
Twin Lakes Mtn anchors the high elevation landscape of the Umpqua National Forest in this 2024 survey. The area is defined by a series of high mountain prairies, including Sheep Prairie and Cow Prairie, which contrast with the steep, drainage-dissected terrain of Doehead Mtn and Buckhead Mtn. This high-country geography forms a complex hydrologic network where headwaters like Copeland Creek and Deception Creek originate.
34 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.
1917 · Diamond Lake
USGS Topo · 1:125,000
1955 · Quartz Mtn
USGS Topo · 1:62,500
1955 · Illahee Rock
USGS Topo · 1:62,500
1956 · Toketee Falls
USGS Topo · 1:62,500
1956 · Garwood Butte
USGS Topo · 1:62,500
1958 · Roseburg
USGS Topo · 1:250,000
1959 · Roseburg
USGS Topo · 1:250,000
1978 · Diamond Lake
USGS Topo · 1:100,000
1986 · Toketee Falls
USGS Topo · 1:24,000
1989 · Acker Rock
USGS Topo · 1:24,000