
Umak Island dominates the northern reaches of this maritime survey, its mountainous terrain rising sharply from the waters of the Pacific Ocean. This remote corner of the Aleutians West Census Area provides a clear view of the navigational landmarks essential for seafaring, including Reach Point and the prominent Cape Agumsadak. The map captures the isolation of the island chains, showing the relationship between larger landmasses and smaller outcroppings like Anagaksik Island to the east. South of the main island, the Umak Pass serves as a critical waterway. To the west, the coastline of Little Tanaga Island appears with the distinct marker of Cape Azamis, illustrating the complex coastal geography of these volcanic islands in the early twenty-first century.
11 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 · Adak
USGS Topo · 1:250,000
1952 · Atka
USGS Topo · 1:250,000
1954 · Adak
USGS Topo · 1:250,000
1957 · Adak
USGS Topo · 1:250,000
1959 · Atka
USGS Topo · 1:250,000
1967 · Adak
USGS Topo · 1:250,000
1983 · Adak
USGS Topo · 1:250,000
2021 · Atka B-6 NW
USGS Topo · 1:25,000
2021 · Adak C-1 NE
USGS Topo · 1:25,000
2021 · Atka B-6 NE
USGS Topo · 1:25,000