U.S. Geological Survey

Estimated use of water in the United States in 1990.
Wastewater Treatment Water Releases

Wastewater treatment water releases by Commercial freshwater use by
                   Colorado and the nation, 1990
  [Figures may not add to totals because of independent rounding.
                 Mgal/d = million gallons per day]
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                                                  PUBLIC RELEASES
                                              ----------------------
                     NUMBER OF FACILITIES      Return    Reclaimed
STATE               ----------------------      flow,    wastewater,
                     Public        Other      in Mgal/d  in Mgal/d
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Colorado                223          179          361         7.1
Total                19,591       20,675       35,300       928
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