Deep drainage cuts and high-elevation ridges dominate this portion of the Texas Hill Country in Edwards County. The landscape is defined by the winding path of Ranch Rd 2995, which follows the high ground between complex canyon systems. Historically significant travel routes such as the Old Sonora Rd cut across the eastern terrain, reflecting the long-standing transport patterns required to navigate this limestone plateau. In the southern reaches, Co Rd 430 skirts the base of the ridges, following the natural contours of the land. This 2019 survey by the U.S. Geological Survey illustrates a region where modern infrastructure continues to rely on traditional geographic corridors.
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This is the sole edition of this map. No revisions or reprints were ever made.
1893 · Rock Springs
USGS Topo · 1:125,000
1893 · Nueces
USGS Topo · 1:125,000
1896 · Nueces
USGS Topo · 1:125,000
1944 · Indian Creek
USGS Topo · 1:62,500
1947 · Hackberry
USGS Topo · 1:62,500
1954 · Sonora
USGS Topo · 1:250,000
1958 · Sonora
USGS Topo · 1:250,000
1958 · Del Rio
USGS Topo · 1:250,000
1964 · Del Rio
USGS Topo · 1:250,000
1970 · Ray Lake NW
USGS Topo · 1:24,000