"Only 10 percent of California's 7 million plus homeowners have earthquake insurance – and the number has dropped by more than half since the deadly quake" (2014)
You can get an estimate for an earthquake insurance policy with the California Earthquake Authority.
You can get an estimate for an earthquake insurance policy with the California Earthquake Authority.
[1] https://www.nbcnews.com/news/investigations/why-do-so-few-ca... [2] https://www.earthquakeauthority.com/