te DRAFT seurse.: It sable thet the information used in davaloping the getdenee: wes primartty ter. qutating. sites: of contamination and little real attention hes been: paid te what new seems to be the primary usefulness of the guidance. This: guidance hes been in preparation for about ten years and there have been changes. In policy in the EPA that should de considered before these numbers are accepted. A noteworthy example is the taik by Mr. Ruckelshags before the Natiooal Academy of Sciences proclaiming the policy of the EPA to use the best science avaitebie in providing their regulations. We do not belteve that the preseat limiting numbers represent a truly scientific approach to guearally applicable standards. Perhaps the results of the recently appointed subcommittee of the EPA Sefentific Advisory Board will’ be applicable ta this af quideadca. ‘ We de Rave a number of objections to tris draft guidance. The 00€ questions ithe wide range ef liaits in recently issued or proposed EPA reguiations for the pretection ef the public from radiation. This draft guidance edds anether sat of values to the var tous anes accepted by the EPA, In fact, the use of arade rather than mrems, as in the other standards, sets - Qh?s ose apagt, from the ethers leading to tnconsistency tn units as well as in risk values. Earlier we referred te a shift in the prabable application of this quidames from present sites to future accidents. However, the background studies leading te this guidance have paid little attention to thts aspect of {ts use. There are, for example, no analyses of the cost and practicality of the values given. In particular, the potential political problems caused by these low values if the accident occurs on foreign soi? have not been addressed. The current guidance is now about seven years old. Much has Ca