The Colorado River corridor defines this portion of Garfield County, where the Interstate 70 corridor and the town of Silt sit between the prominent Grand Hogback to the north and the high terrain of Weible Peak to the south. The landscape is characterized by an extensive network of irrigation infrastructure essential for the local agriculture, including the Grass Valley Canal, Rising Sun Ditch, and Lower Cactus Valley Ditch, which feed the namesake Cactus Valley. To the west, the community of Antlers lies near the Rifle city limits and the Rifle Garfield County Airport. Elevated features like Graham Mesa and Harvey Gap provide topographical contrast to the river valley, while the presence of the Grass Valley Reservoir underscores the long-standing management of water resources in this high-desert environment. This 2019 survey documents the modern layout of rural roads and water rights that have shaped settlement patterns in the region for over a century.
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This is the sole edition of this map. No revisions or reprints were ever made.
1906 · Grand Hogback
USGS Topo · 1:125,000
1910 · Grand Hogback
USGS Topo · 1:125,000
1952 · Horse Mountain
USGS Topo · 1:24,000
1952 · Rifle
USGS Topo · 1:24,000
1957 · Leadville
USGS Topo · 1:250,000
1959 · Leadville
USGS Topo · 1:250,000
1960 · Leadville
USGS Topo · 1:250,000
1960 · North Mamm Peak
USGS Topo · 1:24,000
1962 · Leadville
USGS Topo · 1:250,000
1962 · New Castle
USGS Topo · 1:24,000