Supply Pond
Lake in Somerset County, Maine · on the USGS Heald Pond quadrangle
45.65673, -70.19894
Maps that show Supply Pond
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Heald Pond, ME
Detailed map of terrain, trails and roads
USGS topo, 2024

Long Pond, ME
Old map for history, not navigation
USGS historical 15-minute topo (1922)

Long Pond, ME
Old map for history, not navigation
USGS historical 15-minute topo (1924)

Long Pond, ME
Old map for history, not navigation
USGS historical 15-minute topo (1944)

Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)

IFR Enroute Low Altitude Chart L-32 (U.S.)
FAA, 2026-10-29

IFR Enroute High Altitude Chart H-11 (U.S.)
FAA, 2026-10-29

IFR Enroute High Altitude Chart H-12 (U.S.)
FAA, 2026-10-29
Name, class, county and location: USGS Geographic Names Information System (public domain).