
Nuigalak Lake and Nashak Lake define the hydrologic character of this Kusilvak Census Area landscape, where a dense network of smaller unnamed lakes and wetlands dominates the terrain. This U.S. Geological Survey topographic study shows a wilderness area defined by the Public Land Survey System grids of t16n r87w, t16n r86w, t15n r87w, and t15n r86w. The intricate patterns of the hydrography suggest a highly saturated environment typical of the Yukon-Kuskokwim Delta region, where seasonal water levels dictate the accessibility of the land. The absence of roads or permanent settlements within this particular quadrant emphasizes the isolated nature of this Alaskan interior, preserving a snapshot of the geography in the early twenty-first century.
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This is the sole edition of this map. No revisions or reprints were ever made.
1951 · Marshall
USGS Topo · 1:250,000
1952 · Marshall C-7
USGS Topo · 1:63,360
1952 · Marshall C-8
USGS Topo · 1:63,360
1953 · Marshall B-8
USGS Topo · 1:63,360
1953 · Marshall B-7
USGS Topo · 1:63,360
1954 · Marshall
USGS Topo · 1:250,000
1957 · Marshall B-7
USGS Topo · 1:63,360
2020 · Marshall C-8 SW
USGS Topo · 1:25,000
2020 · Marshall B-7 NW
USGS Topo · 1:25,000
2020 · Marshall B-8 NW
USGS Topo · 1:25,000