~6the U. S. Public Health Service at Oak Ridge. Repfesentatives ere. present from AEC, u, S, Public Health Service, Department of Defense (AF New York State Waterworks Commission, and the American Waterwork s Assccia~ tions. The meeting included discussions of the interim Progress R port sub- mitted iz the Gak Ridge research greup, and the following subjepts covered: were the problem Research on the decontamination of radioactive waters of radioactivity in water courses, reconcentration of radioactifity by + ‘ natural agents, water decontamination, anc instrumentation. sub ject Th report will be revised to include further stucies anc later isc official document for distribution by the Oak idge National L oratcry. It contains comprehensive data on decontamination studies end will be of considerable value to all waterworks engineers in the country, j n additicn to having wise applicetion in AEC operaticns, OF ARCHIVES