Cape Mendocino stands as the westernmost point of California on this 2018 survey, where the terrestrial landscape of Humboldt County abruptly meets the Pacific Ocean. The coastline is defined by a dense cluster of offshore hazards, including the sprawling Blunts Reef and the isolated Fauntleroy Rock, which have long challenged Pacific navigation. Onshore, the terrain rises sharply from the beach into the heights of Cape Ridge, dissected by coastal drainages such as Bear River, Singley Creek, and Durr Creek. Transport through this steep, exposed environment is limited to the winding Mattole Rd and Cape Ridge Rd. Distinctive coastal landmarks like Sugarloaf Island, Steamboat Rock, and the passage at Devils Gate provide essential visual anchors for both maritime and land-based study of this uniquely positioned geographic terminus.
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1916 · Cape Fortunas
USGS Topo · 1:62,500
1921 · Cape Mendocino
USGS Topo · 1:62,500
1943 · Ferndale
USGS Topo · 1:62,500
1949 · Eureka
USGS Topo · 1:250,000
1950 · Cape Mendocino
USGS Topo · 1:62,500
1951 · Cape Mendocino
USGS Topo · 1:62,500
1951 · Ferndale
USGS Topo · 1:62,500
1958 · Eureka
USGS Topo · 1:250,000
1958 · Eureka
USGS Topo · 1:250,000
1959 · Ferndale
USGS Topo · 1:24,000