Data Download

Latest date with data

2020

Expected update frequency

Every year

Locations available for download

Delaware, County, City, Zip Code, State Senate District, State House District, Census Tract, Neighborhood, Census Block Group

Description

Drinking water quality metrics for various water contaminants (analytes)

Citation

Safe Drinking Water Information System (SDWIS) Federal Reporting Services. https://www.epa.gov/ground-water-and-drinking-water/safe-drinking-water-information-system-sdwis-federal-reporting

Public water sources and the populations they serve are identified as points in this dataset; private well populations are derived as total_population - public_water_population

Data Download (.csv)

Select a geography type for the data you would like to download. All indicators will be included for all timeframes to date.

Appears on

This dataset appears on the following pages:

Private Drinking Water (Wells)
Public Drinking Water

Data Source

United States Environmental Protection Agency