This page summarizes USDA SSURGO mapped soil information for Cobb County, Georgia.
Coverage measures mapped SSURGO intersection with Census land geometry. It does not mean that every parcel or point has complete soil information.
County summaries provide regional context across mapped soil units. Address lookup combines available public datasets for the Census-matched location.
| Symbol | Map Unit Name | Mapped Acres | % of Mapped Area |
|---|---|---|---|
| GeC3 | Gwinnett clay loam, 6 to 10 percent slopes, severely eroded | 13,432.9 | 6.1% |
| MsD3 | Madison and Pacolet soils, 10 to 15 percent slopes, severely eroded | 13,321.93 | 6.05% |
| MDC3 | Madison clay loam, 6 to 10 percent slopes, severely eroded | 12,437.59 | 5.64% |
| MsE2 | Madison and Pacolet soils, 15 to 25 percent slopes, eroded | 11,866.81 | 5.38% |
| Cah | Cartecay fine sandy loam, 0 to 2 percent slopes, frequently flooded | 9,812.31 | 4.45% |
| MgB2 | Madison sandy loam, 2 to 6 percent slopes, moderately eroded | 9,383.44 | 4.26% |
| AmC | Appling sandy loam, 6 to 10 percent slopes | 9,198.5 | 4.17% |
| GeD3 | Gwinnett clay loam, 10 to 15 percent slopes, severely eroded | 8,171.97 | 3.71% |
| Toc | Toccoa sandy loam, 0 to 2 percent slopes, occasionally flooded | 8,138.94 | 3.69% |
| CYB2 | Cecil sandy loam, 2 to 6 percent slopes, moderately eroded | 7,146.36 | 3.24% |
| AmB | Appling sandy loam, 2 to 6 percent slopes | 6,672.66 | 3.03% |
| GeB3 | Gwinnett clay loam, 2 to 6 percent slopes, severely eroded | 6,467.29 | 2.93% |
| MJF | Musella and Pacolet stony soils, 10 to 45 percent slopes | 6,431.8 | 2.92% |
| MgC2 | Madison sandy loam, 6 to 10 percent slopes, eroded | 5,981.96 | 2.71% |
| CYC2 | Cecil sandy loam, 6 to 10 percent slopes, moderately eroded | 5,699.39 | 2.59% |
| Component | Drainage Class | Hydrologic Group | Estimated Acres | % of Mapped Area |
|---|---|---|---|---|
| Madison | Well drained | B | 56,255.96 | 25.53% |
| Gwinnett | Well drained | B | 39,345.79 | 17.85% |
| Appling | Well drained | B | 22,971.33 | 10.42% |
| Pacolet | Well drained | B | 17,362.18 | 7.88% |
| Cecil | Well drained | B | 13,849.27 | 6.28% |
| Cartecay | Somewhat poorly drained | A/D | 9,330.98 | 4.23% |
| Toccoa | Well drained, Moderately well drained | B, A | 8,872.97 | 4.03% |
| Urban land | Unspecified | Unspecified | 8,637.44 | 3.92% |
| Musella | Well drained | D | 7,640.69 | 3.47% |
| Hiwassee | Well drained | B | 7,584.6 | 3.44% |
| Louisa | Somewhat excessively drained, Well drained | D, B | 7,274.73 | 3.3% |
| Water | Unspecified | Unspecified | 3,340.45 | 1.52% |
| Altavista | Moderately well drained | C | 2,431.81 | 1.1% |
| Wateree | Well drained | B | 2,303.48 | 1.05% |
| Roanoke | Poorly drained | C/D | 1,727.34 | 0.78% |
Hydrologic soil groups are USDA/NRCS classifications related to runoff potential under specified soil conditions. They are not a property-level flood-risk rating.