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2017 Map of Black Rock Gap

Name: 2017 Topographic Map of Black Rock Gap
Creator: U.S. Geological Survey
Published: 2017
License: https://creativecommons.org/publicdomain/mark/1.0/

USGS Topo · Published 2017

About this map

The Sweetwater River meanders across this high desert landscape, serving as a vital hydrologic corridor in a region defined by granite peaks and alkaline basins. The river's winding path provides a stark contrast to the surrounding terrain of the Granite Mountains, where geological landmarks like Jamerman Rock and Black Rock Gap punctuate the horizon. The presence of Soda Lakes and ephemeral drainages such as Sage Hen Cr and Diamond Springs Draw suggests a complex local ecosystem dependent on seasonal moisture and the perennial flow of Black Rock Spring.

This high plateau environment, largely accessed via Agate Flat Rd, shows a land used for transit and grazing rather than dense settlement. Notable topographical features like Quaking Asp Gap and the expansive Agate Flats indicate traditional routes through the mountains. The detailed mapping by the U.S. Geological Survey highlights the intricate relationship between water sources and the arid Wyoming geography in the early twenty-first century.