This interface to SoilWeb is now deprecated.
Data are correct but links to documentation are likely broken.
Consider using the current interface to SoilWeb
Map Unit Composition
Map units consist of 1 or more soil types, commonly referred to as "components".
Component Name Geomorphic Position Area Fraction Component Type Horizon Data
Soil Type 1 Downeyville mountains / Backslope 35% Major Soil Type YES
Soil Type 2 Downeyville mountains / Backslope 30% Major Soil Type YES
Soil Type 3 Gabbvally mountains / Backslope 20% Major Soil Type YES
Soil Type 4 Rock outcrop mountain slopes / Backslope 6% Inclusion None
Soil Type 5 Terlco fan remnants 5% Inclusion YES
Soil Type 6 Stewval mountain slopes / Shoulder 3% Inclusion YES
Soil Type 7 Xeric Torriorthents drainageways 1% Inclusion YES

Note: links to horizon data marked with an * are approximate.


Map Unit Data What is a Map Unit?
Cartographic information about this map unit.
Map Unit Name: Downeyville, moist-Downeyville-Gabbvally association
Map Unit Type: Association
Map Unit Symbol: 250
Map Unit Area: 2655 acres total in survey area
Raw Map Unit Data
Raw Component Data (All Components)

Map Unit Aggregated Data
Generalized soils information within this map unit.
Farmland Class: Not prime farmland
Available Water Storage (0-100cm): 2.25 cm
Max Flood Freq: None
Drainage Class (Dominant Condition): Well drained
Drainage Class (Wettest Component): Well drained
Hydric Conditions: 0
[Annual] Min. Water Table Depth: n/a
[April-June] Min. Water Table Depth: n/a
Min Bedrock Depth: 20 cm
Raw Aggregated Map Unit Data

Associated Point Data
Links to any NSSL point data within this map unit.