Lookout sits at a crossroads in the northeastern corner of this landscape, overlooking the rolling terrain of the Calderwood Hills. The area is defined by a dendritic network of drainage systems, most notably Porcupine Creek which winds through the central and southern portions of the map. This 2011 survey captures a rural Montana environment where water management is critical for ranching and land use, evidenced by the presence of the Middle Reservoir and the Bobsland Dam. Smaller water sources like Olson Springs and Potter Spring are scattered across the quadrangle, serving as vital points in an otherwise arid expanse. In the far northwest, Dry Fork Creek enters the frame, completing a picture of a remote grazing territory mapped with modern precision.
8 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.
1918 · Porcupine Valley
USGS Topo · 1:62,500
1919 · Boundary
USGS Topo · 1:125,000
1943 · Glasgow
USGS Topo · 1:125,000
1954 · Glasgow
USGS Topo · 1:250,000
1957 · Glasgow
USGS Topo · 1:250,000
1958 · Glasgow
USGS Topo · 1:250,000
1969 · Chapman Coulee NE
USGS Topo · 1:24,000
1969 · Hawk Coulee
USGS Topo · 1:24,000
1973 · Baylor SE
USGS Topo · 1:24,000
1973 · Cameron Point
USGS Topo · 1:24,000