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795—Waterdog,occasionally flooded-Riverwash complex,0 to 2 percent slopes <br /> Map Unit Setting <br /> National map unit symbol.k2g2 <br /> Elevation:4,500 to 5,800 feet <br /> Mean annual precipitation:6 to 9 inches <br /> Mean annual air temperature:50 to 55 degrees F <br /> Frost-free period: 140 to 180 days <br /> Farmland classification:Prime farmland if irrigated and either protected from flooding or not <br /> frequently flooded during the growing season <br /> Map Unit Composition <br /> Waterdog, occasionally flooded, and similar soils:50 percent <br /> Riverwash:30 percent <br /> Minor components:20 percent <br /> Estimates are based on observations, descriptions, and transects of the mapunit. <br /> Description of Waterdog,Occasionally Flooded <br /> Setting <br /> Landform:Flood-plain steps <br /> Down-slope shape: Linear <br /> Across-slope shape: Linear <br /> Parent material:Alluvium <br /> Typical profile <br /> A-0 to 4 inches:loam <br /> Cg1-4 to 14 inches:sandy loam <br /> Cg2- 14 to 22 inches:sandy loam <br /> Cg3-22 to 60 inches:very gravelly coarse sand <br /> Properties and qualities <br /> Slope:0 to 2 percent <br /> Depth to restrictive feature:More than 80 inches <br /> Drainage class:Very poorly drained <br /> Capacity of the most limiting layer to transmit water(Ksat): Moderately high to high (0.71 to 2.13 <br /> in/hr) <br /> Depth to water table:About 0 to 7 inches <br /> Frequency of flooding: NoneOccasional <br /> Frequency of ponding: None <br /> Calcium carbonate, maximum content. 14 percent <br /> Maximum salinity: Slightly saline to moderately saline(4.0 to 8.0 mmhos/cm) <br /> Sodium adsorption ratio, maximum: 1.0 <br /> Available water supply, 0 to 60 inches: Low(about 3.5 inches) <br /> Interpretive groups <br /> Land capability classification(irrigated):6w <br /> Land capability classification (nonirrigated):6w <br /> Hydrologic Soil Group: B/D <br /> Ecological site: R034BY011 UT-River Floodplain (Fremont Cottonwood) <br /> Hydric soil rating:Yes <br /> Description of Riverwash <br /> Interpretive groups <br /> Land capability classification(irrigated):8 <br /> Delta Paving Gravel Pit 1-3 Lewicki&Associates <br /> April 2022 <br />