
Lake Mathews dominates the northern landscape of this Riverside County quadrangle, a vital reservoir held by the Mathews Dam and fed via the Colorado River Aqueduct. The map reveals a complex water management infrastructure, including the Outlet Tower and a high-elevation spillway, set against the backdrop of the El Sobrante De San Jacinto boundary.
39 named features on this map. Tap any name to fly to it.
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5 editions found
1901 · Southern California Sheet No. 1
USGS Topo · 1:250,000
1901 · Elsinore
USGS Topo · 1:125,000
1901 · Riverside
USGS Topo · 1:62,500
1902 · Corona
USGS Topo · 1:125,000
1904 · Southern California Sheet No. 1
USGS Topo · 1:250,000
1942 · Lake Elsinore
USGS Topo · 1:62,500
1942 · Corona and Vicinity
USGS Topo · 1:31,680
1942 · Riverside and Vicinity
USGS Topo · 1:31,680
1942 · Santiago Peak
USGS Topo · 1:62,500
1942 · Corona
USGS Topo · 1:62,500