Tennessee Clean Water Network: Provides information about water quality concerns and current intiatives, as well as links to river and watershed associations and other clean water groups across the state.
Tennessee Section, American Water Resources Association: Information about the organization and its annual symposium, plus links to related sites.
Tennessee Wetlands: TDEC (state government) information on wetlands mitigation and conservation.
USGS - Tennessee Water Resources: Real-time streamflow conditions data for Tennessee rivers and streams, other water data, and information about U.S. Geological Survey water-related activities in the state.