Post Lake sits at the southeastern corner of this Sully County landscape, a rare permanent water feature in a terrain defined by subtle drainage patterns and seasonal sloughs. The area is organized by the section line road grid, with arterial routes like 311th Ave and 185th St providing the primary structure for this agricultural region. This 2012 survey shows the persistent layout of South Dakota farm country, where the intersection of roads such as 188th St and 310th Ave marks the rhythm of rural life and land management. The sparse distribution of named features highlights the open, expansive nature of the prairie as it appeared in the early 21st century.
15 named features on this map. Tap any name to fly to it.
Don’t see what you’re looking for? This feature index may not catch every label — zoom into the map to look around manually.
This is the sole edition of this map. No revisions or reprints were ever made.
1953 · Huron
USGS Topo · 1:250,000
1954 · Pierre
USGS Topo · 1:250,000
1954 · Huron
USGS Topo · 1:250,000
1958 · Pierre
USGS Topo · 1:250,000
1965 · Agar
USGS Topo · 1:24,000
1967 · Onida SE
USGS Topo · 1:24,000
1967 · Blunt
USGS Topo · 1:24,000
1967 · Blunt SE
USGS Topo · 1:24,000
1967 · Blunt NW
USGS Topo · 1:24,000
1967 · Blunt NE
USGS Topo · 1:24,000