Warren County, Indiana
The dominant drainage class is Moderately well drained and the dominant hydrologic group is B/D (varies with drainage). This report summarizes the major soil map units across the survey area to help you understand what to expect when buying, building, or gardening in Warren County, Indiana.
| Soil Map Unit | Acres | Drainage | Hydro Group | Dwellings | Septic |
|---|---|---|---|---|---|
| Drummer silty clay loams | 34K | Poorly drained | B/D | Very limited | Very limited |
| Rainsville-Williamstown-Rockfield silt loams, 2 to 6 percent slopes, eroded | 23K | Moderately well drained | C | Very limited | Very limited |
| Brenton silt loam, till substratum, 0 to 2 percent slopes | 14K | Somewhat poorly drained | B/D | Very limited | Very limited |
| Williamsport-Elliott silt loams, 0 to 2 percent slopes | 14K | Somewhat poorly drained | B/D | Very limited | Very limited |
| Barce-Montmorenci silt loams, 2 to 6 percent slopes, eroded | 11K | Moderately well drained | C | Very limited | Very limited |
| Markham-Symerton silt loams, 2 to 6 percent slopes, eroded | 10K | Moderately well drained | C | Very limited | Very limited |
| Starks silt loam, till substratum, 0 to 2 percent slopes | 7K | Somewhat poorly drained | B/D | Very limited | Very limited |
| Cadiz silt loam, moderately wet, 1 to 6 percent slopes, eroded | 7K | Moderately well drained | C | Very limited | Very limited |
| Rockfield silt loam, 2 to 6 percent slopes, eroded | 6K | Moderately well drained | C | Very limited | Very limited |
| Hennepin loam, 25 to 50 percent slopes | 6K | Well drained | C | Very limited | Very limited |
| Williamstown-Rainsville silt loams, 6 to 12 percent slopes, eroded | 5K | Moderately well drained | C | Very limited | Very limited |
| Gilboa silt loam, 0 to 2 percent slopes | 4K | Somewhat poorly drained | B/D | Very limited | Very limited |
| Miami clay loam, 6 to 12 percent slopes, severely eroded | 4K | Moderately well drained | C | Very limited | Very limited |
| Cyclone silty clay loam, 0 to 2 percent slopes | 4K | Poorly drained | B/D | Very limited | Very limited |
| Stonelick-Moundhaven complex, frequently flooded | 3K | Well drained | B | Very limited | Very limited |
| Brenton silt loam, moderately fine substratum, 0 to 2 percent slopes | 3K | Somewhat poorly drained | B/D | Very limited | Very limited |
| Comfrey loam, stratified substratum, frequently flooded, undrained | 2K | Very poorly drained | B/D | Very limited | Very limited |
| Morley-Cadiz silt loams, moderately wet, 6 to 12 percent slopes, eroded | 2K | Moderately well drained | C | Very limited | Very limited |
| Peotone silty clay loam, pothole | 2K | Very poorly drained | C/D | Very limited | Very limited |
| Proctor silt loam, till substratum, 0 to 2 percent slopes | 2K | Moderately well drained | C | Very limited | Very limited |
What This Means
Building & Foundations
About 100% of soils are rated "very limited" for dwellings with basements. Specific challenges include steep slopes, poor drainage in some areas, flood-prone areas. A geotechnical assessment is recommended before building.
Septic Systems
About 100% of soils are rated "very limited" for septic absorption fields. Despite good drainage overall, limitations may stem from shallow bedrock, steep slopes, or seasonal conditions. Engineered or alternative systems are frequently required. Always get a professional perc test before purchasing land that needs septic.
Gardening & Agriculture
Drainage is generally favorable for gardening. Adding compost and mulch will improve fertility and water retention. Test your soil's pH before planting — most vegetables prefer 6.0-7.0.