The U.S. Geological Survey has awarded $4 million to four universities in the Pacific Northwest and California to boost the development of earthquake early warning systems.
A magnitude 3.3 earthquake struck in San Jose Wednesday afternoon the USGS reported.
A magnitude 6.3 earthquake struck in Alaska Tuesday evening, but there was no immediate tsunami threat.
A magnitude 7.0 earthquake Monday afternoon in Indonesia, but there was no immediate tsunami threat.
A small earthquake hit the coast of Mendocino County Monday morning.
A magnitude 4.2 earthquake rattled inland Southern California but there were no reports of damage or injury.
Three aftershocks rattled the Fremont area overnight after a 4.0 earthquake struck Tuesday morning.
A magnitude 3.2 earthquake hit an area near Clearlake Tuesday evening after a 4.0 magnitude earthquake hit the Fremont area earlier in the morning.
The fault that produced a 4.0-magnitude earthquake in Fremont early Tuesday morning is expected to produce a major earthquake “any day now” and Bay Area residents should be prepared, a U.S. Geological Survey scientist said.
A 4.0 magnitude earthquake struck the East Bay early Tuesday morning.