ope A survey of external gamma radiation levels should be made of the Bikini-Eneu complex every other year beginning one yeer after the population returns. Radiation levels for the village area and for each family residence must be determined. Values for other work areas and beach areas should be determined. In order to provide for an additional later determination of proper disposition of other islands in the atoll, another - gurvey should be scheduled for these islands in five years following population return. - RANBbsus.