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2020 Map of Sulphur Lake

Name: 2020 Topographic Map of Sulphur Lake
Creator: U.S. Geological Survey
Published: 2020
License: https://creativecommons.org/publicdomain/mark/1.0/

USGS Topo · Published 2020

About this map

Sulphur and Estes sit at the southern edge of this modern landscape, defined by the stark topographical formations of the Channeled Scablands. The area is characterized by deep incisions in the earth including Washtucna Coulee and Hardesty Coulee, which converge near Sulphur Lake. This hydrological pattern illustrates the profound impact of ancient glacial floods on the local geology, leaving behind the distinctive coulees that segment the high ground of Michigan Prairie.

A network of local roads such as Lone Star Rd and Black Rd provides access to this rural corridor along the border of Adams and Franklin counties. The map captures the specialized land use required in this arid region, where roads often follow the natural contours of terrain features like Rattlesnake Canyon and Sand Hills Coulee, reflecting a long history of cattle ranching and dryland farming in eastern Washington.