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Table No. 6 <br />Alpine Aggregates, LLC <br />Weiskopf Ditch Historical Consumptive Use Analysis <br />Consumptive Use Summary for the Weiskoof Ditch <br />Applegate <br />Groupo.. <br />11/26/2013 <br />Acreage - 126.0 ac <br />Notes: <br />A Study Period from 1950 -2005 (stopped at 2005 b/c Four Sisters SWSP requested in 2006); data taken from cdss website (http: / /cdss.state.co.us) <br />B Farm Headgate Delivery is Diversions less 100% ditch loss. <br />C Calculated for a study period average of 116.0 acres of pasture grass (TR -21 Crop Coefficients w/ elevation adjustment) using Steamboat Springs weather station data <br />D Lesser of the Water Available or the Crop Irrigation Requirement. Water available is based on an assumed irrigation efficiency of 500/4 for flood irrigation <br />E Additional consumptive use from delivery of water to the soil moisture reservoir. Estimated soil moisture capacity is 0.125 in /in for loam <br />F Total Consumptive Use = (D) + (E) <br />G Direct return flows are that portion of the farm headgate delivery not consumed <br />H Surface return flows assumed to be 100% of the total return flows <br />I Subsurface return flows assumed to be 0% of the total return flows <br />J Because there are no subsurface return flows, there are also no associated lagged return flows <br />K Net Depletions - (B) - [(H) + (J)I. Negative numbers denote months with net accretions resulting from irrigation return flows <br />L Dry-Up Credit per Acre = (K) / (Acreage) <br />Farm <br />Average <br />Headgate <br />Irrigation <br />Direct <br />Soil <br />Total <br />Total Direct <br />Surface <br />Subsurface <br />Lagged <br />Historic Net <br />Dry-Up <br />River <br />Water <br />Consumptive <br />Consumptive <br />Consumptive <br />Subsurface <br />Depletions at <br />Credit per <br />Month <br />Diversions <br />Delivery <br />Requirement <br />Use <br />Use <br />Use <br />Return Flows Return Flows Return Flows <br />Return Flows <br />(H ) <br />(af) <br />(af) <br />(af) <br />River <br />acre <br />(af) <br />(a() <br />Of) <br />(af) <br />A <br />(af) <br />(af) <br />(ft) <br />(A) <br />(B) <br />(C) <br />(D) <br />(E) <br />(F) <br />(G) <br />(H) <br />(1) <br />(J) <br />(K) <br />(L) <br />Jan <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />000 <br />Feb <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />Mar <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />000 <br />Apr <br />0.00 <br />0.00 <br />0.82 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />000 <br />May <br />34.26 <br />30.63 <br />13.94 <br />5.68 <br />5.07 <br />10.75 <br />20.09 <br />20.09 <br />0.00 <br />0.00 <br />10.75 <br />0.09 <br />Am <br />211.90 <br />190.71 <br />31.88 <br />30.58 <br />25.15 <br />55.73 <br />134.98 <br />134.98 <br />0.00 <br />0.00 <br />55.73 <br />0.44 <br />Jul <br />235.97 <br />212.38 <br />44.57 <br />43.59 <br />6.00 <br />49.59 <br />162.79 <br />162.79 <br />0.00 <br />0.00 <br />49.59 <br />039 <br />Aug <br />38.45 <br />34.61 <br />36.31 <br />11.52 <br />0.09 <br />11.61 <br />22.99 <br />22.99 <br />0.00 <br />0.00 <br />11.61 <br />009 <br />Sep <br />31.04 <br />27.94 <br />18.00 <br />5.27 <br />1.90 <br />7.18 <br />20.76 <br />20.76 <br />0.00 <br />0.00 <br />7.18 <br />006 <br />Oct <br />22.51 <br />20.26 <br />2.59 <br />0.70 <br />2.18 <br />2.89 <br />17.38 <br />17.38 <br />0.00 <br />0.00 <br />2.89 <br />0.02 <br />Nov <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />000 <br />Dec <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />0.00 <br />000 <br />TOTAL <br />1 574.14 <br />516.73 <br />148.11 <br />97.35 <br />40.39 <br />137.74 <br />378.99 <br />378.99 <br />0.00 <br />0.00 <br />137.74 <br />1.09 <br />Notes: <br />A Study Period from 1950 -2005 (stopped at 2005 b/c Four Sisters SWSP requested in 2006); data taken from cdss website (http: / /cdss.state.co.us) <br />B Farm Headgate Delivery is Diversions less 100% ditch loss. <br />C Calculated for a study period average of 116.0 acres of pasture grass (TR -21 Crop Coefficients w/ elevation adjustment) using Steamboat Springs weather station data <br />D Lesser of the Water Available or the Crop Irrigation Requirement. Water available is based on an assumed irrigation efficiency of 500/4 for flood irrigation <br />E Additional consumptive use from delivery of water to the soil moisture reservoir. Estimated soil moisture capacity is 0.125 in /in for loam <br />F Total Consumptive Use = (D) + (E) <br />G Direct return flows are that portion of the farm headgate delivery not consumed <br />H Surface return flows assumed to be 100% of the total return flows <br />I Subsurface return flows assumed to be 0% of the total return flows <br />J Because there are no subsurface return flows, there are also no associated lagged return flows <br />K Net Depletions - (B) - [(H) + (J)I. Negative numbers denote months with net accretions resulting from irrigation return flows <br />L Dry-Up Credit per Acre = (K) / (Acreage) <br />