California's Big Earthquakes

​​California's Largest Recorded Earthquakes Since 1800, Ranked by Magnitude

​​Magnitude​
Date
Location​
Damage
7.9Jan. 9, 1857Fort TejonTwo killed; 220-mile surface scar
7.8April 18, 1906 San FranciscoPossibly 3,000 killed; 225,000 displaced
7.4
Mar. 26, 1872Owens Valley
27 kille​d; three aftershocks of magnitude >6
7.4Nov. 8, 1980W. of Eureka* Injured 6; $2 million in damage
7.3July 21, 1952Kern County 12 killed; 3 magnitude >6 aftershocks in 5 days
7.3June 28, 1992Landers One killed; 400 injured; $9.1 million in damage
7.2Jan. 22, 1923Mendocino*
Damaged homes in several towns
7.2April 25, 1992Cape Mendocino 356 injuries; $48.3 million in damage
7.1Nov. 4, 1927SW of Lompoc* No major injuries; slight damage in 2 counties
7.1Oct. 16, 1999Ludlow Minimal damage due to remote location
7.1July 5, 2019Ridgecrest/Trona Preceded by M6.4 quake; no fatalities
7.0May 18, 1940El Centro 9 killed; $6 million in damage
6.9Oct. 17, 1989 Bay Area
63 killed; 3,753 hurt; up to $10 billion in damage
6.7Jan. 17, 1994 Northridge
57 killed; 9,000 hurt, up to $40 billion in damage
6.6Feb. 9, 1971San Fernando 65 killed; 2,000 injured; $505 million in damage​
6.4March 10, 1933 SE of Long Beach
115 killed; led to new building codes for schools

​ * Offshore quake

Note: California has more quakes than what made this list. Read more about California's big quakes and the damage they caused here; or dive into the geology and how to prepare on our Earthquakes and Faults page.