A massive 7.9 revised magnitude earthquake off Alaska’s remote Aleutian Islands has triggered a regional tsunami, with reports of water already leaving some harbors including Adak Harbor, as the waves begin to come in.
Seismologists recorded a 7.2 preliminary magnitude earthquake that struck New Zealand Monday.
The U.S. Geological Survey reported a magnitude 3.0 earthquake Saturday morning less than a mile northeast of Union City.
A small earthquake shook an area near Salinas Tuesday evening.
Caltrans inspectors last month found a damaged seismic expansion joint showing signs of premature wear on the westbound side of the Carquinez Bridge, agency officials said Thursday.
An earthquake with a preliminary of magnitude of 2.7 struck late Monday night near the Alameda County community of Ashland, according to the United States Geological Survey.
A light earthquake rattled an area in Humboldt County Monday afternoon.
Newly developed technology by a Scotts Valley company can give schools, cities, and businesses a 10 to 30 second advance warning of an earthquake depending on their distance from the epicenter.
The U.S. Geological Survey is reporting an earthquake Sunday evening in the west Los Angeles area.
Multiple small and one larger earthquake shook the eastern California town of Bridgeport overnight, with the strongest quake registering 4.0 magnitude.