
Dayville serves as the focal point of this Grant County landscape, situated at the confluence of the John Day River and the South Fork John Day River. The town is framed by complex geology and hydrology, including the northern reaches of the Ochoco National Forest and a portion of the John Day Fossil Beds National Monument. The terrain is defined by dramatic basins and gulches, such as McIntire Basin, Vanata Basin, and Red Gulch, which illustrate the erosion patterns of the high desert. Local water management is evident through features like Throop Ditch and Cummings Ditch, alongside numerous springs including Keeton Spring and Fort Basin Springs. Genealogists may find interest in the Dayville Cemetery, while the presence of landmarks like Table Rock and Battle Creek Mountain orient those researching the early ranching and transit corridors along the John Day Highway.
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This is the sole edition of this map. No revisions or reprints were ever made.
1932 · Dayville
USGS Topo · 1:125,000
1936 · Dayville
USGS Topo · 1:125,000
1940 · Aldrich Mtn.
USGS Topo · 1:62,500
1943 · Aldrich Mtn.
USGS Topo · 1:62,500
1951 · Courtrock
USGS Topo · 1:62,500
1953 · Picture
USGS Topo · 1:62,500
1955 · Canyon City
USGS Topo · 1:250,000
1959 · Canyon City
USGS Topo · 1:250,000
1972 · Wolf Mountain
USGS Topo · 1:24,000
1972 · Day Basin
USGS Topo · 1:24,000