
Crystal Spring and its surrounding wetlands define the western shoreline of Upper Klamath Lake in this 2011 survey of southern Oregon. The landscape is a complex hydrologic network where natural waterways like Cherry Creek and Nannie Creek meet engineered water management systems. Significant infrastructure including the Sevenmile Canal, the Sevenmile Canal Levee, and the Fourmile Canal illustrates the extensive reclamation and irrigation efforts that have reshaped the Chiloquin area. The transition from the timbered slopes of the Winema National Forest down to the low-lying Fourmile Slough is traced by forest access routes such as Malone Spring Rd and Nat For Dev Rd 3419. This map captures the precise intersection of protected federal lands and the managed agricultural basins bordering the lake, providing a clear record of the region's modern water and road geography.
21 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.
1889 · Klamath
USGS Topo · 1:250,000
1891 · Ashland
USGS Topo · 1:250,000
1893 · Ashland
USGS Topo · 1:250,000
1894 · Klamath
USGS Topo · 1:250,000
1897 · Ashland
USGS Topo · 1:250,000
1955 · Lake O' Woods
USGS Topo · 1:62,500
1955 · Pelican Butte
USGS Topo · 1:62,500
1955 · Klamath Falls
USGS Topo · 1:250,000
1955 · Medford
USGS Topo · 1:250,000
1957 · Medford
USGS Topo · 1:250,000