A minor, 3.3-magnitude earthquake struck in Northern California on Monday, according to the United States Geological Survey.

The California Geological Survey announced Thursday a new, interactive tsunami hazard map is online for Orange County that officials say can be helpful in planning evacuations should one of the ...

SAN JOSE, Calif. (AP) — California geology officials have released an updated state seismic activity map that they hope will improve earthquake preparedness and construction decisions. ...

Developed by the California Geological Survey, these regulatory Alquist-Priolo Earthquake Fault Zone maps detail where local governments must require site-specific geologic and engineering studies ...

SACRAMENTO -- The California Geological Survey has released updated tsunami hazard maps for seven counties to help users determine whether they are in areas at risk for inundation and for planning.

The California Geological Survey and the Governor’s Office of Emergency Services released an update to the state’s tsunami hazard area map, with the latest changes concentrated on seven ...

Keywords San Andreas Fault, California, earthquakes, geology, tectonic plates, urbanization, seismic activity, fault system, creep, monitoring More for You Impeachment overhaul passes Texas Senate ...

The Geology Fire, California’s first 1,000-acre wildfire of the year, has closed hiking and camping areas in Joshua Tree National Park. The fire started around 4 p.m. Saturday, June 10, along ...

The California Geological Survey has released updated tsunami hazard maps for seven counties to help users determine whether they are in areas at risk for inundation and for planning.

The latest version of the U.S. Geological Survey’s earthquake hazard model, issued last week, shows “a chance for greater shaking” from earthquakes in California than previous iterations ...

A semester-long course followed by a two-week field trip to California. Field work will include a series of exercises ranging in duration from a few minutes to a full day. The goal is to give you ...

The new maps were finalized after review by local government entities, the public and the state mining and geology board. California Geological Survey Location map and geologic profile at Locality 1b.