Ecological Land Type

ELT 28f

Elevation Range
Minimum: 
1156 m
Minimum in ft: 
3793 ft
Maximum: 
1224 m
Maximum in ft: 
4016 ft
Median: 
1197 m
Median in ft: 
3927 ft
Soil Summary: 
dominant soils are very deep, very gravelly loamy sand and fine sandy loam to loam surfaces over gravelly, very gravelly and extremely gravelly sandy loam or clay, clay loam and gravelly clay loam subsurface layers, limy throughout or a foot or more to lime, moderate to strong development (lime and clay accumulation) ; unit is dominated by Cochise County, Northwestern Part soil survey unit 79 (Stronghold-McAllister-Elgin complex, 5 to 25 percent slopes). This unit comprises 92% of the ELT
Geologic Materials: 
alluvium and residuum associated with sandstone, siltstone and conglomerate, undivided (QTs), middle to late Pleistocene piedmont alluvium (Qi2), and Holocene piedmont alluvium, undivided (Qy) which comprise 86%, 7% and 7% of the unit, respectively
Landforms: 
moderately to finely dissected, weakly incised fan and pediment surfaces