Keystone Lake
Reservoir in Armstrong County, Pennsylvania · on the USGS Rural Valley quadrangle
40.75053, -79.28801
Maps that show Keystone Lake
Get them in the map app
Rural Valley, PA
Detailed map of terrain, trails and roads
USGS topo, 2023
Rural Valley, PA
Old map for history, not navigation
USGS historical 15-minute topo (1901)
Rural Valley, PA
Old map for history, not navigation
USGS historical 15-minute topo (1903)
Bureau of Land Management Eastern States Overview map
BLM Eastern States (2019)
IFR Enroute Low Altitude Chart L-29 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-30 (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
Name, class, county and location: USGS Geographic Names Information System (public domain).