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1933 Map of Santa Rosa

Name: 1933 Topographic Map of Santa Rosa
Creator: U.S. Geological Survey
Published: 1933
License: https://creativecommons.org/publicdomain/mark/1.0/

USGS Topo · Published 1933

About this map

Santa Rosa and the surrounding Rio Grande Valley landscape appear here during a transitional era of hydraulic engineering and agricultural expansion. The dominant feature is the North Floodway, a massive drainage corridor cutting across the coastal plain to manage seasonal runoff. This infrastructure, overseen by County Engineer W. O. Washington, sits alongside a network of irrigation canals that enabled the rise of commercial farming in this corner of South Texas.

The map reveals a landscape defined by large ranching estates and competing rail lines. Established family-named outposts like Santa Rita Ranch, Agadon Ranch, and San Rafael Ranch are situated among the intricate topography of the valley. Transportation is anchored by two major rail systems, the Missouri Pacific and Southern Pacific, which facilitated the movement of produce and livestock. Regional connectivity is further traced through State Highway No 96 and the county boundaries shared with Willacy and Hidalgo counties.