Ranchita and San Felipe anchor this high-desert landscape in the San Diego back country, where the transition from mountain peaks to arid basins is defined by deep canyons and seasonal water sources. The Pacific Crest National Scenic Trail winds through the western half of the quadrangle, crossing Teofulio Summit and traversing the slopes above the San Felipe Valley. This terrain is marked by significant hydrological features such as Lithia Spring, Barrel Spring, and Oak Spring, which were vital for early travel and settlement in these rain-shadow environments.
62 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1903 · Ramona
USGS Topo · 1:125,000
1904 · Indio
USGS Topo · 1:125,000
1904 · Southern California Sheet No. 2
USGS Topo · 1:250,000
1931 · Vallecito
USGS Topo · 1:125,000
1939 · Warner Springs
USGS Topo · 1:62,500
1939 · Santa Ysabel
USGS Topo · 1:62,500
1939 · Borrego
USGS Topo · 1:62,500
1941 · Clark Lake
USGS Topo · 1:62,500
1942 · Clark Lake
USGS Topo · 1:62,500
1942 · Borego
USGS Topo · 1:62,500