferry Nuclear Plant
        P.O. Box 2000 (Mail Stop NAB-1G-BFN)
        Decatur, Al. 35609-2000
        Phone: 256-729-2983
        Fax:  256-729-3101
        Pager: 1-800-323-4853, pin 30-053
          mailto:[email protected]



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