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Oklahoma looks for answers on earthquakes

Central Oklahoma residents are demanding to know whether earthquake swarms that have shaken their homes and their nerves in recent months are caused by oil ...

Oklahoma Swamped by Surge in Earthquakes Near Fracking

Federal judge allows Sierra Club lawsuit against Oklahoma Gas and Electric Co. to proceed

A Sierra Club lawsuit challenging the legality of upgrades and emissions at an Oklahoma Gas and Electric Co. coal plant in Muskogee can proceed on ...

2011 Oklahoma Induced Earthquake May Have Triggered Larger Quake

In a new study involving researchers at the U.S. Geological Survey, scientists observed that a human-induced magnitude 5.0 earthquake near Prague, Oklahoma in November 2011 ...