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Chapter 3 Affected Environment and Environmental Consequences Table 3-1 Summary of Soil Resources in the LBA Tract ° % of Hazard Map Unit of Dominant Map Depth Considerations For Use Name Soil Series Water Shrink Mass- LBA Unit Erosion Swell Movement Coberly - Coberly soil and 45 D L Shallow bedrock; low water-holding capacity. Falcon; dry 6 2 similar soils complex; Falcon dry soil Shallow bedrock; low water-holding capacity; 0-1 S% slopes and similar soils 40 S L L L root limiting layer. Cryochrepts - Cryochrepts soil 35 S - D L - H L L - M None noted. Cryoborolls; and similar soils rubble land 6.4 Cryoborolls soil complex; and similar soils 30 S - VD H L M None noted. 15-90% slopes rubble land 25 Large exposures of loose rock. Herm soil and 35 VD L - H H L - M Steep slopes in some areas; high shrink-sevell similar soils potential; slow permeability; high soil erosion Herm - hazard in steeper areas; moderate mass Fughes - Fughes soil and 30 D M - H H L - M movement potential in steeper areas; clayey Kolob similar soils subsurface soil textures. Family 12.2 Steep slopes in some areas; moderate shrink Complex; swell potential; slow permeability; high soil 25-40% Kolob Family and 25 VD L - H M L - M erosion hazard in the steeper areas; subsurface slopes similar soils rock fragments; clayey surface soil textures; clayey subsurface soil textures; moderate mass movement potential in the steeper areas. Shawn soil and similar soils 35 VD L - H L L High soil erosion hazard in steep slope areas. Shawa - Sandia Sandia family soil High soil erosion hazard in steep slope areas. Family - and similar soils 30 D L - H L L Slow permeability and subsurface rock Kolob 8.8 fragments. Family Slow permeability; moderate shrink-swell Complex; Kolob Family and potential; high soil erosion hazard in steep 5-40 /o slopes similar soils 25 VD L - H M L - M slope areas; moderate mass movement potential in steep areas; clayey subswface soil textures; subsurface rock fragments. Taterheap soil and 50 VD L - H M L Elevated erosion hazard in steep slope areas. Taterheap - P il similar soils Moderately slow permeability. apasp a 35 2 Complex; 5- ' Papaspila soil and Elevated erosion hazard in steep slope areas. 40% slopes similar soils 35 VD L - H L L Moderately slow permeability. Subsurface rock fragments. Slow permeability; high erosion hazard and Wetopa soil and 50 VD L - H H L - H mass movement potential on steep slopes; Weto a - P similar soils shrink-swell potential. Subsurface rock Wesdy fragments. Complex; 3 L3 Slow permeability; high erosion hazard and 5-65%slopcs Wesdy soil and 35 VD L mass movement potential on steep slopes; similar soils L - H M - H shrink-swell potential. Subsurface rock fragments. Depth Classes: S = Shallow; D =Deep; VD =Very Deep Hazard Ratings: L = Low; M = Medium; H =High Source: Cryer and Hughes 1997 Dry Fork Lease-By Application FEIS 3-9