U.S. Geological Survey

Estimated use of water in the United States in 1990.
Commercial Water Use

         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; gal/d = gallons per day]
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                 SELF-SUPPLIED
                  WITHDRAWALS          PUBLIC-            TOTAL USE
          ------------------------     SUPPLY
STATE          Source                DELIVERIES  ----------------------------
          -----------------  Total               Withdrawals and  Consumptive
          Ground    Surface                        deliveries         use
           water     water
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Colorado     7.7        0.9      8.6      108            116           17
Total      908      1,480    2,390      5,900          8,290          885
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