What's clear from the study is that while California's next "Big One" may share some characteristics of previously documented ...

The quakes struck near Rialto, Ontario and Lytle Creek in San Bernardino County, producing weak to light shaking, according ...

A magnitude 3.7 earthquake near Lytle Creek jolted awake residents across San Bernardino County, the latest in a string of ...

Several small earthquakes hit the Inland Empire early Wednesday morning, but there were no reports of damage. Ontario saw two quakes — measuring 3.5 and 3.2 magnitude — just after 1 a.m. That was ...

Multiple earthquakes shook Southern California hours after a tremor was felt on the East Coast on Aug. 5, according to data ...

Did you feel it? A 3.5 magnitude earthquake struck the Rialto area in San Bernardino County on Tuesday. The quake was ...

Multiple earthquakes shook Southern California hours after a tremor was felt on the East Coast on Aug. 5, according to data ...

A magnitude 3.5 earthquake struck in San Bernardino County on Tuesday afternoon, causing shaking felt as far as Los Angeles ...

A magnitude 3.5 earthquake was reported Tuesday at 4:54 p.m. in Rialto, according to the U.S. Geological Survey.

A magnitude 3.1 earthquake on Saturday, Aug. 2, 2025, shook the San Bernardino Mountain community of Big Bear Lake.

SAN FRANCISCO, CA (July 21, 2025) — The California Academy of Sciences and partners at The Marine Mammal Center can confirm the unfortunate news that 24 whales have died in the wider San Francisco Bay ...