Clean water is an essential component of the ecological balance needed to sustain all species of aquatic plants and animals. The USGS Water Resources provides information on the nation
The Bureau of Reclamation is best known for the dams, powerplants, and canals it constructed in the 17 western states. These water projects led to homesteading and promoted the economic development of the West. Reclamation has constructed more than 600 dams and reservoirs including Hoover Dam on the Colorado River and
The Environmental Protection Agency's Office of Water provides links to the American Indian Environmental Office, Ground Water and Drinking Water, Water Science, Wastewater Managementt, and Wetlands, Oceans, and Wat ...