This page summarizes USDA SSURGO mapped soil information for Suffolk County, Massachusetts.
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 |
|---|---|---|---|
| W | Water | 8,256.88 | 12.04% |
| RdA | Riverhead sandy loam, 0 to 3 percent slopes | 3,550.98 | 5.18% |
| HaA | Haven loam, 0 to 2 percent slopes | 3,070.2 | 4.48% |
| RhB | Riverhead and Haven soils, graded, 0 to 8 percent slopes | 2,962.64 | 4.32% |
| CpC | Carver and Plymouth soils, 3 to 15 percent slopes | 2,201.72 | 3.21% |
| 1 | Water | 2,194.3 | 3.2% |
| PlA | Plymouth loamy coarse sand, 0 to 3 percent slopes | 1,991.46 | 2.9% |
| 19 | Rains fine sandy loam | 1,873.76 | 2.73% |
| CpE | Carver and Plymouth soils, 15 to 35 percent slopes | 1,728.67 | 2.52% |
| CuB | Cut and fill land, gently sloping | 1,625.21 | 2.37% |
| RdB | Riverhead sandy loam, 3 to 8 percent slopes | 1,615.27 | 2.36% |
| 8A | Eunola loamy fine sand, 0 to 2 percent slopes | 1,608.57 | 2.35% |
| PlB | Plymouth loamy coarse sand, 3 to 8 percent slopes | 1,360.22 | 1.98% |
| CpA | Carver and Plymouth soils, 0 to 3 percent slopes | 1,286.19 | 1.88% |
| W | Water | 993.71 | 1.45% |
| Component | Drainage Class | Hydrologic Group | Estimated Acres | % of Mapped Area |
|---|---|---|---|---|
| Water | Unspecified | Unspecified | 11,523.73 | 16.81% |
| Riverhead | Well drained, Excessively drained | A | 6,814.79 | 9.94% |
| Plymouth | Excessively drained | A | 5,963.95 | 8.7% |
| Haven | Well drained | B | 4,886.78 | 7.13% |
| Carver | Excessively drained | A | 2,832.34 | 4.13% |
| Montauk | Well drained, Excessively drained | A, C, A/D | 2,245.42 | 3.28% |
| Urban land | Unspecified | D | 2,207.27 | 3.22% |
| Rains | Poorly drained | B/D | 1,634.68 | 2.38% |
| Eunola | Moderately well drained | C | 1,608.98 | 2.35% |
| Cut and fill | Moderately well drained | Unspecified | 1,598.05 | 2.33% |
| Canton | Well drained | B, A | 1,375.98 | 2.01% |
| Merrimac | Somewhat excessively drained | A | 1,160.88 | 1.69% |
| Nansemond | Moderately well drained | B | 1,127.84 | 1.65% |
| Udorthents | Moderately well drained | A, C | 960.8 | 1.4% |
| Woodbridge | Moderately well drained | C/D | 921.08 | 1.34% |
Hydrologic soil groups are USDA/NRCS classifications related to runoff potential under specified soil conditions. They are not a property-level flood-risk rating.