U.S. Geological Survey News

Oklahoma Quake Upgraded to 5.8 Mag, More Waste Wells Shut Down

Oklahoma drillers are being ordered to shut more fracking wastewater wells just as the U.S. Geological Survey is upgrading last weekend’s earthquake to a record magnitude. The Environmental Protection Agency said it has ordered the closure of 17 additional disposal …

5.6 Mag Oklahoma Quake Matches Record

Oklahoma registered one of its biggest earthquakes on Sept. 3 even after state regulators have beefed up limits on disposing oilfield waste and the rate of tremors had started to slow somewhat from unprecedented levels last year. The tremor in …

USGS: M3.3 Quake Shakes Parts of Northern Oklahoma

An earthquake has rattled parts of northern Oklahoma. The U.S. Geological Survey says the 3.3 magnitude earthquake was recorded shortly before 1 p.m. Monday about 17 miles west-southwest of Perry in Garfield County. The temblor was recorded at a depth …

USGS: Small Quakes Jolt Southern California Suburbs

A small earthquake rattled a populated swath of Southern California but there were no reports of damage or injury. The U.S. Geological Survey says the magnitude 3.0 quake hit at 12:17 a.m. Tuesday about a mile from Yorba Linda in …

Another Mag 4.0 Earthquake Reported in Northwest Oklahoma

The U.S. Geological Survey reports a 4.0 magnitude earthquake in northwestern Oklahoma. The USGS says the quake was recorded at 12:27 a.m. 12 miles northeast of Helena, about 85 miles northwest of Oklahoma City. There have been no reports of …

4.0 Magnitude Earthquake Hits Central Oklahoma

The U.S. Geological Survey says an earthquake that rattled central Oklahoma on Aug. 10 had a preliminary magnitude of 4.0. It struck shortly after 6 a.m. with an epicenter in Luther, about 23 miles northeast of Oklahoma City. The USGS …

Series of Small Quakes Hit Rural Northern California Area

A series of small earthquakes rattled a rural area of Northern California overnight. The U.S. Geological Survey says a magnitude-4.7 quake struck at 9:55 p.m. Wednesday about 20 miles east of Janesville in Lassen County. It was followed within minutes …

2 Minor Quakes Hit Northern Nevada: USGS

The U.S. Geological Survey confirmed two magnitude 3.1 earthquakes recently shook the Reno, Nev. area. The Nevada Seismological Laboratory at the University of Nevada, Reno, says the epicenter was about 3.7 miles north-northeast of Galena High School. The USGS says …

Minor Quake Shakes Remote California Farm Country

A minor earthquake has shaken farmland in California’s Imperial County south of the Salton Sea. The U.S. Geological Survey says the 5:55 a.m. Thursday quake had a preliminary magnitude of 3.7 and was centered four miles south of the city …

Quake Rattles Portions of North Central Oklahoma

An earthquake has rattled part of north central Oklahoma. The U.S. Geological Survey says a 3.1 magnitude earthquake was recorded at 12:32 p.m. Sunday about five miles northwest of Yale in Payne County. The earthquake was recorded at a depth …