Laserfiche WebLink
Map Unit Description:Valent sand, rolling---Yuma County, Colorado Ritchie Sand Pit <br /> Yuma County, Colorado <br /> 44—Valent sand, rolling <br /> Map Unit Setting <br /> National map unit symbol: 2tczg <br /> Elevation: 2,500 to 4,650 feet <br /> Mean annual precipitation: 14 to 20 inches <br /> Mean annual air temperature: 48 to 54 degrees F <br /> Frost-free period: 135 to 160 days <br /> Farmland classification: Not prime farmland <br /> Map Unit Composition <br /> Valent, rolling, and similar soils: 85 percent <br /> Minor components: 15 percent <br /> Estimates are based on observations, descriptions, and transects of <br /> the mapunit. <br /> Description of Valent, Rolling <br /> Setting <br /> Landform: Hills, dunes <br /> Landform position (two-dimensional): Summit, shoulder, backslope <br /> Landform position (three-dimensional): Head slope, nose slope, <br /> side slope, crest <br /> Down-slope shape: Convex, linear <br /> Across-slope shape: Convex, linear <br /> Parent material: Noncalcareous eolian sands <br /> Typical profile <br /> A - 0 to 4 inches: sand <br /> C- 4 to 80 inches: sand <br /> Properties and qualities <br /> Slope: 9 to 24 percent <br /> Depth to restrictive feature: More than 80 inches <br /> Drainage class: Excessively drained <br /> Runoff class: Low <br /> Capacity of the most limiting layer to transmit water(Ksat): High to <br /> very high (6.00 to 39.96 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: 1 percent <br /> Maximum salinity: Nonsaline (0.0 to 1.9 mmhos/cm) <br /> Available water supply, 0 to 60 inches: Very low (about 2.4 inches) <br /> Interpretive groups <br /> Land capability classification (irrigated): 4e <br /> Land capability classification (nonirrigated): 6e <br /> Hydrologic Soil Group: A <br /> USDA Natural Resources Web Soil Survey 3/5/2024 <br /> Conservation Service National Cooperative Soil Survey Page 1 of 2 <br />