While Oklahoma has a long history of seismicity, the state has seen a significant increase in earthquakes since 2013, with 881 measuring at or above a magnitude (M) of 3 on the moment magnitude scale, ...

The American Southwest is undergoing a spike in seismic activity. A new U.S. Geological Survey shows that a small basin on the New Mexico-Colorado border experienced 20 times more serious ...

In 2011, fracking was associated with a 3.8 magnitude earthquake in British Columbia, Canada; and that same year, in Blackpool, England, two earthquakes were directly linked to fracking operations.

By contrast, Oklahoma and Texas primarily rely on underground injection methods to dispose of fracking wastewater, and this had led to an increase in what geologists call “induced seismicity,” meaning ...

The good people of Oklahoma were rattled on Nov. 5 when the state was hit by its largest earthquake on record, a 5.6-magnitude temblor that... Sign Up for Our Ideas Newsletter POV Subscribe Subscribe ...

Since 2009, Oklahoma has seen a spike in earthquake activity, USGS said. Some of the earthquakes have been caused by hydraulic fracturing for fossil fuels - so-called “fracking”.

OKLAHOMA — There have been more earthquakes strong enough to be felt in Oklahoma this year than in all of 2013, overwhelming state officials who are trying to determine if the temblors are ...

However, there are now more earthquakes in the United States than before the fracking boom began. Between 1967 through 2000, there were an average of 21 earthquakes yearly above magnitude 3.0.

One of the strongest earthquakes in the history of Oklahoma hit near the town of Sparks on Saturday night. At 5.6 in magnitude, it was the bell-ringer of a series of shakes. What is not clear is ...

OKLAHOMA — There have been more earthquakes strong enough to be felt in Oklahoma this year than in all of 2013, overwhelming state officials who are trying to determine if the temblors are ...