Ecological Land Type

ELT 204a

Elevation Range
Minimum: 
1881 m
Minimum in ft: 
6171 ft
Maximum: 
2582 m
Maximum in ft: 
8471 ft
Median: 
2302 m
Median in ft: 
7552 ft
Soil Summary: 
dominant soils are shallow to moderately deep to bedrock, very flaggy sandy loam surfaces over very channery and flaggy sandy loams, no lime present, weak to moderate development (organic matter accumulation); unit dominated by Pima County soil survey map unit 75 (Spudrock-Boriana complex, 10 to 35 percent slopes). This unit comprises 91% of the ELT
Geologic Materials: 
slope alluvium, colluvium and residuum associated mostly with the Catalina-Rincon igneous metamorphic complex (TXm) which comprises 100% of the unit, respectively
Landforms: 
coarsely to moderately dissected mountain slopes with shallow to moderate drainage incision