A 4.0 earthquake hit near Ontario, CA, felt across the region with minor aftershocks; no significant damage reported.
Another earthquake shook the Los Angeles region Saturday night, following a September that saw above-average seismic activity.
A small earthquake with a magnitude of 2.7 rattled through the Santa Monica Mountains in Southern California early Wednesday ...
The California Earthquake Authority is set to increase its rates by an average of six-point-eight percent starting next year.