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    • SDWISFED Drinking Water Data

    Metadata Updated: February 10, 2026

    SDWIS/FED is EPA's national regulatory compliance database for the drinking water program. It includes information on the nation's 160,000 public water systems and violations of drinking water regulations. Access aggregated information on all violations reported in an EPA region, state, and county since 1993 using the MS Excel PivotTables. These multidimensional tables contain aggregated information on water systems; violations reported by violation type and by contaminant/rule, and GPRA data, for each year since 1993; and current Envirofacts data. Sort, categorize, and analyze the data across several dimensions.

    Access & Use Information

    Public: This dataset is intended for public access and use. License: See this page for license information.

    Downloads & Resources

    No file downloads have been provided. The publisher may provide downloads in the future or they may be available from their other links.

    References

    https://edg.epa.gov/metadata/catalog/search/resource/details.page?uuid=%7B10CF7CDC-83C5-46FF-8581-342DD8ADE202%7D
    https://edg.epa.gov/metadata/rest/document?id=%7B10CF7CDC-83C5-46FF-8581-342DD8ADE202%7D

    Dates

    Metadata Created Date January 30, 2026
    Metadata Updated Date February 10, 2026
    Data Update Frequency irregular

    Metadata Source

    Harvested from EPA Non Geo Repository

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date January 30, 2026
    Metadata Updated Date February 10, 2026
    Publisher U.S. EPA Office of Water (OW) - Office of Ground Water and Drinking Water (OGWDW)
    Maintainer
    Identifier {10CF7CDC-83C5-46FF-8581-342DD8ADE202}
    Data First Published 2014-01-01
    Data Last Modified 2014-10-01
    Public Access Level public
    Data Update Frequency irregular
    Bureau Code 020:00
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://edg.epa.gov/data/nongeo_data.json
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Harvest Object Id 353798bb-bb2e-45aa-90c5-e7670a74c95b
    Harvest Source Id 9c1c2b5b-7925-4ca2-a663-ca2131653db1
    Harvest Source Title EPA Non Geo Repository
    License https://edg.epa.gov/EPA_Data_License.html
    Old Spatial -180.0,18.0,-66.0,72.0
    Program Code 020:072
    Related Documents https://edg.epa.gov/metadata/catalog/search/resource/details.page?uuid=%7B10CF7CDC-83C5-46FF-8581-342DD8ADE202%7D, https://edg.epa.gov/metadata/rest/document?id=%7B10CF7CDC-83C5-46FF-8581-342DD8ADE202%7D
    Source Datajson Identifier True
    Source Hash cf50af3e1b9f455678caa060bef0f3723f2a902f7cd18abc35c5b874272eb721
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -180.0, 18.0, -180.0, 72.0, -66.0, 72.0, -66.0, 18.0, -180.0, 18.0}

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