
Juans Forty anchors the southern landscape of this high-desert region in Malheur County, where ranching infrastructure and seasonal water sources define the map. The terrain is a network of named flats and canyons, from Grasshopper Flat and Hanson Flat to the deep cut of Chicken Springs Canyon. Water management is central to the area's utility, marked by several significant catchment points including Echave Reservoir, Rosio Reservoir, and Trail Cr Reservoir. Local land use is further evidenced by named clearings like Anacabe Field and the primitive road network, including Nouque Ranch Rd and Jackson Creek Rd. Geologic and hydrologic features such as Hole-in-the-Ground and multiple springs like Rock Spring and Maiden Spring indicate the essential, scattered resources relied upon in this arid environment.
28 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.
1955 · Jordan Valley
USGS Topo · 1:250,000
1957 · Jordan Valley
USGS Topo · 1:250,000
1958 · Jordan Valley
USGS Topo · 1:250,000
1982 · Battle Mtn
USGS Topo · 1:24,000
1982 · Starvation Spring
USGS Topo · 1:24,000
1982 · Jackson Summit
USGS Topo · 1:24,000
1982 · Grasshopper Flat North
USGS Topo · 1:24,000
1982 · Tenmile Ranch
USGS Topo · 1:24,000
1982 · Chipmunk Basin
USGS Topo · 1:24,000
1982 · Grasshopper Flat South
USGS Topo · 1:24,000