What Year Was the Sylmar Earthquake?
The Sylmar earthquake is dated to 1971 , specifically on February 9, 1971 , at about 6:00 am local time. Officially known as the San Fernando earthquake, it ruptured near the Sa...
Read articleTopic Hub
earthquakes
Explore 2 published pages in the earthquakes topic hub, grouped to strengthen topical relevance, internal discovery, and crawlable archive navigation.
Cluster Articles
Pages linked into this editorial category.
How long did the 1971 Sylmar earthquake last?
The 1971 Sylmar earthquake struck the San Fernando Valley region of Los Angeles on February 9, 1971. Strong shaking typically lasted 12 to 15 seconds , with the ground motion pe...
Read article