This was the second consecutive earthquake recorded in this part of the Palmetto State, and the 34th overall in 2025.

Over 300 minor earthquakes have been detected under the surface of Mount Rainier since the morning of Tuesday, July 8. The swarm is the first of its kind since 2009, and, according to Pacific Northwest Seismic Network Director Harold Tobin, the biggest ...

A 4.4-magnitude earthquake struck a little more than 2 miles north of La Verne Tuesday, and residents all over the Southland reported feeling the temblor. Residents reported feeling a shake from the San Fernando Valley all the way to Orange and Riverside ...

It's been a full week of earthquakes in California, including a 4.1 near Templeton that triggered an alert for residents. "This week is a bit busy," Minson said. "But earthquakes are not uniformly spaced out in space and time, so this is all within the normal variation for earthquakes."

The last significant quake swarm in the San Ramon area, in 2015, lasted 36 days and produced 654 tiny earthquakes, the largest a magnitude 3.6, said Roland Bürgmann, a professor of earth and planetary science at UC Berkeley and the UC Berkeley Seismology Lab.