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SBC: HydroTech Engineering Topic: N/A
Arsenic contamination of groundwater is a problem facing many areas of the United States and the rest of the world. This problem has been highlighted by the U.S. Environmental Protection Agency¿s decision to mandate reductions in the acceptable level of arsenic in drinking water from 50 ppb to 10 ppb by the year 2006. In South Dakota alone, 18.6 percent of small and rural water supply systems w ...SBIR Phase I 2003 Environmental Protection Agency