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74 <br />Depth to restrictive feature: 6 to 20 inches to bedrock <br />(paralithic) <br />Drainage class: Well drained <br />Slowest permeability class: Very slow <br />Available water capacity. Very low (about 2.4 inches) <br />Shrink -swell potential: Moderate (about 4.5 LEP) <br />Flooding hazard. None <br />Depth to seasonal zone of saturation: Greater than <br />6 feet <br />Runoff class: Very high <br />Ecological site: Shaly Plains <br />Land capability (nonirrigated): 6e <br />Typical profile: <br />A -0 to 4 inches; clay loam <br />By-4 to 15 inches; clay loam <br />Cr -15 to 25 inches; weathered bedrock <br />Minor components <br />Arvada and similar soils <br />Extent., About 4 percent of the unit <br />Slope: 0 to 5 percent <br />Drainage class: Well drained <br />Ecological site: Salt Flat <br />Razor and similar soils <br />Extent: About 4 percent of the unit <br />Slope: 1 to 5 percent <br />Depth to restrictive feature: 20 to 40 inches to <br />bedrock (paralithic) <br />Drainage class: Well drained <br />Ecological site: Clayey Plains <br />Rock outcrop <br />Extent: About 3 percent of the unit <br />Slope: 5 to 40 percent <br />Valent and similar soils <br />Extent. About 3 percent of the unit <br />Slope: 3 to 20 percent <br />Drainage class: Excessively drained <br />Ecological site: Deep Sands <br />Gravel pits <br />Extent: About 1 percent of the unit <br />Slope: 0 to 3 percent <br />Additional feature <br />• Some areas adjacent to streams have short steep <br />slopes. <br />201— Vona - Midway, moist, complex, <br />3 to 12 percent slopes <br />Map Unit Composition <br />Vona and similar soils: 55 percent <br />Soil Survey of <br />Midway and similar soils: 30 percent <br />Minor components: 15 percent <br />Component Descriptions <br />Vona <br />MLRA: 67— Central High Plains <br />Landform: Hills <br />Parent material.. Eolian deposits <br />Slope: 3 to 12 percent <br />Drainage class: Somewhat excessively drained <br />Slowest permeability class: Moderately rapid <br />Available water capacity.- Moderate (about 6.4 inches) <br />Shrink -swell potential: Low (about 1.5 LEP) <br />Flooding hazard. • None <br />Depth to seasonal zone of saturation: Greater than <br />6 feet <br />Runoff class: Low <br />Ecological site: Sandy Plains <br />Land capability (nonirrigated): 6e <br />Typical profile: <br />Ap-0 to 7 inches; sandy loam <br />Bt -7 to 16 inches; sandy loam <br />Bk1 -16 to 25 inches; sandy loam <br />Bk2 -25 to 60 inches; loamy sand <br />Midway <br />MLRA: 67— Central High Plains <br />Landform: Hills <br />Parent material. Residuum weathered from clayey shale <br />Slope: 3 to 12 percent <br />Depth to restrictive feature: 6 to 20 inches to bedrock <br />(paralithic) <br />Drainage class: Well drained <br />Slowest permeability class: Very slow <br />Available water capacity. Very low (about 2.4 inches) <br />Shrink-swell potential.- Moderate (about 4.5 LEP) <br />Flooding hazard.- None <br />Depth to seasonal zone of saturation: Greater than <br />6 feet <br />Runoff class: Very high <br />Ecological site: Shaly Plains <br />Land capability (nonirrigated): 6e <br />Typical profile: <br />A-0 to 4 inches; clay loam <br />By-4 to 15 inches; clay loam <br />Cr -15 to 25 inches; weathered bedrock <br />Minor components <br />Karval and similar soils <br />Extent: About 5 percent of the unit <br />Slope: 6 to 15 percent <br />Drainage class: Excessively drained <br />Ecological site: Gravel Breaks <br />