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2012 Map of Cottonwood Basin

Name: 2012 Topographic Map of Cottonwood Basin
Creator: U.S. Geological Survey
Published: 2012
License: https://creativecommons.org/publicdomain/mark/1.0/

USGS Topo · Published 2012

About this map

Cactus City sits as a lonely settlement along the interstate corridor, representing the thin human footprint in this part of Riverside County. The landscape is dominated by the massive hydrologic engineering of the Colorado River Aqueduct, which cuts across the arid terrain through a series of significant subterranean works including the Mecca Pass Tunnels and the Cottonwood Tunnel. These features underscore the region's role as a critical transit point for water resources in the California desert.

Natural drainages like Pinkham Wash weave through the topography, connecting the Pinkham Canyon to the broader Cottonwood Basin. To the northeast, the Cottonwood Mountains rise over the basin floor, while the southern portion of the map is defined by the winding path of Box Canyon Rd. This survey provides a clear view of how infrastructure—both for transportation and water—has been carved into the physical geography of the desert.