Lake O'Neill
Reservoir in San Diego County, California · on the USGS Morro Hill quadrangle
33.32956, -117.32275
Maps that show Lake O'Neill
Get them in the map app
Morro Hill, CA — USGS 7.5-minute topo (2021)
USGS Topo Maps (public domain) · California
Public domain
Margarita Peak, CA — USGS historical 15-minute topo (1941)
USGS Historical Topo Maps (public domain) · California
Public domain
Margarita Peak, CA — USGS historical 15-minute topo (1942)
USGS Historical Topo Maps (public domain) · California
Public domain
Margarita Peak, CA — USGS historical 15-minute topo (1944)
USGS Historical Topo Maps (public domain) · California
Public domain
Margarita Peak, CA — USGS historical 15-minute topo (1954)
USGS Historical Topo Maps (public domain) · California
Public domain
IFR Enroute Low Altitude Chart L-07 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
IFR Enroute Low Altitude Chart L-04 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
IFR Enroute Low Altitude Chart L-03 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
IFR Enroute High Altitude Chart H-04 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
IFR Enroute High Altitude Chart H-03 (U.S.) — FAA, 2026-10-29
FAA IFR Enroute Charts (public domain)
Public domain
Name, class, county and location: USGS Geographic Names Information System (public domain).