Federal Agencies

U.S. Army Corps of Engineers. Headquarters, 20 Massachusetts Ave. NW. Washington, DC 20314-1000; or call (202) 761-0001; http://www.usace.army.mil/.

Bureau of Land Management. U.S. Dept of the Interior, 1849 C St. NW, Suite 5660. Washington, DC 20240; or call (202) 208-3801; http://www.blm.gov/.

Bureau of Reclamation. U.S. Department of the Interior, 1849 C St. NW. Washington, DC 20240; or call (202) 208-4157; http://www.usbr.gov/.

U.S. Environmental Protection Agency. Office of Wetlands, Oceans, and Watersheds, 401 M St. SW, MC 4501F. Washington, DC 20460; or call (202) 260-7166 or (202) 260-7939 or (202) 260-7018; http://www.epa.gov/.

   Office of Wetlands, Oceans & Watersheds: www.epa.gov/owow/.

   Wetlands Division: www.epa.gov/owow/wetlands/.

   Monitoring Water Quality: www.epa.gov/owowwtr1/monitoring/volunteer.

   Surf Your Watershed: www.epa.gov/surf.

   The National Water Quality Inventory: Report to Congress: www.epa.gov/305b/.

Federal Agency Regulatory Commission. 888 First St. NW. Washington, DC 20426; or call (202) 208-0650.

U.S. Fish and Wildlife Service. Division of Habitat Conservation, 4401 N Fairfax Dr., Suite 400. Arlington, VA 22203; or call (202) 208-4131; www.fws.gov/.

National Oceanic and Atmospheric Administration. 1315 East-West Highway, Silver Spring, MD 20910; www.nmfs.noaa.gov/.

U.S. Forest Service. PO Box 96090. Washington, DC 20090-6090; or call (202) 205-1701; www.fs.fed.us/.

USDA's Wetland Reserve Program. Natural Resources Conservation Services, Attn: Conservation Communications Staff, P.O. Box 2890, Washington DC 200013; www.nrcs.usda.gov/wps/portal/nrcs/main/national/programs/easements/wetlands.

U.S. Geological Survey (USGS). Water Resources Division, Office of Water Information, 12201 Sunrise Valley Dr. Reston, VA 20192; or call (703) 648-6803; or (800) 426-9000; www.usgs.gov/.

   Geologic Information. http://geology.usgs.gov/.

   National Mapping Information. http://mapping.usgs.gov/.

U.S. National Park Service. Rivers, Trails and Conservation Assistance, 1849 C St. NW, Suite 3606 Washington, DC 20240; or call (202) 565-1200; www.nps.gov/rtca.

Natural Resource Conservation Service. 20 Massachusettes Ave., NW, Washington, DC 20314-1000; http://www.nrcs.usda.gov/.