
Big Wall Lake dominates the northeast corner of this agricultural landscape along the boundary of Wright Co and Hamilton Co. The terrain is defined by a sophisticated water management system designed to support intensive farming, featuring several named waterways like Ditch Number 149 and Ditch Number 3. These artificial channels run alongside natural drainages such as Buck Cr and Sheldon Cr, reflecting a century-long effort to stabilize the prairie for production. In the south, the headwaters of the S Fork Iowa River and Lyons Cr begin their journey through the grid-iron road network of the Iowa countryside. The map traces the rigid section lines of the Public Land Survey System, marked by local routes like Little Wall Lake Rd and McMurray Ave that connect the isolated farmsteads typical of this region.
40 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1954 · Waterloo
USGS Topo · 1:250,000
1955 · Waterloo
USGS Topo · 1:250,000
1978 · Blairsburg
USGS Topo · 1:24,000
1978 · Holmes
USGS Topo · 1:24,000
1978 · Woolstock
USGS Topo · 1:24,000
1978 · Clarion
USGS Topo · 1:24,000
1978 · Webster City
USGS Topo · 1:24,000
1978 · Sheldon Creek
USGS Topo · 1:24,000
1978 · Dows West
USGS Topo · 1:24,000
1978 · Clarion SW
USGS Topo · 1:24,000