www.epa.gov/ow
The National Water Quality Inventory: 1998 Report to Congress
Biennial report prepared under section 305(b) of the Clean Water Act summarizes the state-reported water quality conditions in streams, lakes, estuaries, wetlands, coastal waters, and ground water. www.epa.gov/ow and look under “What’s New”
www.epa.gov/owow/tmdl/atlas
Atlas of America’s Polluted Waters
Maps of each state depicting surface waters that do not meet state water quality standards, under Section 303(d) of the Clean Water Act.
www.epa.gov/ow/liquidassets
Liquid Assets 2000: America’s Water Resources at a Turning Point
A snapshot of the economic value of clean water, the future water problems we face, and necessary actions to protect and restore the nation’s water resources.