Laserfiche WebLink
Map Unit Description--Phillips County,Colorado <br /> Mean annual precipitation. 14 to 17 inches <br /> Mean annual air temperature: 46 to 50 degrees F <br /> Frost-free period. 135 to 160 days <br /> Farmland classification: Prime farmland if irrigated <br /> Map Unit Composition <br /> Platner 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 Platner <br /> Setting <br /> Landform: Interfluves <br /> Landform position (two-dimensional): Summit <br /> Landform position (three-dimensional). Interfluve <br /> Down-slope shape: Linear <br /> Across-slope shape. Linear <br /> Parent material. Mixed eolian deposits over tertiary aged alluvium <br /> derived from igneous, metamorphic and sedimentary rock <br /> Typical profile <br /> Ap-0 to 6 inches: loam <br /> Bt1 - 6 to 11 inches: clay <br /> Bt2- 11 to 20 inches: clay <br /> Bk1 -20 to 27 inches: loam <br /> Bk2-27 to 37 inches: sandy clay loam <br /> C-37 to 80 inches: sandy clay loam <br /> Properties and qualities <br /> Slope: 0 to 3 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): <br /> Moderately low to moderately high (0.06 to 0.20 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: 15 percent <br /> Salinity, maximum in profile. Nonsaline (0.0 to 1.0 mmhos/cm) <br /> Available water storage in profile. Moderate(about 8.1 inches) <br /> Interpretive groups <br /> Land capability classification(irrigated): 3s <br /> Land capability classification(nonirrigated): 4s <br /> Hydrologic Soil Group. C <br /> Ecological site: Loamy Plains(R067BY002CO) <br /> Hydric soil rating: No <br /> usDA Natural Resources Web Soil Survey 10/23/2019 <br /> Conservation Service National Cooperative Soil Survey Page 3 of 8 <br />