Oklahoma Geological Survey. 4/21/2015 - The OGS considers it very likely that the majority of recent earthquakes, particularly those in central and north-central Oklahoma, are triggered by the injection of produced water in disposal wells.
Report: Man-made earthquakes shake over a dozen areas in US
Oklahoma Geological Survey seismologist Amberlee Darold installs a seismometer in southwest Oklahoma City, OK on January 26, 2015. She and other seismologists track earthquakes in effort to resolve a complex question. Is the dramatic uptick in earthquakes in their state related to oil and gas exploration? And if it is, what can be done to stop it without shutting down one of the state's largest economies? Lawsuits are making their way through the system alleging that injection wells, used to…
They can stop blaming fracking now "A chart of earthquake activity in Oklahoma from 1882 to 2013 is on display at the Oklahoma Geological Survey in Norman, Okla., Thursday, June 26, 2014. Earthquakes that have shaken Oklahoma communities in recent months have damaged homes, alarmed residents and prompted lawmakers and regulators to investigate what's behind the temblors and what can be done to stop them." (AP Photo/Sue Ogrocki)
5/5/2014 Mile for mile, there are almost as many earthquakes rattling Oklahoma as California this year. This major increase in seismic shaking led to a rare earthquake warning today (May 5) from the U.S. Geological Survey and the Oklahoma Geological Survey.
Earthquake Insurance Becomes Boom Industry in Oklahoma
As TIME reports: According to Amberlee Darold, a seismologist with the Oklahoma Geological Survey, it’s no longer a matter of debate that hydraulic fracturing of oil and gas wells, or fracking, causes earthquakes. “It’s known that fracking can cause earthquakes and has caused earthquakes.” http://time.com/2890114/oklahoma-earthquake-fracking-insurance/?utm_content=buffer25989utm_medium=socialutm_source=twitter.comutm_campaign=buffer
AUGUST 19, 2014 OKLAHOMA CITY — An earthquake rattled central Oklahoma at 7:41 am Tuesday morning. Emily Sutton and Lacey Lett were on the air on KAUT broadcasting when the quake hit. According to the US Geological Survey the quake measured 4.2. The Oklahoma Geological Survey is calling the quake a 4.3. The epicenter of this quake SSW of Guthrie, in the Liberty Lake area of southern Logan County.