Johnston Ridge
Ridge in Ventura County, California · on the USGS Topatopa Mountains quadrangle
34.61865, -119.03894
Maps that show Johnston Ridge
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Topatopa Mountains, CA
Detailed map of terrain, trails and roads
USGS topo, 2022
Lockwood Valley
Forest Service topo with road numbers
Forest Service FSTopo 7.5-minute quad
Topatopa Mountains
Forest Service topo with road numbers
Forest Service FSTopo 7.5-minute quad
Cuyama 30x60 Land Ownership (BLM Surface Management)
Land Ownership Maps from BLM Data · California
Los Padres National Forest
South — Forest Service forest map
IFR Enroute Low Altitude Chart L-07 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-04 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-03 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-04 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-03 (U.S.)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).