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Grand Junction Pipe & Supply Co. <br />Table 3: Pit No. 1 - Depletions Attributed to Consumptive Losses <br />Gunnison River Pits <br />Notes <br />(1) Based on rates shown in Table 1; assumes 0.1 acre free water surface (drainage channels and sump) during mining period June - August <br />and free water surface areas after mining of 1.2 acres (year 1), 2.4 acres (year 2), and 3.6 acres (year three and during post operations) <br />(2) Mining losses from Table 2 <br />(3) Sum of columns (1) and (2) <br />(4) Lagged depletions to Gunnison River based on Well Pumping Depletion Model software (02001, Western Water Consulting, Inc.); <br />Distance river to pond = 130 ft; Distance river to no-flow = 1,500 ft; Saturated thickness = 18 ft; Hydraulic conductivity = 2117 gal /day /ft z; Specif <br />Western Water & Land, Inc. <br />Page 4 of 4 <br />