The Keya Paha River winds through the northern reaches of this Tripp County landscape, defining the drainage patterns of the high plains. Fed by smaller tributaries like Sand Cr in the northwest and the meandering Shadley Cr which cuts through the central and southern sections, the terrain is shaped by the subtle erosion of prairie waterways. This 2017 survey illustrates the enduring section-line road network that organizes the rural economy, where corridors such as 308th Ave and 303rd Ave facilitate travel between scattered agricultural holdings. The map detail highlights the relationship between the natural hydrology and the rectilinear human survey, showing how local routes like 296th St and 303rd St navigate the topographic shifts near the river basins of the Ideal segment.
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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