Governor Edmund G Brown California Aqueduct and the Delta-Mendota Canal dominate the landscape in this portion of San Joaquin County, illustrating the massive scale of California's mid-century water infrastructure. The small settlement of Solyo sits in the northeast corner near the Hetch Hetchy Aqueduct, serving as a transition point between the valley floor's industrial waterways and the rising elevations of the Diablo Range. The terrain transitions from flat agricultural lands to the complex topography of the southwest, marked by Chicken Flat and Mount Oso. Numerous drainage features like Hospital Cr, Ingram Cr, and Arkansas Cr flow from the canyons toward the valley, though many are channeled beneath the modern aqueducts. Researchers will find a mix of rural road networks, such as Spencer Rd and Gaffery Rd, alongside specialized irrigation features like Lateral Four North.
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This is the sole edition of this map. No revisions or reprints were ever made.
1913 · Romain
USGS Topo · 1:31,680
1915 · Vernalis
USGS Topo · 1:31,680
1915 · Ripon
USGS Topo · 1:31,680
1915 · Westley
USGS Topo · 1:31,680
1916 · Patterson
USGS Topo · 1:31,680
1916 · Tracy
USGS Topo · 1:31,680
1916 · Romain
USGS Topo · 1:31,680
1919 · Orestimba
USGS Topo · 1:62,500
1922 · Carbona
USGS Topo · 1:62,500
1938 · Mt. Boardman
USGS Topo · 1:62,500