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ELEVEN MILE RESERVOIR <br />This site is located about one mile west of the Eleven <br />M11e Reservoir. The area is nearly flat. The land use <br />has historically been grazing land. The pit size is about <br />5 acres. <br />Soils <br />The soil at this site is a 22D. This mapping unit consists <br />of shallow, loony soils. They are gravelly and cobbly on <br />the surface and throughout the profile. These soils occur <br />on gently sloping to strongly sloping slopes. They have <br />developed on gravelly and cobbly outwash materials. They <br />take water well, but have a limited water holding capacity <br />because of the high content of gravel and cobble. <br />The elevation ranges from 9,000 to 10,400 feet. The annual <br />precipitation ranges from 12 to 17 inches. <br />Native vegetation occuring on this site consists of Arizona <br />fescue, Western wheatgrass, blue grams, Junegrass, mountain <br />and slimstem muhly, gringe sage and other forbs. <br />This soil occurs on gently slopine to steep topography. It <br />is an inclusion in the Mountain Outwash range site. <br />At the type location this soil is on a 2 percent slope <br />facing southeast. Elevation is approximately 9975 feet. <br />Typifying pedon: Sandy loam. <br />Al 0-4" Dark brown (7.SYR 3/2) moist, sandy loam; <br />moderate fine granular structure; soft, <br />very friable; contains gravels; clear <br />smooth boundary. <br />AC 4-11" Dark brown (7.SYR 314) moist, sandy loam; <br />moderate fine granular structure; this layer <br />contains 15 to 20 percent gravels; soft, very <br />friable; gradual and smooth boundary. <br />C 11"+ Sr own (7.SYR 4/3) moist,,cobbly loamy sand; <br />this layer contains 60 to 70 percent gravel, <br />cobble, and stones. <br />