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Table 3.H-2. Estimated Consumptive Use of Water during Active Wet Pit Mining <br /> Water Use/Demand(acre-foot per year) <br /> Irrigation(use ET <br /> Mining Crop of 1.7 acre-foot per Processing Storage Pond Total <br /> Stage Assumptions Acreage year for almonds) Material Evaporation Consumption <br /> I Subtract 10 acres for processing plant and 10,000 sq. ft. of buildings,and 42 165 280 425 242 947 <br /> acres South Pit from premining crop acreage;mine South Pit to design depth <br /> II Same as Stage 1;but also mine and have evaporation from all 115 acres of 50 85 425 901 1,411 <br /> North Pits(total North and South evaporation area of 157 acres) <br /> 111 Reclaim South Pit(add to crop acreage)and continue evaporation from North 92 157 425 659 1,241 <br /> Pits <br /> IV-A Same as Stage III but reclaim North Pits 1 and 2;reclaim portion of North Pit 3 182 310 0 143 453 <br /> (Pond) (10.2 acres)and use remainder(24.8 acres)as Ag Pond <br /> IV-B Same as Stage IV-A except all of North Pit 3 will be reclaimed(no evaporation) 207 352 0 0 352 <br /> (No Pond) <br /> Notes: Consumptive use calculations <br /> Assumption: Assume entire 217.5 acre land parcel is used for almond orchards until receive more accurate value. <br /> Step 1:Premining Condition <br /> Use ET of 1.7ac-ft per acre <br /> 370 ac-fl/yr <br /> I I I I I I r I l I t I I I I l I I <br />