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Custom Soil Resource Report <br />Yuma County, Colorado <br />2—Ascalon loamy sand, 3 to 9 percent slopes <br />Map Unit setting <br />National map unit symbol: 2tlnk <br />Elevation: 4,150 to 5,420 feet <br />Mean annual precipitation: 15 to 18 inches <br />Mean annual air temperature: 48 to 52 degrees F <br />Frost -free period: 135 to 160 days <br />Farmland classification: Not prime farmland <br />Map Unit Composition <br />Ascalon 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 Ascalon <br />Setting <br />Landform: Mills, interfluves <br />Landform position (two-dimensional): Shoulder, hackslope <br />Landform position (three-dimensional): Side slope, interfluve <br />Down-slope shape: Linear <br />Across -slope shape: Linear <br />Parent material. Wind -reworked alluvium and/or calcareous sandy eolian deposits <br />Typical profile <br />Ap - 0 to 7 inches: loamy sand <br />Bt1 - 7 to 13 inches: sandy clay loam <br />Bt2 - 13 to 18 inches: sandy clay loam <br />Bk - 18 to 48 inches: sandy clay loam <br />C - 48 to 80 inches: sandy loam <br />Properties and qualities <br />Slope: 3 to 9 percent <br />Depth to restrictive feature: More than 80 inches <br />Natural drainage class: Well drained <br />Runoff class: Medium <br />Capacity of the most limiting layer to transmit water (Ksat): Moderately high to high <br />(0.60 to 2.00 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 in profile: 10 percent <br />Salinity, maximum in profile: Nonsaline to very slightly saline (0.1 to 2.0 mmhos/cm) <br />Sodium adsorption ratio, maximum in profile: 1.0 <br />Available water storage in profile: Moderate (about 7.6 inches) <br />Interpretive groups <br />Land capability classification (irrigated): 4e <br />Land capability classification (nonirrigated): 4e <br />Hydrologic Soil Group: B <br />Ecological site: Sandy Plains (R067BY024CO) <br />Hydric soil rating: No <br />12 <br />