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 Roscommon | moraines outwash plains drainageways / Toeslope drainageways / Toeslope depressions / Toeslope depressions / Toeslope |
70% | Major Soil Type | YES |
| Soil Type 2 Rock outcrop | outwash plains / Shoulder outwash plains / Backslope moraines / Shoulder moraines / Backslope |
23% | Major Soil Type | YES |
| Soil Type 3 Michigamme | 1% | Inclusion | None | |
| Soil Type 4 Seelyeville | depressions | 1% | Inclusion | Similar Data [1] * |
| Soil Type 5 Ishpeming | 1% | Inclusion | None | |
| Soil Type 6 Ensley | depressions | 1% | Inclusion | Similar Data [1] * |
| Soil Type 7 Au Gres | 1% | Inclusion | Similar Data [1] * | |
| Soil Type 8 Markey | depressions | 1% | Inclusion | Similar Data [1] * |
| Soil Type 9 Charlevoix | 1% | Inclusion | Similar Data [1] * |
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: | Roscommon-Rock outcrop complex, 0 to 2 percent slopes |
| Map Unit Type: | Complex |
| Map Unit Symbol: | Rm |
| Map Unit Area: | 8305 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): | 8.26 cm |
| Max Flood Freq: | None |
| Drainage Class (Dominant Condition): | Poorly drained |
| Drainage Class (Wettest Component): | Poorly drained |
| Hydric Conditions: | 73 |
| [Annual] Min. Water Table Depth: | 0 cm |
| [April-June] Min. Water Table Depth: | 0 cm |
| Min Bedrock Depth: | 0 cm |
| Raw Aggregated Map Unit Data | |
Associated Point Data
Links to any NSSL point data within this map unit.