Falcon Reservoir defines the southwestern corner of this landscape in Zapata County, where the brush country is deeply etched by a complex drainage system flowing toward the Rio Grande basin. The terrain is characterized by numerous seasonal watercourses and arroyos, such as Arroyo Burro, Arroyo Javelina, and Arroyo Bugles, which underscore the arid ranching environment of South Texas. Man-made water management is evident at the Refugio Ramirez Tank, reflecting the necessity of water storage in this cattle-ranching region. Transportation is limited to a sparse grid of local routes and Fm 3169, which traverses the northern reaches. The naming conventions, including Cañada Rosias and Arroyo San Francisco, reflect the deep Hispanic heritage and land-grant history typical of the borderlands near the Rio Grande.
12 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.
1940 · Mogotes Hill
USGS Topo · 1:62,500
1942 · San Ygnacio
USGS Topo · 1:62,500
1949 · Mc Allen
USGS Topo · 1:250,000
1954 · McAllen
USGS Topo · 1:250,000
1956 · Mogotes Hill
USGS Topo · 1:62,500
1956 · Zapata
USGS Topo · 1:62,500
1956 · Arroyo Clareno
USGS Topo · 1:62,500
1956 · Laredo
USGS Topo · 1:250,000
1957 · Mc Allen
USGS Topo · 1:250,000
1962 · McAllen
USGS Topo · 1:250,000