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Custom Soil Resource Report <br /> Costilla County Area, Colorado <br /> FtA—Fuertes sandy loam, 0 to 2 percent slopes <br /> Map Unit Setting <br /> National map unit symbol: v9j4 <br /> Elevation: 7,500 to 8,500 feet <br /> Mean annual precipitation: 8 to 12 inches <br /> Mean annual air temperature: 39 to 43 degrees F <br /> Frost-free period: 85 to 100 days <br /> Farmland classification: Not prime farmland <br /> Map Unit Composition <br /> Fuertes 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 Fuertes <br /> Setting <br /> Landform: Stream terraces <br /> Landform position (three-dimensional):Tread <br /> Down-slope shape: Linear <br /> Across-slope shape: Linear <br /> Parent material: Fine-loamy alluvium derived from granite, gneiss, and mica schist <br /> Typical profile <br /> A -0 to 3 inches: sandy loam <br /> Bt1 -3 to 7 inches: loam <br /> Btk- 7 to 22 inches: loam <br /> Bt2-22 to 40 inches: loam <br /> Bt3-40 to 54 inches: loam <br /> 2C-54 to 80 inches: very gravelly sand <br /> Properties and qualities <br /> Slope: 0 to 2 percent <br /> Depth to restrictive feature: More than 80 inches <br /> Drainage class: Somewhat poorly drained <br /> Runoff class: Low <br /> Capacity of the most limiting layer to transmit water(Ksat): Moderately high to high <br /> (0.60 to 2.00 in/hr) <br /> Depth to water table:About 18 to 42 inches <br /> Frequency of flooding: None <br /> Frequency of ponding: None <br /> Calcium carbonate, maximum content: 15 percent <br /> Maximum salinity: Nonsaline to very slightly saline (0.0 to 2.0 mmhos/cm) <br /> Sodium adsorption ratio, maximum: 2.0 <br /> Available water supply, 0 to 60 inches: Moderate (about 8.8 inches) <br /> Interpretive groups <br /> Land capability classification (irrigated): 4w <br /> Land capability classification (nonirrigated): 6w <br /> Hydrologic Soil Group: C <br /> Ecological site: R051 XY315C0-Wet Meadow 6-10 PZ <br /> Hydric soil rating: No <br /> 13 <br />