California's peak fire season tends to be summer and early fall, but most Californians know that they can happen any time of ...

A magnitude 3.4 earthquake struck Saturday morning north of The Geysers, with weak shaking reported in parts of Lake and ...

Several earthquakes with epicenters beneath the ocean surface rattled the Northern California coastline early Monday. The ...

A 3.2-magnitude earthquake shook the Northern California area, the U.S. Geological Survey reported. The more than 9-mile deep quake hit a little over half a mile south of Concord at 12:11 p.m. on ...

Figure 1: Map showing declustered seismicity in the ... Figure 5: Number of recording stations plotted as a function of earthquake magnitude for the study area. We find that most of the swarms ...

A series of moderate earthquakes, including a 4.4 magnitude temblor, struck early Monday morning off the coast of Northern California.

Lawrence Livermore National Laboratory could ‘revolutionize’ earthquake monitoring and provide researchers the ability to ...

Gov. Gavin Newsom on Thursday announced the launch of a new, first-in-the-nation tool to forecast and rank heat severity in ...

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