ELT 7c

Elevation Range

Minimum:

841 m

Minimum in ft:

2760 ft

Maximum:

877 m

Maximum in ft:

2876 ft

Median:

854 m

Median in ft:

2802 ft

Soil Summary:

dominant soils are very shallow and shallow to granite and similar rocks; very gravelly sandy loams and very cobbly loams throughout, some soils with gravelly clay loam surfaces and gravelly clay and clay subsoils; no lime; no to moderate soil development (clay accumulation); dominated by Pima County soil survey map units 13 (Cellar-Lehmans complex, 5 to 25 percent slopes) and 12 (Cellar-Lampshire-Rock Outcrop complex, 15 to 60 percent slopes). These units comprise 78% and 21% of the ELT, respectively

Geologic Materials:

alluvium and residuum associated with the Holocene piedmont alluvium, undivided (Qy), late to latest Pleistocene piedmont alluvium (Qi3), and Catalina-Rincon igneous and metamorphic complex (TXm) and which comprise 39%, 33% and 29% of the unit, respectively

Landforms:

moderately to finely dissected, weakly to moderately incised fan and pediment surfaces

Land Type Association: LTA 7

Ecological Unit: Upper Sonoran desert on hills and mountains derived from granite, gneiss, and similar rocks

Map with the ELT 7c polygon highlighted.