Soil Summary:
dominant soils are very shallow and shallow to bedrock, very cobbly loam and extremely or very gravelly sandy loam and loam surfaces over very cobbly and gravelly fine sandy loams, sandy loams and loams, no lime present, no to moderate development; dominated by Pima County soil survey map units 20 (Cortaro-Rock outcrop-Faraway complex, 15 to 45 percent slopes) and 40 (Lampshire-Romero- Rock outcrop complex, 10 to 65 percent slopes). These units comprise 95% and 5% of the ELT, respectively
Geologic Materials:
alluvium, colluvium and residuum associated with the Catalina-Rincon igneous metamorphic complex (TXm), landslide deposits (Qls), and felsic volcanic rocks (Tf) which comprise 96%, 1% and 1% of the unit, respectively