Reducing Radiation Exposure to the
Citizens of North Carolina
North Carolina Department of Environment and Natural Resources

N. C. Regulations for Protection Against Radiation

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15A NCAC 11 .1606          EXTERNAL DOSE FROM AIRBORNE RADIOACTIVE MATERIAL

Licensees shall, when determining the dose from airborne radioactive material, include the contribution to the deep-dose equivalent, eye dose equivalent, and shallow-dose equivalent from external exposure to the radioactive cloud.  Airborne radioactivity measurements and DAC values shall not be used as the primary means to assess the deep-dose equivalent when the airborne radioactive material includes radionuclides other than noble gases or if the cloud of airborne radioactive material is not relatively uniform. The determination of the deep-dose equivalent to an individual shall be based upon measurements using instruments or individual monitoring devices.

 

History Note:        Authority G.S. 104E-7(a)(2);

Eff. January 1, 1994.

 
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