Sunday night's 5.0 magnitude earthquake that hit Cushing, Okla., is the latest and, in some ways, the most troubling in a series of temblors that has rocked the Sooner State over the past few years. Earthquakes used to be almost unheard of on the vast stretches of prairie that unfold across Texas, Kansas and Oklahoma, but they've become common in recent years. This easy-to-understand video explains why Oklahoma is now the most seismically active place in the world. Some hazardous wastewater returns to the surface, so … Oklahoma is being pummeled by earthquakes, a phenomenon scientists have strongly tied to wastewater injection and the practice of fracking. However, earthquakes have occurred in Oklahoma and nearby states as a result of wastewater disposal. The USGS revised the magnitude from a 5.6 based on further in-depth analysis of seismic recordings.. But since they are self-inflicted, this … More than 80 have been recorded, and more than 50 of those were felt by people— far above the state average . A magnitude 5.8 earthquake struck in Oklahoma on September 3, 2016 at 12:02:44 UTC (7:02 am local time). At 5.8 magnitude, this ties it with the 2011 Virginia earthquake, which was determined after it struck to be the most powerful quake in the eastern United States in the preceding 70 years. There have been: (M1.5 or greater) 211 earthquakes in the past 24 hours 1,794 earthquakes in the past 7 days; 6,606 earthquakes in the past 30 days; 68,423 earthquakes in the past 365 days A new study highlights just how strong that connection is.

In fact, 2010 has been a banner year for Oklahoma earthquakes. Between 1980 and 2008 Oklahoma averaged less than two earthquakes per year.

The latest report on the recent earthquake epidemic in Oklahoma is out, and it's horrifying. Earthquakes shake Oklahoma and Texas – and locals want to know why This article is more than 5 years old States with historically few earthquakes …

Oklahoma … In 2015 Oklahoma had a record breaking 857. The 2016 Oklahoma earthquake occurred on September 3, 2016 near Pawnee, Oklahoma.Measuring 5.8 on the moment magnitude scale, it is the strongest in state history. This is Oklahoma’s largest recorded earthquake to date. The onset of Oklahoma’s earthquakes several years ago suddenly changed life in the north-central part of the state.