Soil at the center of Phoenix, AZ
The USDA soil survey maps the point near 33.4484, -112.074 in Phoenix as Glenbar clay loam, 0 to 2 percent slopes (map unit Gt, Maricopa County, Arizona, Central Part). The dominant component is Glenbar, a well drained soil.
| Component | Share of unit | Drainage class | Hydrologic group |
|---|---|---|---|
| Glenbar | 85% | Well drained | C |
Source: USDA NRCS SSURGO via Soil Data Access, Maricopa County, Arizona, Central Part (AZ651), survey data version dated 9/11/2026.
NRCS septic tank absorption field rating for Glenbar: Very limited. Source: USDA NRCS SSURGO via Soil Data Access, Maricopa County, Arizona, Central Part (AZ651), survey data version dated 9/11/2026.
This is the soil at one reference point, not your parcel. Soils change within a block. Enter a street address to get the map unit, layers, shrink-swell, water table and NRCS ratings for that exact point.