Laserfiche WebLink
Map Unit Description:Loamy alluvial land,moderately wet---Adams County Area,Parts of Tucson South <br /> Adams and Denver Counties,Colorado <br /> Adams County Area, Parts of Adams and Denver <br /> Counties, Colorado <br /> Lw—Loamy alluvial land, moderately wet <br /> Map Unit Setting <br /> National map unit symbol. 34w5 <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 /> Farmland classification: Not prime farmland <br /> Map Unit Composition <br /> Loamy alluvial land. 70 percent <br /> Minor components: 30 percent <br /> Estimates are based on observations, descriptions, and transects of <br /> the mapunit. <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 /> Typical profile <br /> H1 -0 to 6 inches: variable <br /> H2- 6 to 36 inches: stratified loam to clay loam <br /> H3-36 to 60 inches: sand <br /> Properties and qualities <br /> Slope: 0 to 1 percent <br /> Natural drainage class: Somewhat poorly drained <br /> Runoff class: Very low <br /> Capacity of the most limiting layer to transmit water(Ksat): <br /> Moderately 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 in profile. 5 percent <br /> Salinity, maximum in profile: Nonsaline to very slightly saline (0.0 <br /> to 2.0 mmhos/cm) <br /> Available water storage in profile: Low(about 6.0 inches) <br /> Interpretive groups <br /> Land capability classification (irrigated): 3w <br /> Land capability classification (nonirrigated): 4w <br /> Hydrologic Soil Group: C <br /> Hydric soil rating: No <br /> usDA Natural Resources Aggregate Industries Tucson South Permit Amendment 10/18/2018 <br /> Conservation Service Page I-13 Page 1 of 2 <br />