1971 San Fernando earthquake - Alchetron, the free social encyclopedia

50 years ago, the Sylmar earthquake shook L.A., and nothing's been the same since

San Fernando Valley earthquake of Feb. 1971, part1

🚨California: 98 Earthquakes In 24 Hours | Major Fault Zone Southern California’s live USGS map is showing 98 earthquakes in the last 24 hours in the region I am tracking, with many of those tiny tremors lining up along major fault trends. On the surface, 98 sounds extreme, but this is where the deeper story starts. USGS estimates that Southern California averages around 10,000 earthquakes every year. That is roughly 25–30 quakes per day on average, and most of them are so small that nobody feel

4.6-magnitude earthquake shakes Southern California on anniversary of deadly 1971 San Fernando quake