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'- <br />lowering of water in sur~roundin4 wells when wet mining <br />methods are used and rg ound water levels are maintained. <br />The owners of tTie lands to be mined have monitored the water <br />level of-the Cache La Poudre River and existing ponds on the <br />property since 1962, and are aware of the need to keep <br />ground water levels•of the mining operations above the level <br />of the Cache La Poudre River. The removal of gravel from <br />the mined area will not affect ground water levels anywhere <br />in the surrounding area. <br />1. Department of the Army. Flood Plain Information, Cache <br />La Poudre River, Colorado, Volume II, We County. <br />Corps of Engineers: Omaha District, 1979. <br />2. Robinson, T.W., 1958, Phreatoph tes, U. S. Geological <br />Survey Water-Supply Paper 1~~~~ages. <br />Soil Conservation Service. Crop Consum tive irrigation <br />Requirements and Irrigation Efficiency Coe ficients <br />for the United States, U.S. Department of Agriculture, <br />June 1~57~ <br />-9d- <br />