The Rio Grande serves as the central geographic divider and international border along this reach of the South Texas frontier. The landscape is defined by the engineering of the Maverick County Canal, which follows the river's winding course to support regional agriculture. This 2010 survey highlights the rural character of the borderlands, where natural drainage systems like Tequesquite Creek, Cow Creek, and Las Moras Creek flow toward the primary river channel. Access to this sparsely settled area is provided by Ranch Rd 1908, which cuts through the arid landscape east of the river. The map illustrates the stark intersection of international boundaries and essential water management infrastructure in Maverick County.
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This is the sole edition of this map. No revisions or reprints were ever made.
1940 · Quemado
USGS Topo · 1:62,500
1941 · Tequesquite Creek
USGS Topo · 1:62,500
1944 · Sycamore Ranch
USGS Topo · 1:62,500
1944 · Tequesquite Creek
USGS Topo · 1:62,500
1958 · Eagle Pass
USGS Topo · 1:250,000
1958 · Del Rio
USGS Topo · 1:250,000
1964 · Del Rio
USGS Topo · 1:250,000
1965 · Eagle Pass
USGS Topo · 1:250,000
1978 · Tequesquite Creek NE
USGS Topo · 1:24,000
1978 · Tequesquite Spring
USGS Topo · 1:24,000