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Water Quality Regulations

Notice of Proposed Rulemaking & Public Comment Period - Water Quality Standards
DOEE invites the public to comment on the proposed water quality standards (WQS). Before the final water quality standards are promulgated, DOEE will conduct an analysis of the environmental, technological, institutional, and socio-economic impacts of applying and enforcing the proposed standards. The public is invited to present information and comments. Comment period ends on November 15, 2017. Read More>>

Most Requested Rules and Regulations

Action to Amend the Ban on Swimming in the Potomac River

Water Quality Regulatory and Legislative Affairs

Resources for Businesses

Total Maximum Daily Load (TMDL) Documents

On September 21, 2010, the U.S. Environmental Protection Agency approved a new joint Total Maximum Daily Load (TMDL) to limit trash in the Anacostia River in both the District of Columbia, and the state of Maryland, making the Anacostia the first interstate river in the nation with such a Clean Water Act trash limit.

- Map of Known Wetlands within the District of Columbia [PDF] (Identified by Number)
- Interim Policy on Wetlands
- District of Columbia Wetland Conservation Plan

Water Related Laws and Regulations

Disclaimer: These regulations on our website were proofed to the best of our ability. When legal matters are involved it is best to check the DC Register, DC Municipal Regulations, and DC Code for the printed versions. Please contact the Office of Documents to order printed versions, or call (202) 727-5090.

General Data and Reports

Fish and Wildlife Regulations

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