Ohio makes strongest link yet between shaking and fracking
Ohio officials say hydraulic fracturing probably caused a series of small earthquakes last month, which would make them the largest quakes in the United States linked to the oil and gas production process.
Kan. considers 'traffic light' approach to limit fracking-linked quakes
Oil-and-gas wastewater wells would have to slow or possibly stop their operations if earthquakes happen within their vicinity, under a proposal working its way through Kansas' regulatory system.
Skeptical Texas officials plan hearings on quake-fracking link
A Texas legislative committee will hold hearings in May to determine how to address a series of earthquakes that some residents believe are linked to natural gas production.