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Map Unit Description.Haverson loam,0 to 3 percent slopes---Weld County,Colorado,Northern <br /> Part <br /> Weld County, Colorado, Northern Part <br /> 29—Haverson loam, 0 to 3 percent slopes <br /> Map Unit Setting <br /> Elevation: 3,500 to 6,000 feet <br /> Mean annual precipitation: 12 to 17 inches <br /> Mean annual air temperature:46 to 54 degrees F <br /> Frost-free period: 125 to 180 days <br /> Map Unit Composition <br /> Haverson and similar soils: 90 percent <br /> Minor components: 10 percent <br /> Description of Haverson <br /> Setting <br /> Landform: Flood plains, stream terraces <br /> Down-slope shape: Linear <br /> Across-slope shape: Linear <br /> Parent material: Stratified, calcareous loamy alluvium <br /> Properties and qualities <br /> Slope: 0 to 3 percent <br /> Depth to restrictive feature: More than 80 inches <br /> Drainage class:Well drained <br /> Capacity of the most limiting layer to transmit water <br /> (Ksat): Moderately high to high (0.57 to 2.00 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. 15 percent <br /> Gypsum, maximum content: 1 percent <br /> Maximum salinity: Nonsaline to slightly saline(0.0 to 8.0 mmhos/cm) <br /> Available water capacity: High (about 9.6 inches) <br /> Interpretive groups <br /> Farmland classification: Prime farmland if irrigated and either <br /> protected from flooding or not frequently flooded during the <br /> growing season <br /> Land capability(nonirrigated): 4c <br /> Hydrologic Soil Group: B <br /> Ecological site: Overflow(R067BY036CO) <br /> Other vegetative classification: OVERFLOW(067BY036CO) <br /> Typical profile <br /> 0 to 12 inches: Loam <br /> 12 to 60 inches: Stratified sandy loam to loam <br /> Minor Components <br /> Nunn <br /> Percent of map unit:6 percent <br /> USDA Natural Resources Web Soil Survey 11/20/2013 <br /> '� Conservation Service National Cooperative Soil Survey Page 1 of 2 <br />