1. The Current Regulatory Agenda: An Update;Pontius;Jour. AWWA,1994
2. US Environmental Protection Agency Health Effects Research Laboratory Arsenic in Drinking Water Workshop, Research Triangle Park, N.C. 1994
3. All information on existing USEPA survey data taken from USEPA Science Advisory Board Drinking Water Committee, Draft Drinking Water Criteria Document on Arsenic 1993
4. D avis , M.K. R eich , K. T ikkanen , M. Nationwide and California Arsenic Occurrence Studies Proc. 1993 SEGH International Conference on Arsenic Exposure and Health Effects, New Orleans, La.