wastewater injections News

Studies of Oklahoma’s Largest Earthquake Included in Seismology Journal

Oklahoma’s largest recorded earthquake affected geological structures both above and below ground last year, but experts caution there still is much that scientists don’t know the 5.8-magnitude temblor that struck near Pawnee. Ten separate academic studies into the Sept. 3 …

Report: Big Oklahoma Quake in 2011 Likely Manmade

An unusual and widely felt 5.6-magnitude quake in Oklahoma in 2011 was probably caused when oil drilling waste was pushed deep underground, a team of university and federal scientists concluded. That would make it the most powerful quake to be …