USGS News

Magnitude 5.5 Earthquake Confirmed in California Desert Region

A magnitude 5.5 earthquake has jolted the region of California desert where a powerful quake last summer was followed by thousands of aftershocks, the U.S. Geological Survey confirmed. The USGS says Wednesday’s quake hit at a fairly shallow depth shortly …

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 …

Minor Earthquake Confirmed in California High Desert

A minor earthquake struck the Southern California high desert on Saturday and was was felt across the region, the U.S. Geological Survey confirmed. The USGS reports the 3.9-magnitude earthquake hit an area about 13 miles northeast of Barstow at 11:34 …

Puget Sound is an Earthquake Hot Zone, New Study Shows

Puget Sound has a 75% or greater chance of being struck by a damaging earthquake in the next 100 years, according to a new earthquake danger assessment by the U. S. Geological Survey. The Daily News reports for a region …

Quake Confirmed in Northern California Area Burned by Wildfire

A small earthquake has rattled a Northern California wine region where a huge wildfire was burning, the United States Geological Survey confirmed. The USGS reported the quake with a preliminary magnitude of 4.2 struck at 12:34 p.m. Sunday near the …

Massive Earthquake Shakes Alaska, Hitting Roads And Bridges Hard

A powerful earthquake jolted southern Alaska on Friday morning, buckling roads, disrupting rush-hour traffic and jamming telephone service in and around Anchorage, the state’s largest city, but there were no reports of serious injuries. The 7.0 magnitude quake struck about …

Small Quake Rattles West Central California Valley

A magnitude-4.0 earthquake rattled the rural west side of the San Joaquin Valley early, the U.S. Geological Survey confirmed. No damages were reported. The USGS reported the temblor occurred at 5:07 a.m. on Tuesday and was centered 6 miles northwest …

West Coast Quake Warning System up and Running

Automated alerts from the fledgling West Coast earthquake early warning system are ready to be used broadly by businesses, utilities, schools and other entities but not for mass public notification, officials said Wednesday. “We’re making a large change from a …

Small Temblor Shakes Inland Southern California Area

Some inland Southern California communities received an early morning jolt from a minor earthquake, the U.S. Geological Survey confirmed. The USGS says the magnitude-3.4 tremor occurred at 5:44 a.m. Thursday. The quake was centered 2 miles southwest of San Bernardino …

Small Earthquake Triggered by Minor KIlauea Explosion

A small explosion on the summit of Kilauea volcano has triggered an earthquake but there are no reports of damage. The U.S. Geological Survey says the magnitude 5.2 earthquake happened around 4:50 a.m. Saturday on the Big Island and felt …