
Twin Springs and a network of seasonal water sources define this high-desert landscape in Malheur County during the early 21st century. The map illustrates the varied drainage patterns and topographic relief of the region, anchored by major elevations such as Sourdough Mtn and Burnt Mtn. The eastern edge of the quadrangle shows the reaching waters of Lake Owyhee, specifically the Dry Creek Arm, which marks a significant transition from the upland basins to the reservoir's shoreline. Historical land use and navigation are evidenced by the Twin Springs Rd and the Dry Creek Cutoff, connecting isolated springs like Whiskey Spring and Dead Horse Spring. The presence of features like Dry Creek Buttes Reservoir and the Dry Creek Buttes highlights the local reliance on water management in this arid environment, providing clear landmarks for those tracing the history of Oregon's remote interior.
30 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.
1906 · Mitchell Butte
USGS Topo · 1:125,000
1955 · Boise
USGS Topo · 1:250,000
1958 · Boise
USGS Topo · 1:250,000
1962 · Boise
USGS Topo · 1:250,000
1967 · Pelican Point
USGS Topo · 1:24,000
1967 · Sourdough Spring
USGS Topo · 1:24,000
1967 · The Elbow
USGS Topo · 1:24,000
1967 · Twin Springs
USGS Topo · 1:24,000
1967 · Grassy Mtn
USGS Topo · 1:24,000
1967 · Quartz Mtn Basin
USGS Topo · 1:24,000