The ICRP dose limits for individual members of the public are presented in Table II. is given. No maxinun “somatically significant" dose for a population The genetic dose to the population should be kept to the mininun amount consistent with necessity and should not exceed 5 rems in 30 years from all sources other than natural background and medical procedures, No single type of population exposure should take up a disproportionate share of the total of the recommended dose linit. TABLE II ICRP DOSE LIMITS i ‘ Individuals Population Gonads, red 0.5 rem/yr - Skin, bone, thyroid 3.0 rems lyre! - Hands and forearms; feet and ankles 7.5 rems/yr - Other single organs 1.5 rems/yr - bone-marrow Genetic dose 3/ - 1/ For conditions and qualifications see ICRP Publication 9. 3/ See paragraphs 84, 85, and 86, ICRP Publication 9. 2/ 1.5 rems/yr to thyroid of children up to 16 years of age. 5 rems/30 yrs