Sedgwick serves as the focal point of this agricultural landscape in northeastern Colorado, situated along the northern banks of the South Platte River. The town's layout and the surrounding rural grid reflect a deep reliance on the river's water, managed through an extensive network of irrigation infrastructure including the Highline Canal, Settlers Ditch, and Peterson Ditch. These waterways slice across the plains, enabling cultivation in an area defined by the broad river valley and dry features like Sedgwick Draw. To the west, the small settlement of Dorsey sits near where Cottonwood Creek joins the Platte, while the Sedgwick Cemetery north of town provides a genealogical anchor for local families. The map also documents modern water management efforts such as the Floodwater Retention Dam SS-2 located in the northern reaches of the quadrangle.
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This is the sole edition of this map. No revisions or reprints were ever made.
1899 · Sidney
USGS Topo · 1:125,000
1900 · Chappell
USGS Topo · 1:125,000
1952 · Julesburg SW
USGS Topo · 1:24,000
1952 · Marks Butte
USGS Topo · 1:24,000
1953 · Ovid
USGS Topo · 1:24,000
1953 · Tamarack Ranch
USGS Topo · 1:24,000
1953 · Julesburg Reservoir
USGS Topo · 1:24,000
1953 · Sedgwick
USGS Topo · 1:24,000
1954 · Sterling
USGS Topo · 1:250,000
1954 · Scottsbluff
USGS Topo · 1:250,000