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Ms. Cynthia Parer <br />July 13, 2001 <br />Page 8 <br /> <br /> Theis Analysis <br /> Nix Propert~ Sand and Gravel Mine <br />arker Parker <br /> De+nateri <br />Well ng Edge of <br />Mine Pit Domestic Irrigation SPring <br /> Well Well <br /> 5 0 1000 1500 200 250 <br /> <br />~ Nktlantl <br /> 0. <br />0 <br /> - Time = 1 Mon <br /> 20 <br />00 <br /> . <br />- - Time = 1 Year <br /> -40 <br />00 Time = 2 Year <br /> . <br /> - Time = 3 Year <br />~ -60.00 <br /> - Time = 4 Year <br /> -80.00 - Time = 5 Year <br />0 <br />100 <br />00 <br />- <br />Time = 10 Year <br /> - <br />. <br /> - Time = 20 Year <br /> 1 <br />0 <br />0 <br /> - <br />. <br />2 <br />0 <br /> Distance From Pit (ft) <br />Figure 1. Theoretical drawdown curves over time at various distances from de-watering <br />well, assuming transmissivity value of 100,000 gpolft and a constafrt pumping rate of <br />6400 gpm. <br />Hvdrosp6ere Resource Consu(ta1AS, 1002 Walnut Suite 200. Boulder, CO 80302 <br />