Safe Drinking Water Information System (SDWIS) Federal Reports Advanced Search Tool

A database where EPA has compiled data on public drinking water systems and whether they have certain drinking water violations. This data is collected by the states and given to the EPA.

This dataset is associated with the following publication:
Pennino, M., J. Compton, and S. Leibowitz. Trends in Drinking Water Nitrate Violations Across the United States. ENVIRONMENTAL SCIENCE & TECHNOLOGY. American Chemical Society, Washington, DC, USA, 13450-13460, (2017).
Organization: U.S. Environmental Protection Agency
Organization URL: https://catalog.data.gov/organization/epa
Last updated: 2017-06-30
Tags: Clean Water Act, contaminants in water systems, drinking water, maximum contaminant level, nitrate, nitrate in groundwater, public water systems, surface water, violation