
Rockwell City serves as the focal point of this Calhoun County survey, anchored by the centrally located County Courthouse and an organized grid of municipal streets. To the north, the landscape transitions into a distinct lakefront community surrounding North Twin Lake and South Twin Lake, where the Twin Lakes Recreation Trl winds along the eastern shorelines. The surrounding territory is defined by a rigorous section-line road network and an extensive system of engineered waterways, including Drainage Ditch 6 and Drainage Ditch 65, which illustrate the intensive agricultural modification of the Iowa prairie.
66 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 · Fort Dodge
USGS Topo · 1:250,000
1957 · Fort Dodge
USGS Topo · 1:250,000
1958 · Fort Dodge
USGS Topo · 1:250,000
1979 · Fonda
USGS Topo · 1:24,000
1979 · Manson
USGS Topo · 1:24,000
1979 · Pomeroy
USGS Topo · 1:24,000
1980 · Lytton
USGS Topo · 1:24,000
1980 · Rockwell City
USGS Topo · 1:24,000
1980 · Yetter
USGS Topo · 1:24,000
1980 · Richard
USGS Topo · 1:24,000