
Warner Hot Spring and the surrounding Valle de San Jose define this high-desert landscape in northern San Diego County. In the late 1950s, the area served a mix of recreational and military interests, characterized by the presence of the U S Navy Survival Training School and the Warner Springs Landing Field. The map records a transition from traditional ranching properties like Omaya Ranch and Chaney Ranch to modern infrastructure such as the Puerta La Cruz Conservation Camp and the Warner Union School. Water management is central to the local geography, with Lake Henshaw appearing at the southwestern edge, fed by the San Luis Rey River and Agua Caliente Creek. To the north, the terrain climbs toward the Cleveland National Forest and Aguanga Mountain, while smaller features like Deadman Hole and the Sunshine Summit mark the winding route through Dodge Valley.
46 named features on this map. Tap any name to fly to it.
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4 editions found
1903 · Ramona
USGS Topo · 1:125,000
1904 · Southern California Sheet No. 2
USGS Topo · 1:250,000
1939 · Warner Springs
USGS Topo · 1:62,500
1939 · Santa Ysabel
USGS Topo · 1:62,500
1939 · Palomar Mountain
USGS Topo · 1:62,500
1942 · Ramona
USGS Topo · 1:62,500
1943 · Santa Ysabel
USGS Topo · 1:62,500
1943 · Warner Springs
USGS Topo · 1:62,500
1947 · Ramona
USGS Topo · 1:62,500
1947 · Santa Ana
USGS Topo · 1:250,000