National Resources Defense Council: Cleaning Up the Anacostia River
- Describes the river's environmental decline and proposed solutions.
- http://www.nrdc.org/water/pollution/fanacost.asp

Anacostia Watershed Society
- Non-profit environmental organization that works to protect and restore the Anacostia River and its watershed through river clean-ups, planting trees, fighting pollution, and other programs. History, news, photos, program information, and calendar of even
- http://www.anacostiaws.org/

Anacostia Watershed Network
- Project to provide information on biological and water quality conditions of the Anacostia River. Covers natural and human history of the watershed, recent efforts to restore the river, and river quality reports, and has related web links and maps. Sponso
- http://www.anacostia.net/

Anacostia River Business Coalition
- Group of businesses concerned about the Anacostia River. Includes educational material on how businesses can reduce pollution, describes the group's activities, and has list of members, newsletters, and web links.
- http://www.potomacriver.org/arbc/arbc.htm