
Wallowa National Forest land dominates the southern portion of this landscape, where the terrain rises sharply toward Ferguson Ridge and White Horse Ridge. Central to the hydrology of the area is the Wallowa Valley Improvement Canal, a man-made water feature that underscores the historical importance of water management in this part of Oregon.
41 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.
1954 · Cornucopia
USGS Topo · 1:62,500
1954 · Harl Butte
USGS Topo · 1:62,500
1955 · Grangeville
USGS Topo · 1:250,000
1957 · Joseph
USGS Topo · 1:62,500
1957 · Homestead
USGS Topo · 1:62,500
1959 · Grangeville
USGS Topo · 1:250,000
1986 · Enterprise
USGS Topo · 1:100,000
1987 · Riggins
USGS Topo · 1:100,000
1990 · Gumboot Butte
USGS Topo · 1:24,000
1990 · Joseph
USGS Topo · 1:24,000