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The table below breaks down the evaporation by month. <br />Evaporation <br />Water Use Tributary <br />and period Water <br /> (ec-ft) <br />Januery .17 <br />February .19 <br />March .27 <br />April .40 <br />Mey .54 <br />June .81 <br />July .95 <br />August .91 <br />September .72 <br />October .50 <br />November .32 <br />December .21 <br />Total 5.99 <br />Refer to the following figure for evaporation percentage of total <br />per month, end average leke evaporation information. Actuel net <br />• evaporation of 37.1 inches per year (3.09 ft./year) considers <br />precipitation nllowance. Method for calculating net evaporation <br />consistent with Office of State Engineer procedures. <br />The following summarizes the net estimated use and relationships <br />between tributary and non-tributary water usage as a result of mine <br />activities at the Keenesburg Mine. <br />Water Tributary Non-tributary Tot. Water <br />Use Water Use Water Use Use <br />(ec-f t) (ec-ft) (ec-ft) <br />Irrigation <br />(April 1S-June 15) 2.56 17.24 19.80 <br />Dust Suppression <br />(Mar. 1-Oct. 1 1.64 .22 1.86 <br />Office/shower <br />tall year) 1.49 1.49 <br />Equipment wnah- <br />down Call yeer) 3.76 3.76 <br />Evaporation <br />(all year) 5.99 - 5.99 <br />' Total 10.19 22.71 32.80 <br />•Maximum potential production for LFH #1. <br />-4- <br />r r I L d 1 L' L~ _ .~ u r! <br />