Residents File Lawsuit Over November Earthquake In OklahomaFive companies are being sued over a magnitude 5.0 earthquake in a central city in Oklahoma.
After New Regulations, Oklahoma's Shakes Calm Down A BitThe rate of earthquakes in Oklahoma has dropped dramatically since late May, when the state limited wastewater injections into energy wells
Top Texas Official Says Injection Wells Can Cause QuakesA top Texas official says it's "possible" oil and gas wastewater being injected deep underground can cause earthquakes.
Quake Near Oklahoma Oil Hub Prompts Infrastructure ConcernsAn earthquake centered near one of the world's key oil hubs brought down building facades and shattered windows, triggering fears the temblor may have damaged key infrastructure and rendered century-old buildings unsafe.
Northern Oklahoma Rocked By 4.3 Magnitude EarthquakeOfficials with the U.S. Geological Survey say a 4.3-magnitude earthquake struck extreme northern Oklahoma late Monday and was widely felt throughout parts of Kansas.
3 Quakes Of Magnitude 4.0 Or More Hit Northwest OklahomaThree earthquakes capable of causing moderate damage have been recorded in northwestern Oklahoma.
U.S. Drilling States Issue Report On Handling Human-Induced EarthquakesA group of U.S. drilling states, seismologists, academics and industry experts issued guidance Monday in a frank new report on handling human-induced earthquakes caused by hydraulic fracturing or the disposal of fracking wastewater.
2 Injection Wells Shut Down, 1 Curbing Activity After Oklahoma Quakes The Oklahoma Corporation Commission says two oil and gas wastewater injection wells are shutting down and one is reducing operations in the Crescent area following several earthquakes.