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1947 Map of El Tranquillon

Name: 1947 Topographic Map of El Tranquillon
Creator: U.S. Geological Survey
Published: 1948
License: https://creativecommons.org/publicdomain/mark/1.0/

USGS Topo · Published 1948

About this map

Camp Cooke Military Reservation dominates the northern reaches of this coastal survey, where the Santa Ynez Mountains meet the jagged shoreline of the Pacific Ocean. Along this rugged stretch of the Santa Barbara County coast, the Southern Pacific railroad hugs the cliffs, passing through small rail stops at Arguello and Sudden. The landscape is defined by deep coastal canyons including Honda Creek and Cañada de la Espada, which drain the heights of Tranquillon Mountain toward the sea.

A significant military presence is documented by the U.S. Naval Radar Station perched high above the coast, while the prominent headland of Punta de la Concepcion marks a major geographic turn in the California coastline. Hydrographic data reveals a treacherous seafloor featuring Rocky Reef and The Espada, illustrating the navigational challenges that defined this era of maritime and rail transport.