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1968 Map of Las Pulgas Canyon

Name: 1968 Topographic Map of Las Pulgas Canyon
Creator: U.S. Geological Survey
Published: 1982
License: https://creativecommons.org/publicdomain/mark/1.0/

USGS Topo · Published 1982

About this map

Camp Pendleton Marine Corps Base dominates this coastal landscape, illustrating the military's transformation of the Santa Margarita Mountains and the shoreline of the Gulf of Santa Catalina during the mid-20th century. The map highlights a complex infrastructure of training grounds, including multiple areas designated as Rifle Range and a Landing Strip, alongside historical remnants like the Asistencia de Las Flores (Ruins). This mission-era estancia remains a significant cultural anchor near Las Flores Creek, marking the site's transition from Spanish pastoral lands to a high-activity Marine training facility.

Transportation corridors define the western edge of the quadrangle, where the San Diego Freeway and the Atchison Topeka and Santa Fe railroad run parallel between the mountains and the sea. Along this narrow corridor, small operational hubs like Agra, Las Flores, and Stuart appear as localized points of activity. To the east, deep incisions from Las Pulgas Canyon and Aliso Canyon break the terrain, leading toward the Santa Margarita River as it winds toward its coastal estuary.