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7E—Morapos loam, 12 to 25 percent slopes <br /> Map Unit Setting <br /> National map unit symbol: k0f4 <br /> Elevation:6,300 to 7,220 feet <br /> Mean annual precipitation: 16 to 20 inches <br /> Mean annual air temperature:41 to 45 degrees F <br /> Frost-free period:70 to 110 days <br /> Farmland classification: Not prime farmland <br /> Map Unit Composition <br /> Morapos and similar soils:90 percent <br /> Minor components:10 percent <br /> Estimates are based on observations, descriptions, and transects of the mapunit. <br /> Description of Morapos <br /> Setting <br /> Landform: Hills <br /> Landform position (two-dimensional): Backslope <br /> Landform position(three-dimensional):Side slope <br /> Down-slope shape: Linear <br /> Across-slope shape: Linear <br /> Parent material:Colluvium derived from shale <br /> Typical profile <br /> A-0 to 6 inches:loam <br /> AB- 6 to 12 inches: loam <br /> Bt- 12 to 16 inches:clay <br /> Btk- 16 to 22 inches:clay <br /> Bk1-22 to 32 inches:clay loam <br /> Bk2-32 to 40 inches:clay loam <br /> Bk3-40 to 60 inches:clay loam <br /> Properties and qualities <br /> Slope:12 to 25 percent <br /> Depth to restrictive feature: More than 80 inches <br /> Drainage class:Well drained <br /> Runoff class:High <br /> Capacity of the most limiting layer to transmit water(Ksat): Moderately low to moderately high <br /> (0.07 to 0.21 in/hr) <br /> Depth to water table: More than 80 inches <br /> Frequency of flooding: None <br /> Frequency of ponding: None <br /> Calcium carbonate, maximum content:15 percent <br /> Maximum salinity: Nonsaline to very slightly saline (0.0 to 2.0 mmhos/cm) <br /> Sodium adsorption ratio, maximum:2.0 <br /> Available water supply, 0 to 60 inches: High (about 10.7 inches) <br /> Interpretive groups <br /> Land capability classification(irrigated):6e <br /> Land capability classification(nonirrigated):6e <br /> Hydrologic Soil Group:C <br /> Ecological site:R048AY292CO - Deep Loam <br /> Hydric soil rating: No <br /> Minor Components <br /> Bulkley <br /> Percent of map unit:10 percent <br /> Landform: Hills <br /> Hayden Gravel Pit <br /> December 2022 /"3 Lewicki&Associates <br />