Sharp County, Arkansas
The dominant drainage class is Well drained and the dominant hydrologic group is D (very slow infiltration, high 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 Sharp County, Arkansas.
| Soil Map Unit | Acres | Drainage | Hydro Group | Dwellings | Septic |
|---|---|---|---|---|---|
| Gepp very gravelly silt loam, 12 to 30 percent slopes | 65K | Well drained | D | Very limited | Very limited |
| Gepp very gravelly silt loam, 8 to 12 percent slopes | 60K | Well drained | D | Somewhat limited | Very limited |
| Boden stony fine sandy loam, 8 to 20 percent slopes | 50K | Well drained | C | Very limited | Very limited |
| Arkana-Moko complex, 3 to 12 percent slopes | 27K | Well drained | D | Very limited | Very limited |
| Doniphan gravelly silt loam, 3 to 8 percent slopes | 19K | Well drained | C | Somewhat limited | Very limited |
| Boden fine sandy loam, 8 to 12 percent slopes | 19K | Well drained | C | Somewhat limited | Very limited |
| Portia fine sandy loam, 3 to 8 percent slopes | 18K | Well drained | B | Not limited | Somewhat limited |
| Gepp very gravelly silt loam, 3 to 8 percent slopes | 15K | Well drained | D | Somewhat limited | Very limited |
| Boden fine sandy loam, 3 to 8 percent slopes | 13K | Well drained | C | Somewhat limited | Very limited |
| Doniphan gravelly silt loam, 8 to 12 percent slopes | 12K | Well drained | C | Somewhat limited | Very limited |
| Sturkie silt loam, 0 to 3 percent slopes, frequently flooded | 10K | Well drained | B | Very limited | Very limited |
| Peridge silt loam, 3 to 8 percent slopes | 8K | Well drained | B | Somewhat limited | Somewhat limited |
| Captina silt loam, 3 to 8 percent slopes | 8K | Moderately well drained | C/D | Very limited | Very limited |
| Razort loam, frequently flooded | 8K | Well drained | B | Very limited | Very limited |
| Gassville gravelly silt loam, 3 to 12 percent slopes | 6K | Well drained | D | Very limited | Very limited |
| Lily fine sandy loam, 8 to 12 percent slopes | 6K | Well drained | B | Very limited | Very limited |
| Clarksville very gravelly silt loam, 20 to 40 percent slopes | 5K | Somewhat excessively drained | C | Very limited | Very limited |
| Brockwell fine sandy loam, 3 to 8 percent slopes | 5K | Well drained | B | Not limited | Somewhat limited |
| Portia fine sandy loam, 8 to 12 percent slopes | 5K | Well drained | B | Somewhat limited | Somewhat limited |
| Wideman loamy sand-Wideman fine sandy loam, frequently flooded | 5K | Excessively drained | A | Very limited | Very limited |
What This Means
Building & Foundations
About 52% of soils are rated "very limited" for dwellings with basements. Specific challenges include shallow bedrock, steep slopes, flood-prone areas. A geotechnical assessment is recommended before building.
Septic Systems
About 90% 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.