Ephraim Swamp
Swamp in Door County, Wisconsin · on the USGS Ephraim quadrangle
45.13416, -87.16094
Maps that show Ephraim Swamp
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Ephraim, WI
Detailed map of terrain, trails and roads
USGS topo, 2022
Sister Bay, WI
Old map for history, not navigation
USGS historical 15-minute topo (1960)
Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)
IFR Enroute Low Altitude Chart L-31 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-02 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-12 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).