The Keya Paha River meanders across the northern portion of this South Dakota landscape, defining the local hydrology alongside its southern tributaries. These waterways, including the winding Shadley Cr and Sand Cr, cut through a rural environment organized by a rigid grid of section roads. This 2012 survey documents the persistent agricultural character of the region, where the intersection of 300th St and 305th Ave serves as a central reference point for the surrounding fields. The network of numbered routes like 308th Ave and 296th St facilitates movement through this sparsely populated territory, illustrating the modern management of land and water resources within the Keyapaha SE quadrangle.
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This is the sole edition of this map. No revisions or reprints were ever made.
1950 · Norden
USGS Topo · 1:62,500
1952 · Norden
USGS Topo · 1:62,500
1955 · Martin
USGS Topo · 1:250,000
1955 · Mitchell
USGS Topo · 1:250,000
1955 · O'Neill
USGS Topo · 1:250,000
1957 · Valentine
USGS Topo · 1:250,000
1958 · Martin
USGS Topo · 1:250,000
1959 · Valentine
USGS Topo · 1:250,000
1959 · O'Neill
USGS Topo · 1:250,000
1959 · Mitchell
USGS Topo · 1:250,000