Laserfiche WebLink
Hydrological system and available data DRAFT 10 <br />Table 2.2 Estimated independent water balance for Collom area <br />Drainage Basin <br />Area Calculations Morgan/ Collom Jubb Wilson Taylor Good <br />Straight Gulch Creek Creek Creek Spring <br />Gulch <br />Basin area downstream of model area <br />(mi) 1.84 0.74 0.95 1.55 1.46 3.63 <br />Basin area in model area (mil) 24.18 11.76 6.58 8.74 6.22 29.91 <br />Basin area upstream of model area <br />(mil) 0.00 0.00 0.00 9.52 0.00 9.47 <br />Total basin area (mil) 26.02 12.51 7.53 19.81 7.69 43.01 <br />Estimated groundwater outflow <br />components <br />Groundwater outflow as stream base <br />flow (ft3/d) 69,147 6,895 3,940 63,434 2,167 64,025 <br />Groundwater outflow in valley fill (ft3/d) 15,863 11,948 8,1.12 8,529 6,092 15,947 <br />Total groundwater outflow (ft3/d) 85,010 18,843 12,052 71,963 8,259 79,972 <br />Estimated ET loss component <br />ET loss (ft3/d) 33,781 7,044 2,712 4,993 0 107,014 <br />Estimated total groundwater <br />recharge (ET+gw outflow) <br />Average groundwater recharge (ft3/d) 118,790 25,886 14,764 76,956 8,259 186,986 <br />Average area groundwater recharge <br />rate (in/yr) 0.72 0.33 0.31 0.61 0.17 0.68 <br />Average annual groundwater recharge <br />volume (ac-ft/yr) 995 217 124 645 69 1,567 <br />2572-R3 Colowyo Coal Company, L.P. <br />Water Management Consultants