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,~ o , • SOILS INFORMATION (CON' EXHIBIT I: SOILS INFORMATION GRASSER CONSTRUCTION,INC. (APPLICANT) McCORMICK PIT STONEHAM-FORT COLLINS COMPLEX, 3 TO 5 PERCENT SLOPES This map unit is on gently sloping and undulating uplands. This unit is about 50 percent Stoneham soil and about 30 percent Fort Collins soil. Stoneham soil is on ridges and side slopes. Fort Collins soil is on toe slopes and foot slopes. The Stoneham soil is very deep and well drained. It formed in reworked alluvium. Typically the surface is clay loam about 4 inches thick. The lower part of the subsoil is calcareous clay loam about 4 inches thick. The substratum is calcareous loam to a depth of 60 inches or more. Permeability is moderate. Available water capacity is high. Runoff is medium and hazard water erosion is moderate. Hazard of soil blowing is high. The Fort Collins soil is very deep and well drained. It foomed in loess and alluvium. Typically the surface layer is loam about 9 inches thick. The upper part of the subsoil is clay loam about 10 inches thick. The lower part of the susoil is calcareous clay loam about 26 inches thick. The substratum is calcareous loam to.a depth of 60 inches or more. Permeability is moderate. Available water capacity is high. Runoff is medium and hazard of water erosion is moderate. Hazard of soil blowing is moderate. This map unit is in Capability Subclass IVe, nonirrigated. SAMPSON LOAM,O to 3 PERCENT SLOPES. The Sampson soil is very deep and well drained. It formed in alluvium. Typically the surface layer is loam about 6 inches thick. The subsoil is clay loam about 32 inches thick. The substatum is calcareous sandy clay loam to a depth of 60 inches or more. Permeability is moderate. A vailble water capacity is high. Runoff is slow and hazard of water erosion is slight. Hazard of soil blowing is moderate. This unit is subject to occasional flooding and channel cutting. This map unit is in Capability Subclass IIe, irrigated and IIIe nonirrigated. STONEHAM LOAM, 0 TO 3 PERCENT SLOPES The Stoneham soil is very deep and well drained. It formed in reworked alluvium. Typically the surface layer is loam about 3 inches thick. The upper part of the subsoil is clay loam about 4 inches thick. The lower part of the subsoil is calcareous sandy clay loam about 7 inches thick. The substratum is calcareous sandy clay loam to a depth of 60 inches or more. Permeability is moderate. Available water ca,pac~i,ty:,is high. Runoff is slow and hazard of water erosion is slight. Hazard of soil blowing is high. This map unit is in Capability Subclass IIe, irrigated and IIIe, nonirrigated. The topsoil on this area is suitable for starting Native grasses such as Blue grams and Western Wheatgrass.