Eastern Maricopa and Northern Pinal Counties Area, Arizona
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 Eastern Maricopa and Northern Pinal Counties Area, Arizona.
| Soil Map Unit | Acres | Drainage | Hydro Group | Dwellings | Septic |
|---|---|---|---|---|---|
| Gilman loam | 63K | Well drained | B | Not limited | Somewhat limited |
| Mohall loam MLRA 40 | 49K | Well drained | C | Not limited | Very limited |
| Laveen loam, 0 to 1 percent slopes | 37K | Well drained | B | Not limited | Somewhat limited |
| Contine clay loam | 36K | Well drained | C | Very limited | Very limited |
| Rock land | 25K | Not rated | Not rated | ||
| Estrella loam | 16K | Well drained | C | Very limited | Very limited |
| Antho sandy loam, 0 to 1 percent slopes | 15K | Well drained | A | Not limited | Somewhat limited |
| Avondale clay loam | 10K | Well drained | C | Not limited | Somewhat limited |
| Antho gravelly sandy loam, 1 to 3 percent slopes | 9K | Well drained | A | Not limited | Somewhat limited |
| Mohall sandy loam | 9K | Well drained | C | Not limited | Very limited |
| Alluvial land | 8K | Not rated | Not rated | ||
| Laveen clay loam, 0 to 1 percent slopes | 8K | Well drained | B | Not limited | Somewhat limited |
| Valencia sandy loam | 8K | Well drained | C | Not limited | Very limited |
| Gilman fine sandy loam, 0 to 2 percent slopes | 7K | Well drained | A | Very limited | Very limited |
| Vint loamy fine sand | 6K | Well drained | A | Not limited | Not limited |
| Vecont clay | 5K | Well drained | C | Very limited | Very limited |
| Cavelt gravelly loam, 1 to 5 percent slopes | 5K | Well drained | D | Very limited | Very limited |
| Rough broken land | 4K | Not rated | Not rated | ||
| Trix clay loam | 4K | Well drained | C | Somewhat limited | Very limited |
| Pinamt very gravelly loam, 3 to 5 percent slopes | 4K | Well drained | C | Not limited | Very limited |
What This Means
Building & Foundations
About 21% of soils have significant building limitations, while the rest are generally suitable. Check specific sites carefully — conditions vary across the area.
Septic Systems
About 43% 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.