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Federal
Safe Drinking Water Information System (SDWIS) 185 recent views
U.S. Environmental Protection Agency —
The Safe Drinking Water Information System (SDWIS) contains information about public water systems and their violations of EPA's drinking water regulations. -
Federal
Safe Drinking Water Information System - State System (SDWIS/State) 23 recent views
U.S. Environmental Protection Agency —
SDWIS/State is a data system that EPA is developing for states that will improve the quality of drinking water information. -
Federal
National Water Quality Standards Database (NWQSD)
U.S. Environmental Protection Agency —
The National Water Quality Standards Database (WQSDB) provides access to EPA and state water quality standards (WQS) information in text, tables, and maps. This data... -
Federal
National Contaminant Occurrence Database (NCOD)
U.S. Environmental Protection Agency —
NCOD is a repository of drinking water quality data to be made available to EPA decision makers and the public. -
Federal
Information Collection Rule Federal Database
U.S. Environmental Protection Agency —
The Information Collection Rule (ICR) Federal database includes research data from an 18-month study of disinfection byproducts and microbial contaminants.