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Custom Soil Resource Report <br />Adams County Area, Parts of Adams and Denver <br />Counties, Colorado <br />Lw-Loamy alluvial land, moderately wet <br />Map Unit Setting <br />Elevation: 4,000 to 5,500 feet <br />Mean annual precipitation: 12 to 14 inches <br />Mean annual air temperature: 48 to 52 degrees F <br />Frost-free period: 135 to 155 days <br />Map Unit Composition <br />Loamy alluvial land: 70 percent <br />Minor components: 6 percent <br />Description of Loamy Alluvial Land <br />Setting <br />Landform: Drainageways <br />Down-slope shape: Linear <br />Across-slope shape: Linear <br />Parent material: Alluvium derived from mixed <br />Properties and qualities <br />Slope: 0 to 1 percent <br />Drainage class: Somewhat poorly drained <br />Capacity of the most limiting layer to transmit water (Ksat): Moderately <br />high to high (0.20 to 6.00 in/hr) <br />Depth to water table: About 18 to 36 inches <br />Frequency of flooding: Occasional <br />Calcium carbonate, maximum content: 5 percent <br />Maximum salinity: Nonsaline (0.0 to 2.0 mmhos/cm) <br />Available water capacity: Low (about 6.0 inches) <br />Interpretive groups <br />Land capability classification (irrigated): 3w <br />Land capability (nonirrigated): 4w <br />Typical profile <br />0 to 6 inches: Variable <br />6 to 36 inches: Stratified loam to clay loam <br />36 to 60 inches: Sand <br />Minor Components <br />Fluvaquentic haplustolls <br />Percent of map unit: 6 percent <br />Landform: Sloughs <br />MISLD-Gravel pits <br />Map Unit Setting <br />Mean annual precipitation: 12 to 14 inches <br />24 <br />