This remote northern borderlands area in Valley County is defined by the international line separating Montana from Canada. The landscape is characterized by a network of north-south drainage patterns and seasonal watercourses, showing the intricate hydrography typical of the high plains. While the terrain is largely devoid of named settlements or infrastructure, the Canada boundary serves as the primary landmark for this northern Montana quadrangle. The lack of named features reflects the open, unpopulated nature of this prairie region as documented by the U.S. Geological Survey in the early 21st century.
1 named feature 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.
1954 · Glasgow
USGS Topo · 1:250,000
1957 · Glasgow
USGS Topo · 1:250,000
1958 · Glasgow
USGS Topo · 1:250,000
1984 · Thoeny Hills East
USGS Topo · 1:24,000
1984 · Black Calf Reservoir
USGS Topo · 1:24,000
1984 · Crow Creek Dam
USGS Topo · 1:24,000
2011 · Black Calf Reservoir
USGS Topo · 1:24,000
2011 · Thoeny Hills East
USGS Topo · 1:24,000
2011 · Crow Creek Dam
USGS Topo · 1:24,000
2014 · Thoeny Hills East
USGS Topo · 1:24,000