Mangus Lake
Reservoir in Starr County, Texas · on the USGS Salineno quadrangle
26.58033, -99.10698
Maps that show Mangus Lake
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Salineno, TX,TAM, US
USGS topo, 2022
Falcon, TX
USGS historical 15-minute topo (1938)
Regional Map - El Camino Real de los Tejas National Historic Trail
National Park Service Maps (public domain) · El Camino Real de los Tejas National Historic Trail
Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)
IFR Enroute Low Altitude Chart L-20 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-07 (U.S.)
FAA, 2026-10-29
Name, class, county and location: USGS Geographic Names Information System (public domain).