Sadlerochit Valley dominates this 2018 topographic survey in the North Slope Borough, where the braided channels of the Sadlerochit River carve through a landscape shaped by glacial activity and permafrost. The terrain is defined by dramatic elevation changes, notably at Sunset Pass, which provides a natural break between the high ridges of the Brooks Range foothills. Waterways like Itkilyariak Cr and Camp 263 Cr drain the northern slopes, while the Kekiktuk River flows through the southern portion of the quadrangle. This area represents the remote, roadless wilderness typical of Alaska's northern frontier, where mapping is essential for geological study and wilderness navigation far from established settlements.
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This is the sole edition of this map. No revisions or reprints were ever made.
1951 · Mt. Michelson
USGS Topo · 1:250,000
1955 · Mount Michelson B-1
USGS Topo · 1:63,360
1955 · Mount Michelson C-1
USGS Topo · 1:63,360
1955 · Mount Michelson C-2
USGS Topo · 1:63,360
1956 · Mt. Michelson
USGS Topo · 1:250,000
1956 · Mount Michelson B-2
USGS Topo · 1:63,360
2018 · Mount Michelson C-2 NW
USGS Topo · 1:25,000
2018 · Mount Michelson C-2 SW
USGS Topo · 1:25,000
2018 · Mount Michelson B-2 NE
USGS Topo · 1:25,000
2018 · Mount Michelson C-1 NW
USGS Topo · 1:25,000