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2017 Map of McGrath D-1 NE

Name: 2017 Topographic Map of McGrath D-1 NE
Creator: U.S. Geological Survey
Published: 2017
License: https://creativecommons.org/publicdomain/mark/1.0/

USGS Topo · Published 2017

About this map

Tonzona River headwaters dominate this high-latitude drainage basin within the Yukon-Koyukuk region of Alaska. The landscape is defined by the complex convergence of several waterways, including the Little Tonzona River and the Clear Fork. These streams weave through a terrain organized by the Public Land Survey System, spanning townships such as t34n r21w and t33n r20w.

The presence of the N Fork Jones Cr and Jones Cr alongside Pingston Creek suggests a highly dissected environment where cold-water tributaries feed into the larger river systems. While the map contains no established settlements, the naming of these specific forks and creeks provides essential geographic markers for understanding the historical movement and land use patterns in this part of the Unorganized Borough.