The Columbia Road Reservoir dominates the southern reaches of this South Dakota landscape, providing a critical water feature in an otherwise strictly partitioned prairie. This area of Brown County is defined by its rigid grid of section lines and range boundaries, including t127n r62w and t128n r62w, which illustrate the enduring impact of the Public Land Survey System on the modern geography. The presence of the N Tour Rte and Auto Tour Rte suggests a landscape managed for public access and wildlife observation, likely tied to the nearby water resources. The terrain is marked by numerous small depressions and seasonal wetlands typical of the prairie pothole region, interspersed between gravel section roads like 393rd Ave and 105th St.
24 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.
1894 · Hecla
USGS Topo · 1:62,500
1894 · Columbia
USGS Topo · 1:62,500
1894 · Savo
USGS Topo · 1:62,500
1896 · Columbia
USGS Topo · 1:125,000
1952 · Columbia NE
USGS Topo · 1:24,000
1952 · Westport
USGS Topo · 1:24,000
1953 · Savo SW
USGS Topo · 1:24,000
1953 · Houghton
USGS Topo · 1:24,000
1953 · Savo SE
USGS Topo · 1:24,000
1954 · Daly Corners
USGS Topo · 1:24,000