
The Innoko River winds through the eastern portion of this Alaska interior landscape, cutting through the vast river flats of the Yukon-Koyukuk Census Area. This 2019 survey documents a terrain dominated by hydrologic features and significant topographic relief in the west, where several drainages originate. Small tributaries including Scandinavian Cr and Esperanto Cr feed into the larger river system, tracing the natural contours of the land. The mapping of Fourmile Cr and Henry Cr illustrates the intricate drainage patterns that define this remote region. While the map contains no established settlements, the presence of specific township and range boundaries like t24s r12e provides a critical geographic framework for land tenure and resource management in the Alaskan wilderness.
10 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.
1951 · Ophir
USGS Topo · 1:250,000
1954 · Ophir C-1
USGS Topo · 1:63,360
1954 · Ophir C-2
USGS Topo · 1:63,360
1954 · Ophir B-1
USGS Topo · 1:63,360
1954 · Ophir B-2
USGS Topo · 1:63,360
1954 · Ophir
USGS Topo · 1:250,000
1965 · Ophir B-2
USGS Topo · 1:63,360
2019 · Ophir B-2 SW
USGS Topo · 1:25,000
2019 · Ophir C-2 SW
USGS Topo · 1:25,000
2019 · Ophir C-2 SE
USGS Topo · 1:25,000