
Subarctic wetlands and complex hydrography characterize this remote portion of the Alaska Peninsula. The landscape is defined by an intricate network of unnamed lakes and meandering watercourses, suggesting a highly dynamic environment shaped by seasonal thaw and alluvial processes. Lacking established settlements or roads, the area is delineated by the Public Land Survey System grids of T28s R51w, T28s R50w, and T29s R51w. The absence of human infrastructure highlights the primary role of this 2019 survey in documenting environmental and topographic baselines for conservation and geological study in Lake and Peninsula Borough.
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This is the sole edition of this map. No revisions or reprints were ever made.
1943 · Ugashik
USGS Topo · 1:250,000
1948 · Ugashik
USGS Topo · 1:250,000
1949 · Ugashik
USGS Topo · 1:250,000
1951 · Ugashik C-5
USGS Topo · 1:63,360
1951 · Ugashik D-5 and D-6
USGS Topo · 1:63,360
1951 · Ugashik C-6
USGS Topo · 1:63,360
1963 · Ugashik
USGS Topo · 1:250,000
2019 · Ugashik C-5 SE
USGS Topo · 1:25,000
2019 · Ugashik C-5 SW
USGS Topo · 1:25,000
2019 · Ugashik C-6 SE
USGS Topo · 1:25,000