Published on Aug 5, 2020
Revision
20. Maximum Permissible Radiation Exposure


Part of the body

Occupational Exposure in Radiation workers

General Public Exposure

Whole body

(Effective dose)

Cumulative: 20 mSv/year averaged over 5 consecutive years;

Annual: 30 mSv in any single year

1 mSv/yr

Lens of eyes

(Equivalent dose)

150 mSv/yr (15 rem)

15 mSv/yr (15 rem)

Skin and Extremities (i.e, Hands and Feet)

(Equivalent dose)

500 mSv/yr (50 rem)

50 mSv/yr (5 rem)

  • During pregnancy, MPD is 5 mSv (0.5 rem) and should not excees 0.5 mSv (0.5 rem) in any single month
  • For pregnant radiation workers, after declaration of pregnancy 1 mSv (0.1 rem)  on the embryo/fetus should not be exceeded

Source: https://www.aerb.gov.in/english/radiation-protection-principle

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