
The Philip Smith Mountains dominate this high-latitude terrain, where the crest of the Brooks Range shapes the headwaters of major North Slope drainages. In the northern sections of the sheet, the Ivishak River winds through deeply carved valleys, while the Junjik River drains toward the south, illustrating the Continental Divide's influence on the regional hydrology. The inclusion of the Seejar Glacier in the west-central portion of the quadrangle highlights the persistence of ice in these high elevations during the early 21st century. This survey preserves a detailed record of the township and range boundaries, including t10s r21e and t11s r22e, which define the administrative grid of the Alaska North Slope Borough in this remote wilderness.
10 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 · Brooks
USGS Topo · 1:250,000
1951 · Arctic
USGS Topo · 1:250,000
1956 · Arctic
USGS Topo · 1:250,000
1956 · Philip Smith Mountains
USGS Topo · 1:250,000
1964 · Philip Smith Mountains
USGS Topo · 1:250,000
1971 · Philip Smith Mountains C-1
USGS Topo · 1:63,360
1971 · Philip Smith Mountains B-1
USGS Topo · 1:63,360
1971 · Arctic C-5
USGS Topo · 1:63,360
1981 · Arctic B-5
USGS Topo · 1:63,360
2017 · Philip Smith Mountains C-1 SW
USGS Topo · 1:25,000