Thunder Basin National Grassland dominates this portion of Weston County, where a complex network of seasonal drainages carves through the high plains. The landscape is defined by the headwaters and branches of several significant local creeks, including the westward-flowing W Fork Fiddler Cr and the diverging paths of Mush Cr and the N Fork Mush Cr. These waterways reflect the characteristic drainage patterns of the Powder River Basin, often centering around vital water points like Mud Springs. Remote ranching and energy access are evident through the placement of secondary routes such as Upton Fairview Rd and Oil City Rd, which navigate the township and range divisions of this expansive public land. The map provides a clear look at the jurisdictional boundaries between national grassland and private holdings in this sparsely populated region of northeast Wyoming.
19 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1918 · Moorcroft
USGS Topo · 1:125,000
1954 · Gillette
USGS Topo · 1:250,000
1955 · Newcastle
USGS Topo · 1:250,000
1955 · Gillette
USGS Topo · 1:250,000
1957 · Upton
USGS Topo · 1:62,500
1958 · Gillette
USGS Topo · 1:250,000
1958 · Newcastle
USGS Topo · 1:250,000
1962 · Gillette
USGS Topo · 1:250,000
1979 · Newcastle
USGS Topo · 1:100,000
1979 · Sundance
USGS Topo · 1:100,000