California Historic Landmarks

St. Francis Dam Disaster Site

Site Information

Approximate Location of the Dam Site
(Looking Upstream)
site photo
Landmark Number: 919
Location: 32300 N San Francisquito Canyon Rd, 9.2 mi N of Saugus, Los Angeles County
Marker Plaque: Official State Plaque


On March 12, 1928, just before midnight, the 185-foot concrete St. Francis Dam collapsed and sent over twelve billion gallons of water roaring down the valley of the Santa Clara River. Over 450 lives were lost.

Official marker plaque.
The marker plaque is located at the power station which is downstream of the former dam site.



Location and Vicinity Map

Detail Map

View larger map on OpenStreetMap or Google Maps

Home Sites Visited in Los Angeles County