Royston Hills dominates the central portion of this Nye County landscape, rising between two distinct desert basins. The alluvial fans of the Cirac Valley to the southwest and the Ione Valley to the northeast are etched with complex drainage patterns that converge toward ephemeral watercourses like Cloverdale Creek. This 2012 survey by the U. S. Geological Survey reflects the modern arid character of the region, where the primary infrastructure consists of a singular diagonal road corridor cutting across the northern basins. The intricate contouring reveals the subtle topographic transitions between the elevated hills and the broad valley floors, providing a clear picture of the natural water distribution in this high-desert environment.
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This is the sole edition of this map. No revisions or reprints were ever made.
1907 · Tonopah
USGS Topo · 1:250,000
1908 · Tonopah
USGS Topo · 1:250,000
1956 · Tonopah
USGS Topo · 1:250,000
1959 · Tonopah
USGS Topo · 1:250,000
1962 · Tonopah
USGS Topo · 1:250,000
1964 · San Antonio Ranch
USGS Topo · 1:62,500
1980 · Cole Spring
USGS Topo · 1:24,000
1980 · Cloverdale Ranch
USGS Topo · 1:24,000
1980 · Outlaw Springs SE
USGS Topo · 1:24,000
1980 · Outlaw Springs NE
USGS Topo · 1:24,000