The study involved digging a trench 15 meters long and up to 3 meters deep into the San Gabriel mountains. Evidence for Shared Earthquakes Between San Andreas and San Jacinto Faults Evidence for ...
Eastern San Gabriel Mountains and San Gabriel Valley were placed under a report for strong thunderstorms by the National Weather Service on Friday at 3:33 p.m. The alert is in effect until 4:30 p ...
After Sunday afternoon’s 4.1 magnitude earthquake struck, a succession of quakes ranging from M2.6 to M3.2 shook California every day this week ...
President Biden on Thursday expanded the San Gabriel Mountains National Monument by nearly a third in an action that was widely praised by the Indigenous leaders, politicians, conservationists and ...