Findings based on mini “lab quakes” in a controlled setting could help researchers assess the likelihood of future quakes in vulnerable regions. Earthquakes are driven by energy stored up in rocks ...

Simulated seismic intensity patterns for the 5 September 2022 Mw 6.6 Luding earthquake in southwest China, calculated from peak ground velocity in the 0.02–0.5 Hz frequency range. Although the same ...

USGS scientist Erin Wirth deploys nodal seismometers in northern Oregon. The goal of this study is to better understand the hazards associated with the Cascadia Subduction Zone. A new look at the Juan ...

WINNSBORO — An earthquake shook the ground 11 miles northwest of Winnsboro, S.C., on April 21 in an early morning event which was soon followed by a second earthquake a little over an hour later in ...

SAN RAMON — Just when it seemed over, the ground began shaking again: A string of more than 50 small earthquakes Monday ended what had been a recent break from weeks of temblors in the East Bay While ...

The Hayward fault, part of the larger San Andreas fault system, runs 74 miles through the East Bay of the San Francisco Bay Area. The fault is overdue for an earthquake that could cause extensive ...