
Unimak Island dominates this portion of the Aleutian Islands, where the land rises sharply from the Pacific Ocean toward volcanic summits. The terrain is defined by dramatic elevation changes, centered around the prominent Brown Peak in the southern portion of the sheet. In the northeast, the Lazaref River cuts through the high ground, illustrating the drainage patterns of this maritime environment. This modern survey from 2020 documents the raw topography and township-range boundaries of the eastern Aleutians, showing a landscape shaped by coastal proximity and geothermal activity without the presence of established roads or permanent settlements. It is an essential reference for understanding the physical geography of the island chain's largest landmass.
9 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.
1949 · False Pass
USGS Topo · 1:250,000
1950 · False Pass
USGS Topo · 1:250,000
1989 · False Pass C-6
USGS Topo · 1:63,360
1989 · False Pass C-5
USGS Topo · 1:63,360
1989 · False Pass D-6
USGS Topo · 1:63,360
1995 · False Pass D-5
USGS Topo · 1:63,360
2020 · False Pass C-5 SW
USGS Topo · 1:25,000
2020 · False Pass C-6 NW
USGS Topo · 1:25,000
2020 · False Pass D-5 SW
USGS Topo · 1:25,000
2020 · False Pass D-6 SW
USGS Topo · 1:25,000