Study Says Earthquakes Are Increasing in U.S. Oil Regions June 15, 2021 The number of noticeable earthquakes has been increasing year after year since 2017 in the key oil producing regions of...
7 Quakes Recorded in Oklahoma on Nov. 30; 1 a Magnitude 4.7 December 2, 2015 By Sean Murphy, The Associated Press At least seven earthquakes rattled north-central Oklahoma on Monday, Nov. 30, including one felt 300 miles away in Iowa, prompting...