The University of Colorado study also found that the Raton Basin earthquakes were more widespread than previously thought.
- Oklahoma now has a 1 in 8 chance of damaging quakes in 2016, surpassing California as the state with the highest probability.Read more
- After the earthquake struck, they began using social media to find out the extent of the damage, who needs help — even where aid groups are setting up shop.Read More
Man-made earthquakes in Colorado were first studied at Rocky Mountain Arsenal in the 1960s.
The earliest incidents in the state date back to the 1960s at Rocky Mountain Arsenal and as recently as last year in Greeley.
A new study links the spike in earthquakes in central Oklahoma to huge amounts of wastewater pumped underground by oil and gas operators.
The quakes seem to related to pumping water into the ground after fracking, but how and why?