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Table 1 <br /> Deep Cut, LLC <br /> 22 West Pit <br /> SWSP Projected Annual Depletions and Replacements (August 2021 -July 2022) <br /> Annual Replacement Credits Summary (acre-feet) <br /> Fully Consumable Supply from Aurora 35.00 <br /> Rocky Ford Ditch Credits 25.72 <br /> Total Credits 60.72 <br /> Annual Depletions Summary <br /> Total Pre-1981 Post-1980 Net Evaporation Evaporation Water Removed with Dust Total Unlagged <br /> Exposure Exposure Exposure Loss Rate Loss Mined Material Control Depletions <br /> Site Well Permit (acres) (acres) (acres) (ft/yr) (af/yr) (af/yr) (af/yr) (at) <br /> [1] [2] [3] [4] [5] [6] [7] 181 [9] <br /> 22 West Pit 84755-F 13.20 0.00 13.20 3.85 50.82 0.59 1.00 52.41 <br /> Notes: <br /> [1] State gravel pit well permit number. <br /> [2] Total maximum exposed groundwater surface area for the SWSP period. <br /> [3] Pre-1981 exposed groundwater surface area. <br /> [4] Maximum post-1980 exposed groundwater surface area, [2] - [3]. <br /> [5] Net evaporation rate equals gross evaporation from NOAA Technical Report NWS 33 less a 0.72 ft effective precipitation reduction. <br /> [6] Evaporation loss, [4] * [5]. <br /> [7] Water removed with material mined below the ground wate table assumed 20,000 tons per year and 4%water depletion by weight. <br /> [8] Dust control uses are assumed 100%conswuptive. <br /> [9] Total Depletions equal to [6] + [7] + [8]. <br /> =---- BBA <br /> '" w:e[ercr> sdtanLs BISHOP-BROGDEN ASSOCIATES, INC_ PrnnLed On 6T'2021 PJB <br />