Main Pass
Bay in Plaquemines County, Louisiana · on the USGS Main Pass quadrangle
29.26685, -89.22249
Maps that show Main Pass
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Main Pass, LA
Detailed map of terrain, trails and roads
USGS topo, 2025
Breton Island, LA
Old map for history, not navigation
USGS historical 15-minute topo (1953)
Breton Island, LA
Old map for history, not navigation
USGS historical 15-minute topo (1958)
U.S. Fish and Wildlife Service Alligator Snapping Turtle Range (2024)
Fish & Wildlife Service Refuge Maps
Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)
IFR Enroute Low Altitude Chart L-22 (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
IFR Enroute High Altitude Chart H-08 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).