Lawrence County, Indiana
The dominant drainage class is Well drained and the dominant hydrologic group is C (slow infiltration, moderate runoff). 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 Lawrence County, Indiana.
| Soil Map Unit | Acres | Drainage | Hydro Group | Dwellings | Septic |
|---|---|---|---|---|---|
| Crider silt loam, 6 to 12 percent slopes, eroded | 32K | Well drained | B | Somewhat limited | Somewhat limited |
| Crider-Frederick silt loams, karst, 6 to 20 percent slopes, eroded complex | 27K | Well drained | B | Very limited | Very limited |
| Brownstown-Gilwood silt loams, 25 to 75 percent slopes complex | 24K | Well drained | C | Very limited | Very limited |
| Bedford silt loam, 2 to 6 percent slopes | 16K | Moderately well drained | C/D | Very limited | Very limited |
| Caneyville silt loam, 12 to 20 percent slopes, eroded | 14K | Well drained | C | Very limited | Very limited |
| Caneyville-Adyeville-Rock outcrop complex, 25 to 75 percent slopes | 13K | Well drained | C | Very limited | Very limited |
| Ebal-Wellston silt loams, 12 to 24 percent slopes complex | 12K | Moderately well drained | C | Very limited | Very limited |
| Frederick-Crider silt loams, karst, 2 to 12 percent slopes, eroded complex | 12K | Well drained | C | Very limited | Very limited |
| Adyeville-Tipsaw-Wellston complex, 18 to 50 percent slopes | 11K | Somewhat excessively drained | C | Very limited | Very limited |
| Crider silt loam, 2 to 6 percent slopes | 10K | Well drained | B | Somewhat limited | Somewhat limited |
| Crider-Caneyville silt loams, 12 to 18 percent slopes, eroded complex | 9K | Well drained | B | Very limited | Very limited |
| Wellston-Adyeville silt loams, 12 to 18 percent slopes, eroded complex | 8K | Well drained | B | Very limited | Very limited |
| Haymond silt loam, 0 to 2 percent slopes, frequently flooded, brief duration | 8K | Well drained | B | Very limited | Very limited |
| Frederick silt loam, 12 to 18 percent slopes, eroded | 8K | Well drained | C | Very limited | Very limited |
| Beanblossom silt loam, 0 to 3 percent slopes, occasionally flooded, very brief duration | 7K | Well drained | B | Very limited | Very limited |
| Nolin silt loam, 0 to 2 percent slopes, frequently flooded | 5K | Well drained | B | Very limited | Very limited |
| Hosmer silt loam, 2 to 6 percent slopes, eroded | 5K | Moderately well drained | C | Very limited | Very limited |
| Wellston silt loam, 6 to 12 percent slopes, eroded | 4K | Well drained | C | Somewhat limited | Very limited |
| Frederick silt loam, 6 to 12 percent slopes, eroded | 4K | Well drained | C | Very limited | Very limited |
| Gilwood-Crider silt loams, 6 to 20 percent slopes complex | 4K | Well drained | C | Very limited | Very limited |
What This Means
Building & Foundations
About 80% of soils are rated "very limited" for dwellings with basements. Specific challenges include steep slopes, flood-prone areas. A geotechnical assessment is recommended before building.
Septic Systems
About 81% 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
Well-drained soils on sloped terrain — good for most plants but watch for erosion. Terracing, contour planting, and mulching help retain moisture and topsoil. Drip irrigation is more effective than sprinklers on slopes.