Dodge County, Wisconsin
The dominant drainage class is Well drained and the dominant hydrologic group is B (moderate infiltration). 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 Dodge County, Wisconsin.
| Soil Map Unit | Acres | Drainage | Hydro Group | Dwellings | Septic |
|---|---|---|---|---|---|
| Pella silty clay loam, cool, 0 to 2 percent slopes | 72K | Poorly drained | C/D | Very limited | Very limited |
| St. Charles silt loam, moderately well drained, 0 to 2 percent slopes | 45K | Moderately well drained | B | Very limited | Very limited |
| Houghton muck, 0 to 2 percent slopes | 37K | Very poorly drained | A/D | Very limited | Very limited |
| Elburn silt loam, 0 to 3 percent slopes | 36K | Somewhat poorly drained | C | Very limited | Very limited |
| Miami silt loam, 6 to 12 percent slopes, eroded | 26K | Well drained | B | Somewhat limited | Very limited |
| Water | 23K | Not rated | Not rated | ||
| Miami silt loam, 2 to 6 percent slopes | 19K | Well drained | B | Not limited | Very limited |
| Palms muck, 0 to 2 percent slopes | 19K | Very poorly drained | B/D | Very limited | Very limited |
| Ackmore silt loam, 0 to 3 percent slopes | 14K | Poorly drained | B/D | Very limited | Very limited |
| Plano silt loam, moderately well drained, 0 to 3 percent slopes | 14K | Moderately well drained | B | Somewhat limited | Somewhat limited |
| Dodge silt loam, 2 to 6 percent slopes | 13K | Well drained | C | Not limited | Very limited |
| Lamartine silt loam, 2 to 6 percent slopes | 12K | Somewhat poorly drained | B/D | Very limited | Very limited |
| Theresa silt loam, 6 to 12 percent slopes, eroded | 11K | Well drained | C | Somewhat limited | Somewhat limited |
| McHenry silt loam, 6 to 12 percent slopes, eroded | 10K | Well drained | B | Somewhat limited | Very limited |
| Lomira silt loam, 2 to 6 percent slopes | 10K | Well drained | B | Not limited | Somewhat limited |
| Mayville silt loam, 2 to 6 percent slopes | 10K | Moderately well drained | C | Very limited | Very limited |
| Theresa silt loam, 2 to 6 percent slopes | 9K | Well drained | C | Not limited | Somewhat limited |
| Mendota silt loam, 2 to 6 percent slopes | 9K | Well drained | B | Not limited | Somewhat limited |
| McHenry silt loam, 2 to 6 percent slopes | 8K | Well drained | B | Not limited | Very limited |
| St. Charles silt loam, 2 to 6 percent slopes | 8K | Well drained | B | Somewhat limited | Very limited |
What This Means
Building & Foundations
About 60% of soils are rated "very limited" for dwellings with basements. Specific challenges include poor drainage in some areas. A geotechnical assessment is recommended before building.
Septic Systems
About 81% 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.