Winnett serves as the focal point for this Petroleum County survey, situated at the southern edge of a landscape defined by sharp coulees and irrigation efforts. The town's civic heart is marked by the Petroleum County Courthouse, while its residential grid includes named streets like Main St and Broadway Ave. North of the settlement, the Winnett Irrigation County Ditch cuts across the plains, illustrating the region's managed water systems. The terrain to the north is deeply incised by drainages such as Shale Coulee, Akins Coulee, and Chokecherry Coulee. These features, along with crossings like the Box Elder Creek Bridge, reveal how infrastructure has been adapted to the rolling Montana breaks. Genealogists can also find the location of the Winnett Cem just northwest of the town center.
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This is the sole edition of this map. No revisions or reprints were ever made.
1954 · Roundup
USGS Topo · 1:250,000
1954 · Lewistown
USGS Topo · 1:250,000
1958 · Roundup
USGS Topo · 1:250,000
1959 · Lewistown
USGS Topo · 1:250,000
1963 · Petrolia Lake
USGS Topo · 1:24,000
1986 · Ingals Dam
USGS Topo · 1:24,000
1986 · Dry Blood Creek West
USGS Topo · 1:24,000
1986 · Winnett North
USGS Topo · 1:24,000
1986 · Dry Blood Creek East
USGS Topo · 1:24,000
1986 · Cat Creek NW
USGS Topo · 1:24,000