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350 kilometres (220 miles) were affected by ruptures in central and southern California. Although commonly referred to as the Fort Tejon earthquake, the epicentre is believed to have been situated much farther north, just south of Parkfield. Two fatalities were recorded. Its moment magnitude was measured at 7.9. -
The 1906 San Francisco earthquake was one of the biggest in U.S. history. It had a magnitude of 7.9 and hit near San Francisco. The shaking and fires destroyed most of the city. Over 3,000 people died, and many buildings were damaged or collapsed. -
The 1957 San Francisco earthquake happened on March 22 and had a magnitude of 5.7. It caused some damage in the city, but it was not very serious. No deaths were reported, and only a few people were injured. It reminded people that earthquakes can still happen at any time. -
The 1989 Loma Prieta earthquake hit California on October 17. It had a magnitude of 6.9 and caused major damage in the San Francisco Bay Area. The shaking collapsed buildings and a freeway, killing 63 people and injuring thousands. It also happened during a World Series baseball game, which helped raise awareness of the disaster. -
The 2004 Parkfield earthquake happened on September 28 in central California. It had a magnitude of 6.0. The quake caused some damage to roads and buildings, but no one was killed. Parkfield is known for small earthquakes, so scientists were studying the area when it happened.