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Custom Soil Resource Report <br /> Mean annual precipitation: 16 to 20 inches <br /> Frost-free period: 25 to 60 days <br /> Farmland classification: Not prime farmland <br /> Map Unit Composition <br /> Poncha and similar soils: 100 percent <br /> Estimates are based on observations, descriptions, and transects of the mapunit. <br /> Description of Poncha <br /> Setting <br /> Landform: Fan terraces, alluvial fans <br /> Down-slope shape: Linear <br /> Across-slope shape: Linear <br /> Parent material: Calcareous, moderately coarse-textured gravelly alluvium <br /> Typical profile <br /> H1 -0 to 8 inches: gravelly sandy loam <br /> H2- 8 to 20 inches: gravelly sandy loam <br /> H3-20 to 60 inches: Error <br /> Properties and qualities <br /> Slope: 1 to 5 percent <br /> Depth to restrictive feature: More than 80 inches <br /> Natural drainage class: Well drained <br /> Runoff class: Very low <br /> Capacity of the most limiting layer to transmit water(Ksat). High (2.00 to 6.00 <br /> 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: 40 percent <br /> Available water storage in profile: Low(about 3.4 inches) <br /> Interpretive groups <br /> Land capability classification (irrigated): 6e <br /> Land capability classification (nonirrigated): 6e <br /> Hydrologic Soil Group: A <br /> Ecological site: Mountain Outwash (R048AY311 CO) <br /> Hydric soil rating: No <br /> Minor Components <br /> Pierian <br /> Percent of map unit: <br /> Hydric soil rating. No <br /> RtC—Rosane loam, 1 to 5 percent slopes <br /> Map Unit Setting <br /> National map unit symbol. jg98 <br /> 19 <br />