Fourmile Hill
Summit in Nueces County, Texas · on the USGS Crane Islands SW quadrangle
27.57961, -97.22214
Maps that show Fourmile Hill
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Crane Islands SW, TX
USGS topo, 2025

Crane Islands, TX
USGS historical 15-minute topo (1951)

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

IFR Enroute Low Altitude Chart L-21 (U.S.)
FAA, 2026-10-29
Name, class, county and location: USGS Geographic Names Information System (public domain).