U.S. Geological Survey News

Numerous Quakes Recorded in Oklahoma over Past 2 Days

Several earthquakes have been recorded in northwest Oklahoma during the past two days, including one of magnitude 4.0. No injuries or significant damage have been reported. The U.S. Geological Survey reports a 4.0 and 3.5 magnitude quakes Friday afternoon near …

Study: Kansas’ Largest Earthquake Likely Caused by Wastewater Injection

The largest recorded earthquake in Kansas history was likely the result of wastewater injected into the ground by one or two nearby wells, according to a new study from the U.S. Geological Survey found. The 4.9 magnitude earthquake happened in …

USGS: Two Small Earthquakes Confirmed in Oklahoma

The U.S. Geological Survey has recorded four small earthquakes in northern Oklahoma. No injuries or damage are reported. A magnitude 3.1 quake was recorded at 6:10 a.m. Saturday 16 miles northwest of Fairview, 93 miles northwest of Oklahoma City. A …

USGS Confirms M3.1 Quake Hits in Oregon

The U.S. Geological Survey confirmed that a minor earthquake hit roughly16 miles northeast of Salem, Ore. The agency says a magnitude-3.1 temblor struck at about 9:29 p.m. Monday with an epicenter about three miles northwest of Woodburn. The agency reported …

California Governor Approves Early Earthquake Warning System

Californians will begin getting warnings of impending earthquakes through their cellphones, radios and other devices within the next year or two as the state ramps up a lifesaving early warning system, emergency management officials said. Gov. Jerry Brown has signed …

USGS: Quake Swarm Jostled Part of Southern California

A series of minor earthquakes rattled a rural area of Southern California near the U.S.-Mexico border this week, the U.S. Geological Survey reported. No injuries or damage were reported after more than 35 temblors struck in the morning in what …

USGS: Moderate Quakes Off Oregon, California Coasts

Scientists say two moderate earthquakes occurred off the Oregon and California coasts late Saturday and early Sunday but neither triggered a tsunami warning. The U.S. Geological Survey says a 5.0 earthquake occurred in the Pacific Ocean about 93 miles southwest …

4.3 Magnitude Earthquake Strikes Northern Oklahoma

The U.S. Geological Survey says a 4.3-magnitude earthquake struck extreme northern Oklahoma late Monday and was widely felt throughout parts of Kansas. No injuries or damage were reported. The earthquake was centered near the town of Wakita, which is right …

Small Quake Jolts San Francisco Bay Area: USGS

A small earthquake rumbled beneath the San Francisco Bay area on Tuesday and was widely felt across the region. The U.S. Geological Survey says the magnitude 3.5 temblor struck at 12:40 a.m. PDT and was centered just to the east …

Oklahoma Quake Insured Costs Uncertain; Swiss Re Suggests New Products Needed

Damage estimates of insured losses from the earthquake that hit Pawnee, Okla., in the north central part of the state on Sept. 3 likely won’t be available until early October, according to an insurance department spokesperson. In an email, Assistant …