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<br />• <br />4.6.1.3.6 Water Usage <br />Mine Site <br />Snowmass Coal is the owner of two absolute water rights, one for the <br />Thompson Creek No. 1 Mine and the other for the Thompson Creek No. 3 <br />Mine. The percent of water claimed for the No. 1 Mine is .222 cubic <br />ft./sec. of time (143,500 gpd). The amount of water claimed for the <br />No. 3 Mine is .0462 cubic ft./sec. of time (29,900 gpd). This amounts <br />to a total water right of .2682 cubic ft./sec. (173,460 gallons/day <br />absolute). The beneficial use of the water is industrial, milling, <br />mining, domestic, irrigation, commercial and all other beneficial <br />uses. Copies of the decrees are enclosed. the water being discharged <br />from the Mine No. 1 and No. 3 is decreed tributary to the Colorado <br />River. A total of .186 cubic ft./sec. (120,000 gpd) of water is <br />currently being pumped from the No. 1 and No. 3 Mines, this water is <br />used in the mining operation or discharged to North Thompson Creek. <br />See Figure 3.6.1-10. The following table lists where the water is <br />used with consumptive use and evaporation less (data obtained from <br />Evaporation Rates for Seventeen Western States, Professional Paper <br />272-D, U.S. Geological Survey). <br />WATER USE <br />(including evaporation) <br />• <br />Preparation Plant 67,100 <br />Domestic 10,000 <br />Dust Suppression 10,000 <br />Irrigation 0 <br />Filling of Reservoirs 0 <br />n~uGacTnN <br />CONSUMPTIVE USE <br />67,700 gpd <br />2,120 gpd <br />10,000 gpd <br />79,820 gpd (,1117 cfs) <br />Colorado water records indicate only two well located in the vicinity <br />of the Mines. The records also indicate the wells were only drilled <br />to a depth of 37 feet. One well is located in the MANGOS Shale which <br />4-124 <br />