Old Millpond
Reservoir in Worcester County, Massachusetts · on the USGS Ayer quadrangle
42.53556, -71.57997
Maps that show Old Millpond
Get them in the map app
Hunt Map
Oxbow National Wildlife Refuge
Ayer, MA
Detailed map of terrain, trails and roads
USGS topo, 2024
Groton, MA
Old map for history, not navigation
USGS historical 15-minute topo (1893)
Groton, MA
Old map for history, not navigation
USGS historical 15-minute topo (1935)
Groton, MA
Old map for history, not navigation
USGS historical 15-minute topo (1936)
Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)
IFR Enroute Low Altitude Chart L-33 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-34 (U.S.)
FAA, 2026-10-29
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-10 (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).