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 Bunkum till plains / Shoulder
till plains / Backslope
50% Major Soil Type YES
Soil Type 2 Coulterville till plains / Summit
till plains / Shoulder
till plains / Backslope
40% Major Soil Type 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: Bunkum-Coulterville silt loams, 2 to 5 percent slopes, eroded
Map Unit Type: Complex
Map Unit Symbol: 884B2
Map Unit Area: 8489 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: Prime farmland if drained
Available Water Storage (0-100cm): 17.11 cm
Max Flood Freq: None
Drainage Class (Dominant Condition): Somewhat poorly drained
Drainage Class (Wettest Component): Somewhat poorly drained
Hydric Conditions: 0
[Annual] Min. Water Table Depth: 38 cm
[April-June] Min. Water Table Depth: 38 cm
Min Bedrock Depth: n/a
Raw Aggregated Map Unit Data

Associated Point Data
Links to any NSSL point data within this map unit.
1. COULTERVILLE (S1980IL157127) [Lab Data] | [Pedon Description]
2. Coulterville (1977IL157017) [Lab Data] | [Pedon Description]
3. Marine (1978IL157051) [Lab Data] | [Pedon Description]
4. Colp (1980IL157085) [Lab Data] | [Pedon Description]
5. Coulterville (1980IL157092) [Lab Data] | [Pedon Description]
6. Coulterville (1980IL157106) [Lab Data] | [Pedon Description]