The Sacagawea River meanders across the northern portion of this Petroleum County landscape, carving a distinct path through the central Montana plains. This 2020 survey illustrates a sparsely populated region defined by its complex drainage network, where seasonal waterways like Alkali Cr and Drag Cr have shaped the underlying terrain over generations. The presence of Crooked Creek Rd provides one of the few established navigation routes through this area, which remains primarily organized by the Public Land Survey System as indicated by the prominent township and range boundaries. Landform features such as Hay Coulee and Carpenter Coulee characterize the dry, dissected topography typical of the Missouri River breaks region, offering a clear record of the local hydrology and land use patterns.
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.
1954 · Jordan
USGS Topo · 1:250,000
1954 · Lewistown
USGS Topo · 1:250,000
1956 · Jordan
USGS Topo · 1:250,000
1958 · Jordan
USGS Topo · 1:250,000
1959 · Lewistown
USGS Topo · 1:250,000
1964 · Jordan
USGS Topo · 1:250,000
1965 · Dry Coulee
USGS Topo · 1:24,000
1965 · Germaine Coulee West
USGS Topo · 1:24,000
1965 · Chain Buttes
USGS Topo · 1:24,000
1965 · Locke Ranch
USGS Topo · 1:24,000