Ecological Land Types within LTA 206.

ELT 206a

Elevation Range
Minimum: 
1067 m
Minimum in ft: 
3500 ft
Maximum: 
1166 m
Maximum in ft: 
3826 ft
Median: 
1107 m
Median in ft: 
3632 ft
Soil Summary: 
very deep, sandy loam throughout or very gravelly sandy loam surface soils with extremely cobbly sandy loams and loamy sands below; lime or lime coatings on rock fragments deeper in soil profile, no development; dominated by Pima County map unit 37 (Keysto extremely gravelly fine sandy loam, 2 to 8 percent slopes) and 19 (Comoro sandy loam, 0 to 2 percent slopes)
Geologic Materials: 
dominated by younger Holocene terraces and active channel deposits (Qy2) which comprise 92% of the unit
Landforms: 
undissected to coarsely dissected, weakly incised alluvial terraces and floodplain