
The John Day River flows through this portion of Grant County, anchoring a landscape shaped by early agricultural water rights and high-desert terrain. The prevalence of irrigation infrastructure, including the Eddington Ditch, Blue Mountain Ditch, and Lemons Ditch, reflects the vital role of water management in this arid region of eastern Oregon. Higher elevations are marked by distinctive volcanic features like Wolfinger Butte and Little Black Butte, while the northern section of the map reaches into the timbered expanse of the Malhuer National Forest. Local history is anchored by the Moon Creek Cemetery and geographic landmarks like Graveyard Gulch and Waterspout Gulch, which overlook the river valley. The presence of the Yokum Reservoir and numerous springs like Horse Spring further emphasizes the precarious and essential nature of water for the area's ranches and homesteads.
46 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.
1940 · Mount Vernon
USGS Topo · 1:62,500
1940 · Aldrich Mtn.
USGS Topo · 1:62,500
1943 · Aldrich Mtn.
USGS Topo · 1:62,500
1943 · Mount Vernon
USGS Topo · 1:62,500
1949 · Long Creek
USGS Topo · 1:62,500
1951 · Long Creek
USGS Topo · 1:62,500
1951 · Courtrock
USGS Topo · 1:62,500
1955 · Canyon City
USGS Topo · 1:250,000
1959 · Canyon City
USGS Topo · 1:250,000
1972 · Big Weasel Sprs
USGS Topo · 1:24,000