McMullen County, Texas
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 McMullen County, Texas.
| Soil Map Unit | Acres | Drainage | Hydro Group | Dwellings | Septic |
|---|---|---|---|---|---|
| Area not surveyed, access denied | 102K | Not rated | Not rated | ||
| Houla clay loam, 0 to 3 percent slopes | 61K | Well drained | B | Not limited | Somewhat limited |
| Salco fine sandy loam, 1 to 3 percent slopes | 35K | Well drained | B | Not limited | Somewhat limited |
| Montell clay, 0 to 3 percent slopes | 33K | Moderately well drained | D | Very limited | Very limited |
| Cochina clay, 0 to 1 percent slopes, occasionally flooded | 32K | Moderately well drained | D | Very limited | Very limited |
| Esseville clay, 1 to 5 percent slopes | 29K | Well drained | D | Very limited | Very limited |
| Laparita clay loam, 0 to 3 percent slopes, rarely flooded | 26K | Well drained | D | Very limited | Very limited |
| Monwebb clay, 0 to 1 percent slopes, occasionally flooded | 24K | Moderately well drained | D | Very limited | Very limited |
| Dosrios clay, 1 to 3 percent slopes | 24K | Moderately well drained | D | Very limited | Very limited |
| Cochina clay, 0 to 1 percent slopes, frequently flooded | 24K | Moderately well drained | D | Very limited | Very limited |
| Czar-Clareville complex, 0 to 2 percent slopes, rarely flooded | 22K | Well drained | B | Very limited | Somewhat limited |
| Pernitas sandy clay loam, 1 to 5 percent slopes | 21K | Well drained | B | Not limited | Somewhat limited |
| Campbellton clay loam, 1 to 3 percent slopes | 21K | Well drained | C | Very limited | Very limited |
| Brundage fine sandy loam, 0 to 2 percent slopes | 18K | Moderately well drained | D | Somewhat limited | Very limited |
| Tela sandy clay loam, 0 to 1 percent slopes, occasionally flooded | 17K | Well drained | B | Very limited | Very limited |
| Weesatche fine sandy loam, dry, 1 to 3 percent slopes | 16K | Well drained | B | Not limited | Somewhat limited |
| Coy clay loam, dry, 1 to 3 percent slopes | 15K | Well drained | C | Very limited | Very limited |
| Water | 13K | D | Not rated | Not rated | |
| Leoncita fine sandy loam, 1 to 3 percent slopes | 13K | Well drained | B | Somewhat limited | Somewhat limited |
| Moglia clay loam, 1 to 5 percent slopes | 12K | Well drained | C | Somewhat limited | Very limited |
What This Means
Building & Foundations
About 47% of soils have significant building limitations, while the rest are generally suitable. Check specific sites carefully — conditions vary across the area.
Septic Systems
About 49% of soils have significant septic limitations, while others are more suitable. A perc test is essential — conditions vary across the area.
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.