A list of the biggest quakes in recent California history, measured by magnitude:

1. 7.3, Landers, Calif., June 28, 1992, three deaths

2. 7.2, Cape Mendocino, Calif., April 25, 1992

3. 7.2, Off coast of Northern California, June 14, 2005

4. 7.1, Hector Mine, Calif., Oct. 16, 1999

5. 7.0, Honeydew, Calif., Aug. 17, 1991

6. 7.0, Cape Mendocino, Calif., Sept. 1, 1994

7. 6.9, Loma Prieta, Calif., Oct. 18, 1989, 63 deaths

8. 6.7, Northridge, Calif., Jan. 17, 1994, 60 deaths

9. 6.6, San Simeon, Calif., Dec. 22, 2003, 2 deaths

10. 6.6, Off coast of Northern California, June 16, 2005

11. 6.2, Joshua Tree, Calif., April 23, 1992

12. 6.0, Central California, Sept. 28, 2004

13. 5.6, Sierra Madre, Calif., June 28, 1991, two deaths

14. 5.6, San Francisco Bay Area, Calif., Oct. 30, 2007

15. 5.4, Chino Hills, Calif., July 29, 2008