South Roggen anchors this portion of the high plains in Weld County, where a strictly organized grid of county roads defines the agricultural and industrial landscape. The terrain is marked by a network of ephemeral watercourses including Lost Creek, Kiowa Creek, and Jack Rabbit Creek, which cut through the level topography. In the southwest corner, the Henrylyn Canal introduces a critical irrigation element to this arid environment. Aviation and energy production are prominent features of the area's modern infrastructure, with the Ranchero Oil Field and specialized landing strips like Reid Ranches Airport and the Air Dusters Incorporated Airport serving the needs of local ranchers and crop dusters. The map illustrates a region where resource extraction and large-scale farming coexist with traditional ranching operations.
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This is the sole edition of this map. No revisions or reprints were ever made.
1949 · Sunnydale
USGS Topo · 1:24,000
1950 · South Roggen
USGS Topo · 1:24,000
1950 · Wiggins SW
USGS Topo · 1:24,000
1950 · Tampa
USGS Topo · 1:24,000
1950 · Prospect Valley
USGS Topo · 1:24,000
1951 · Prospect Valley
USGS Topo · 1:24,000
1951 · Living Springs
USGS Topo · 1:24,000
1951 · Roggen
USGS Topo · 1:24,000
1951 · Leader NW
USGS Topo · 1:24,000
1951 · Omar
USGS Topo · 1:24,000