The third-largest earthquake in Oklahoma was likely triggered by underground disposal of wastewater from oil and natural gas production, the U.S. Geological Survey found in a report issued Monday. The magnitude 5.1 quake that struck northwest of Fairview in February …
With no signs earthquakes will stop rumbling in the state anytime soon, Oklahoma museums and schools are being targeted to participate in a nationwide citizen science project that tracks – or catches – seismic activity to learn more about quakes …
A 5.8-magnitude earthquake and a series of smaller aftershocks in Oklahoma led to the discovery of a new fault line and stoked fears among some scientists about activity along other unknown faults that could be triggered by oil and gas …
The 37 wastewater disposal wells to be shut down in north-central Oklahoma, where a 5.6 magnitude earthquake struck this weekend, are just a fraction of the state’s total number. There are about 4,200 total wells across the state and about …
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 Wednesday it has ordered the closure of 17 additional …
Oklahoma residents have agreed to dismiss two lawsuits claiming several drilling companies triggered earthquakes that damaged homes. Brenda Lene and Jon Darryn Lene filed a lawsuit against multiple companies in February. The couple alleged that wastewater disposal wells caused earthquakes …
The Oklahoma Geological Survey is studying the relationship between seismic activity and wastewater injection wells with a survey in the Arbuckle formation. Sensors will be placed into several injection wells in the Arbuckle group to take various measurements. The Enid …
As the number of earthquakes in Oklahoma exploded into the hundreds in the last few years, nearly a dozen insurance companies moved to limit their exposure, often at the expense of homeowners, a Reuters examination has found. Nearly 3,000 pages …
State regulators asked oil and natural gas producers in central Oklahoma to decrease their wastewater disposal operations to try to temper the sharp increase in the number and severity of earthquakes in the energy-rich state. The proposal released by the …
Gov. Mary Fallin approved the use of nearly $1.4 million in state emergency funds Thursday for state agencies working to reduce the increasing number of earthquakes that have been linked to the disposal of oil and gas wastewater in Oklahoma. …