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Map Unit Description—Larimer County Area, Colorado; and Weld County, Colorado, Southern <br />Part <br />uspq Natural Resources <br />ConservaUon Service <br />Estimates are based on observations, descriptions, and transects of the <br />mapunit. <br />Description of Otero <br />Setting <br />Landform position (three-dimensional): Side slope <br />Down-slope shape- Linear <br />Across -slope shape, Linear <br />Parent material.- Alluvium and/or eolian deposits <br />Typical profile <br />Hi - 0 to 15 inches, sandy loam <br />H2 - 15 to 60 inches: sandy loam. fine sandy loam, loamy very fine <br />sand <br />H2 - 15 to 60 inches, <br />H2 - 15 to 60 inches: <br />Properties and qualities <br />Slope: 3 to 15 percent <br />Depth to restrictive feature. More than 80 inches <br />!Natural drainage class: Somewhat excessively drained <br />Runoff class- Low <br />Capacity of the most limiting layerto transmit water (Ksat): High(2.00 <br />to 6.00 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 in profile: 5 percent <br />Salinity, maximum in profile' Nonsaline to slightly saline (0.0 to 4.0 <br />mmhoslcm) <br />Available waterstorage in profile: Very high (about 15.3 inches) <br />Interpretive groups <br />Land capability classification (irrigated).' 6e <br />Land capability classification (nonirrigated): 6e <br />Hydrologic Soil Group., A <br />Ecological site: Sandy Plains (R067BY024CO) <br />Hydric soil rating: No <br />Description of Nelson <br />Setting <br />Landform position (three-dimensional): Side slope <br />Down-slope shape: Linear <br />Across -slope shape, Linear <br />Parent material., Residuum weathered from sandstone <br />Typical profile <br />H1- 0 to 5 inches_ sandy loam <br />H2 - 5 to 22 inches- fine sandy loam, sandy loam <br />H2 - 5 to 22 inches: weathered bedrock <br />H3 - 22 to 26 inches: <br />Web Soil Survey <br />National Cooperative Soil Survey <br />111912016 <br />Page 7 of 22 <br />