



1 - Arnot loam, 25 to 35 percent slopes
Composition
Arnot and similar soils: 90 percent
Inclusions: 10 percent - Yalesville, Cheshire, and Serpentinite
rock outcrop
Typical Profile
0 to 3 inches - very dark grayish brown loam
3 to 8 inches - dark brown gravelly loam
8 to 17 inches - reddish brown very gravelly sandy loam
17 inches - Serpentinite bedrock
Soil Qualities
Depth to Bedrock: Shallow (at 10 to 20 inches)
Root Limiting Layer: Serpentinite bedrock
Excavation Difficulty: High
Drainage Class: Well drained
Saturated Hydraulic Conductivity of Most Limiting Layer:
Moderately high (at 8 to 17 inches)
Low (at 17 inches and below)
Available Water Holding Capacity:
Surface: 0.10 to 0.15 inches of water
per inch of soil
Subsoil: 0.08 to 0.12 inches of water
per inch of soil
Hydrologic Group: C
Runoff: Very high
Soil Potentials
Pesticide Losses in Runoff: Severe risk - Excess runoff
Pesticide Losses from Leaching: Slight risk
Corrosion Risk for Uncoated Steel: Low
Corrosion Risk for Concrete: High
For Frost Action: Moderate risk
For Topsoil: Poor source - slope and depth to Serpentinite
bedrock
For Soil Reconstruction Materials: Poor source - depth
to Serpentinite bedrock, small stones and thin layer
For Ornamental Tress, Shrubs, and Ground Cover: Group
1
Limitations for Use
For Picnic Areas: Severe limitation - depth to bedrock and
slope
For Local Roads and Streets: Severe limitation - slope
and depth to Serpentinite bedrock
For Paths: Severe limitation - slope
For Motorcycle Trails: Moderate limitation - slope
For Lawn and Turfgrass:Severe limitation - slope and
depth to Serpentinite bedrock
For Tree Seedlings: Moderate limitations - droughty,
restrictive layer, and rock fragments
2 - Arnot loam, 35 to 50 percent slopes
* Same as map unit 1, except:
For Motorcycle Trails: Severe limitation - slope
For Tree Seedlings: Severe limitation - droughty