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District of Columbia Drinking Water

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In our Nation's capital of Washington, DC, the EPA mid-Atlantic Regional office takes an active role working with the District of Columbia government and the Washington Aqueduct Division of the US Army Corps of Engineers to ensure the safety of the public water supplies.

Information on Recent Testing for Perchlorate (2 pp 15K), About PDF)

Compliance Reports for public water systems in the District of Columbia are submitted annually. (All of the reports below are in pdf format. If you have difficulty accessing the information in these, please contact Wendy Gray (gray.wendy@epa.gov) or 215-814-5673.)

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