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Custom Soil Resource Report <br /> 19—Colombo clay loam, 0 to 1 percent slopes <br /> Map Unit Setting <br /> National map unit symbol: 361 v <br /> Elevation: 4,600 to 4,780 feet <br /> Mean annual precipitation: 12 to 16 inches <br /> Mean annual air temperature: 48 to 52 degrees F <br /> Frost-free period: 130 to 160 days <br /> Farmland classification: Prime farmland if irrigated <br /> Map Unit Composition <br /> Colombo and similar soils: 85 percent <br /> Minor components: 15 percent <br /> Estimates are based on observations, descriptions, and transects of the mapunit. <br /> Description of Colombo <br /> Setting <br /> Landform: Terraces, flood plains <br /> Down-slope shape: Linear <br /> Across-slope shape: Linear <br /> Parent material: Stratified, calcareous alluvium <br /> Typical profile <br /> H1 -0 to 14 inches: clay loam <br /> H2- 14 to 21 inches: stratified loam to clay loam <br /> H3-21 to 60 inches: stratified sand to loam to clay loam <br /> Properties and qualities <br /> Slope: 0 to 1 percent <br /> Depth to restrictive feature: More than 80 inches <br /> Natural drainage class: Well drained <br /> Runoff class: Low <br /> Capacity of the most limiting layer to transmit water(Ksat): Moderately high (0.20 <br /> to 0.60 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 (0.0 to 2.0 <br /> mmhos/cm) <br /> Available water storage in profile: High (about 9.4 inches) <br /> Interpretive groups <br /> Land capability classification (irrigated): 1 <br /> Land capability classification (nonirrigated): 3e <br /> Hydrologic Soil Group: C <br /> Ecological site: Clayey Plains (R067BY042CO) <br /> Hydric soil rating: No <br /> 21 <br />