Santa Rosa City Schools campuses are being transformed this summer, but two campuses must undergo required earthquake studies ...

A magnitude 2.3 earthquake happened Thursday afternoon about 1.24 miles south--southeast of Madison in Lake County.

Near-shore tsunamis, those triggered by earthquakes just off the coast, could pose a particularly dire risk for California’s ...

A 5.6-magnitude earthquake struck near Lima, Peru on Sunday, shaking the region southwest of Callao. USGS reports ongoing ...

The Philippine Institute of Volcanology and Seismology (Phivolcs) on Monday acknowledged the possibility of future ...

When the island of Santorini was rattled by thousands of small earthquakes earlier this year, many people were left mystified ...

These neighborhoods join several others in the Fresno-Clovis area already designated as “moderate” or “high” fire severity ...

According to preliminary data from the U.S. Geological Survey, the quake occurred at 02:45 AM UTC, centered approximately ...

That earthquake activity has since subsided, but the monitoring activity has only ramped up. The Forest Service has granted the USGS permits for four new permanent monitoring stations for Mount Adams.

Tsunamis pose a risk to the entirety of the California coast. But should a major one strike, how bad could it be?

Geologists are putting their skills to the test studying hidden threats that lie beneath the feet of thousands of Kansas ...