Harrison County, Texas
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 Harrison County, Texas.
| Soil Map Unit | Acres | Drainage | Hydro Group | Dwellings | Septic |
|---|---|---|---|---|---|
| Scottsville-Latex complex, 0 to 2 percent slopes | 84K | Moderately well drained | D | Very limited | Very limited |
| Bowie fine sandy loam, 1 to 5 percent slopes | 51K | Well drained | B | Somewhat limited | Very limited |
| Cuthbert fine sandy loam, 5 to 15 percent slopes | 44K | Well drained | C | Somewhat limited | Very limited |
| Iulus fine sandy loam, 0 to 1 percent slopes, frequently flooded | 34K | Moderately well drained | B/D | Very limited | Very limited |
| Eastwood very fine sandy loam, 5 to 20 percent slopes | 33K | Well drained | D | Somewhat limited | Very limited |
| Eastwood very fine sandy loam, 1 to 5 percent slopes | 31K | Well drained | C | Very limited | Very limited |
| Bernaldo fine sandy loam, 1 to 3 percent slopes | 30K | Well drained | B | Somewhat limited | Very limited |
| Sardis-Mathiston complex, frequently flooded | 23K | Somewhat poorly drained | C | Very limited | Very limited |
| Cuthbert gravelly fine sandy loam, 5 to 15 percent slopes | 20K | Well drained | C | Somewhat limited | Very limited |
| Kirvin gravelly fine sandy loam, 2 to 5 percent slopes | 18K | Well drained | C | Somewhat limited | Very limited |
| Warnock loamy fine sand, 8 to 15 percent slopes | 17K | Moderately well drained | B | Somewhat limited | Somewhat limited |
| Mooreville-Mantachie complex, frequently flooded | 17K | Moderately well drained | C | Very limited | Very limited |
| Latex fine sandy loam, 1 to 3 percent slopes | 16K | Moderately well drained | C | Somewhat limited | Very limited |
| Kirvin very fine sandy loam, 2 to 5 percent slopes | 15K | Well drained | C | Somewhat limited | Very limited |
| Lilbert loamy fine sand, 2 to 5 percent slopes | 15K | Well drained | B | Not limited | Very limited |
| Sawyer very fine sandy loam, 0 to 2 percent slopes | 12K | Moderately well drained | C | Very limited | Very limited |
| Sacul very fine sandy loam, 1 to 5 percent slopes | 12K | Moderately well drained | D | Very limited | Very limited |
| Socagee silty clay loam, 0 to 1 percent slopes, frequently flooded | 10K | Poorly drained | B/D | Very limited | Very limited |
| Catuna-Scottsville complex, 0 to 1 percent slopes | 9K | Poorly drained | C/D | Very limited | Very limited |
| Wolfpen loamy fine sand, 2 to 5 percent slopes | 9K | Well drained | B | Somewhat limited | Somewhat limited |
What This Means
Building & Foundations
About 46% of soils have significant building limitations, while the rest are generally suitable. Check specific sites carefully — conditions vary across the area.
Septic Systems
About 94% 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.