Forty Acre Pond
Reservoir in Auglaize County, Ohio · on the USGS Saint Marys quadrangle
40.57673, -84.38326
Maps that show Forty Acre Pond
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Saint Marys, OH
Detailed map of terrain, trails and roads
USGS topo, 2023
Spencerville, OH
Old map for history, not navigation
USGS historical 15-minute topo (1911)
Spencerville, OH
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-27 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-05 (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-10 (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).