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2018 Map of Tortuga

Name: 2018 Topographic Map of Tortuga
Creator: U.S. Geological Survey
Published: 2018
License: https://creativecommons.org/publicdomain/mark/1.0/

USGS Topo · Published 2018

About this map

Chocolate Mountains dominate the northeastern corner of this arid landscape, where Salvation Pass provides a natural corridor through the high terrain. The map captures a vital intersection of water management and desert geography, with the Coachella Canal cutting across the southwestern reaches near East Mesa and the edge of the Imperial Valley. This infrastructure represents a critical lifeline for the region's agricultural and municipal needs, starkly contrasted by the shifting sands of the Algodones Dunes to the east.

The small settlement of Tortuga sits along the Niland-Glamis Rd, serving as a central point in a network of remote desert routes like Ted Kipf Rd and Coachella Canal Rd. Large ephemeral drainages, most notably Mammoth Wash, illustrate the powerful impact of occasional flash flooding on this sun-baked environment. The presence of Siphon Three further highlights the engineered nature of the canal system as it traverses the expansive desert floor.