ABSTRACT

Unfortunately the study is not yet finished, so that although

I draw very heavily on the committee's documents, this paper

and the opinions expressed are solely my own.^ No one else

should be blamed.);

3. A conclusion based on this review, and influenced

by some prominent people in the field whose advice seems to

^1 am particularly indebted to the NAS/NRC Safe Drink­ ing Water Committee professional staff: Dr. Riley Housewright, Peter Pearman, Dr. Robert Golden; to the EPA officers, Dr. Joseph Cotruvo and Dr. Shelley Williamson; and to my col­ leagues, Dr. Ian Higgins, Dr. George Hutchinson, and Dr. Malcolm Pike for background information, discussion, criti­ cism, comment, and warnings.