U.S. Geological Survey News

Earthquake Confirmed in Northern California

A magnitude 3.9 earthquake rattled parts of Northern California on Sunday morning, the U.S. Geological Survey confirmed. The earthquake was reported at 6:44 a.m. about 14 miles from Chico. The quake was felt 25 miles away in Paradise, a town …

Los Angeles Shelving ShakeAlertLA Quake Warning App

The city of Los Angeles is retiring its local earthquake early warning app and encouraging residents to download the statewide app that was subsequently deployed. ShakeAlertLA was launched in 2018 and has been downloaded 920,000 times, the office of Mayor …

Magnitude 7.8 Quake Hits Alaska Isles, Tsunami Threat Didn’t Materialize

A powerful 7.8 earthquake struck the Alaska Peninsula late Tuesday, triggering a tsunami warning that sent residents fleeing to higher ground before it was called off without any damaging waves. Hundreds wore masks against the spread of the coronavirus as …

Increased Seismic Activity in Hawaii Not Considered A Danger

An increase in seismic activity around the youngest Hawaii volcano poses no immediate danger to the Big Island, geologists said. The U.S. Geological Survey Hawaiian Volcano Observatory said more than 100 earthquakes were detected around Loihi Seamount between Monday and …

M4.5 Earthquake Confirmed in Southern California Desert

A moderate earthquake shook a remote desert area east of San Diego Sunday, but there were no immediate reports of damages or injuries, the U.S. Geological Survey confirmed. The magnitude 4.5 quake struck at 3:07 p.m. and was centered about …

M5.2 Earthquake Rattles California-Nevada State Line

An earthquake with a preliminary magnitude of 5.2 rattled the remote California-Nevada state line but no damage or injuries were reported. The quake just struck after 7:36 a.m. Saturday and was centered near Bodie, a former gold-mining town that is …

M4.7 Earthquake Confirmed off Coast of Northern California

A magnitude 4.7 earthquake struck Sunday morning off the coast of Northern California, the U.S. Geological Survey confirmed. The quake hit at 8:27 a.m. about 50 miles west of Ferndale, a coastal town of 1,300 people. A police dispatcher said …

Large Earthquake off Coast of Northern California Confirmed

A magnitude 5.9 earthquake struck a spot off the coast of Northern California on Sunday, the U.S. Geological Survey confirmed. The earthquake hit at 6:59 p.m. and was centered in a spot 55.5 miles west of Ferndale, a town of …

4.6M Earthquake Confirmed in Southern California Desert

A small earthquake rattled the Southern California desert on Friday, but there were no immediate reports of damage or injuries, the U.S. Geological Survey has confirmed. A temblor with a preliminary magnitude of 4.6 struck at 7:03 p.m. and was …

Earthquake Felt in Eastern Tennessee, Kentucky

A small earthquake hit East Tennessee on Monday, officials said. The U.S. Geological Survey said a magnitude 3.8 earthquake struck near Fincastle, Tennessee in Campbell County. A USGS map showed it was felt around East Tennessee and southern Kentucky. It …