Avra Valley serves as the central hub of this desert landscape west of Marana, where a structured grid of rural residential roads meets the natural path of the Santa Cruz River. The area is defined by a series of ephemeral watercourses, including the wide Los Robles Wash and Brawley Wash, which channel seasonal runoff toward the river. Smaller settlements like Naviska in the northeast and Dobson to the east highlight the sparse but organized habitation of Pima County at the start of the 2010s. The road network, including W Trico Marana Rd and W Silverbell Rd, provides access across the arid flats toward landmarks like China Draw. This map documents the intersection of modern agricultural development and the natural hydrology of the Sonoran Desert.
86 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1934 · Tucson Mountains
USGS Topo · 1:125,000
1934 · Newman Peak
USGS Topo · 1:125,000
1947 · Cortaro
USGS Topo · 1:62,500
1947 · Red Rock
USGS Topo · 1:62,500
1956 · Tucson
USGS Topo · 1:250,000
1957 · Cortaro
USGS Topo · 1:62,500
1958 · Tucson
USGS Topo · 1:250,000
1959 · Tucson
USGS Topo · 1:250,000
1959 · Tortolita Mts
USGS Topo · 1:62,500
1959 · Silver Bell Peak
USGS Topo · 1:62,500