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Catalogs of all southern California events recorded since 1932 can be accessed elsewhere. The earthquakes which are listed here are marked with colored squares indicating magnitude. The scale is as follows: Under magnitude 4.5. Magnitude 4.5 to 5.4.
Aug 12, 2024 · The magnitude 7.9 Fort Tejon earthquake (1857) shook 631 times more intensely than did either of the magnitude 5.1 earthquakes in La Habra (2014) and Ojai (2023). The Tejon quake also released 15,849 times the energy than did either of the two smaller quakes.
YearDateLocationTime2024Aug 6Bakersfield Area ‡9:092024Jul 29Barstow**1:002023Aug 20Ojai ‡‡2:41pm2014Mar 28La Habra ††9:09pmJul 25, 2019 · But along with familiar names -- like Loma Prieta and Northridge -- that evoke frightening memories, there are thousands of earthquakes each year in California that are too small to be felt. So,...
- Jonathan Lloyd
Nov 22, 2021 · The 1971 San Fernando earthquake struck to the northwest of Los Angeles with an estimated magnitude of 6.6 on the Richter scale. There were widespread infrastructure failures in particular the various healthcare facilities were damaged to a significant extent.
Dec 3, 2023 · Northridge, Los Angeles saw a dangerous 6.7 Mw earthquake on the morning of January 17th, 1994 that struck a densely populated area, leading to 57 deaths and over 1,000 injuries. Damages exceeded 20 billion dollars, with many buildings, roads, and overpasses destroyed.
Probabilistic seismic hazard map. The earliest known earthquake in the U.S. state of California was documented in 1769 by the Spanish explorers and Catholic missionaries of the Portolá expedition as they traveled northward from San Diego along the Santa Ana River near the present site of Los Angeles. Ship captains and other explorers also ...
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This website displays the felt effects for selected historical California earthquakes. By selecting an earthquake you can see a map of the area and intensity of shaking from that earthquake. Then by clicking on a city on the intensity map you can see what that location reported after the earthquake.
