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Table 3 <br />Pueblo East Pit <br />Projected Depletion Analysis <br />Mar 12.00 0.23 2.75 0.04' 0.37 29% 0.24 0.61 2.14 2.14 <br />Apr 12.00 0.38 4.50 0.06' 0.60 6.3% 0.54 1.14 3.36 1.96 5.32 <br />May 12.00 ~ 0.50 6.00 0.08 ~ 0.81 12.6% 1.04 1.85 4.16 1.96 6.72 <br />Jun 12.00 0.60 7.26 0.09 ~ 0.97 19.0% 1.57 2.54 4.71 1.96 6.67 <br />JW 12.00 0.63 7.51 0.10. 1.01 22.6% 1.86 2.67 4.63 1.96 6.59 <br />Aug 12.00 0.56 6,76 0.09 0.91 ]8.7% 1.34 2.43 4.3] 1.96 6.2T <br />Sep 12.00 0.42 5.00 0.06 ' 0.67 11.6% ~ 0.96 1.63 3.37 1.96 5.33 <br />Oct 12.00 0.29 3,50 0.04: 0.47 6.1 % 0.50 0.97 2.53 1.96 4.49 <br />Nov 1200 0.17 ~ 2,00 0.03' 0.27 0.0% 0.00 0.27 1.73 1.96 3.69 <br />Iko 12.00 0.13 1,50 0.02', 0.20 0.0% 0.00 0,20 1.30 1.96 3.26 <br />Tan 12.00 0.13 1.50 0.02' 0.20 0.0% 0.00 020 130 1.96 326 <br />1. Tramit Mix projecn n maximmv exponcd water nusface area of 12 acres, imlutling the existing pit <br />2. Grose evaporation Rate equals 4.17 Fort per yev, based span NOAAEvaporation Attm. Mo thly calcufaGom bmedupon SB-I20 Guidelines. <br />2e. Gross Evaporation equals (1) x (2). <br />3. Effective Prceipiation Rate egwls 70 % of total preoipitatiw, baud upon Pueblo WSO AP s~/eather station <br />4. Effective Precipitation Credit egwls (3) x 10.5 ,bayed upon 10.5 acres of nonimigaled and tKon-phreatoplryte eras. <br />5. Bored upon original S WSP dated Iuly 1990, rcvued May 1994, Tabfe 8. ' <br />6. Equals 8.25 ao-8 multiplied by monthly perceob in column (6). Hosed upon 1,50 sores of 101%campy cover and 5.5 Eo-ft pv sore afpotenliel oomumptive use. <br />7. Total mtural vegetation credit equals (4) plus (6). ' <br />B. Equals (2e)-(7). <br />9. Amuel production limited to 667,000 torsi. Mantnly me is rammed constant however, ncht$! mmthly rate may <br />vary ea long v armuel amount is not exceeded. Traniai[ Mix plam to awdch from the Wcri PiR to the East Pit starting in April. <br />10. Total roplacement rcquiremen[ equals poM evaporation depletion p(w water Ims witL aggr9ga[e removal (8)+ (9). <br /> L <br />w~ D <br />~ Z m <br />D <br />Stm~ Q C-3 <br />o~m m m <br />~ ~ <br />~ ~ , <br />N <br />.h <br />