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Tag Archives: oklahoma geological survey

Oklahoma Gov. approves $1.4M in state funds for earthquake research

First research links California quakes to oilfield injections

OKLAHOMA CITY — Gov. Mary Fallin approved the use of nearly $1.4 million in state emergency funds Thursday for state agencies working to reduce the increasing number of earthquakes that have been linked to the disposal of oil and gas wastewater in Oklahoma. Speaking at The Associated Press’ annual Legislative Forum, Fallin also said she will unveil a plan for ...

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Disposal well plan expected after latest Oklahoma quakes

Injection well used to dispose of oil field wastewater. (Image: Faces of Fracking via Flickr)

OKLAHOMA CITY — The Oklahoma Corporation Commission was working Wednesday to finalize a plan for wastewater disposal well operators to shut down or reduce volume in north-central Oklahoma, which has been rattled by a swarm of earthquakes. Commission spokesman Matt Skinner said the agency’s oil and gas division was working on a plan that could be released this week. The ...

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Series of moderate earthquakes continue in northern Oklahoma

MEDFORD, Okla. — A series of moderate earthquakes continues to shake northern Oklahoma, near the Kansas border. The U.S. Geological Survey recorded a 3.5 magnitude earthquake nine miles northwest of Medford at 10:04 p.m. Saturday and a 3.4 magnitude quake in the same area at 2:29 a.m. Sunday. A 2.9 magnitude quake was recorded in the area at 9:31 a.m. ...

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Oklahoma records eighth moderate earthquake for the week

A duo of moderate earthquakes shook northern Oklahoma Saturday, bringing the total of quakes registering a 3.0 magnitude or greater across the state to eight on the week. A 4.4 magnitude quake was recorded by the U.S. Geological Survey at 4:20 a.m. about 18 miles southwest of Medford and about 100 miles northwest of Cushing. Cushing is where the world’s ...

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Oklahoma agency reveals new well plans in the Cushing area

CUSHING, Okla. — The Oklahoma Corporation Commission says it is imposing new operating guidelines for oil and gas wastewater disposal wells in an area of north-central Oklahoma that has experienced frequent earthquakes. The commission says the plans were developed following an analysis of disposal well and seismicity data in the Cushing area. Officials say the guidelines will change the operation ...

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Continental Resources CEO withdraws defamation lawsuit

continental resources

OKLAHOMA CITY — Continental Resources CEO Harold Hamm has withdrawn a defamation lawsuit against a fellow oilman for a Facebook post that was critical of him. Hamm didn’t list a reason in his court filing last week to dismiss his lawsuit against Mickey Thompson. Thompson had posted a link on his Facebook to an Energywire news story back in June. ...

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Oil industry report defends wastewater injection

Scientists know wastewater injection wells are responsible for earthquake swarms in Oklahoma. Stopping the quakes is another matter. In 2014, Oklahoma recorded 585 earthquakes of 3.0 magnitude or greater. Thus far in 2015, United States Geological Survey data reveals more than 500 earthquakes of magnitude greater than 3.0 has occurred in the state, including 16 quakes with a 4.0 magnitude ...

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Magnitude 4.1 earthquake hits central Oklahoma

OKLAHOMA CITY — The U.S. Geological Survey has reported a 4.1 magnitude earthquake in central Oklahoma. The agency recorded the tremor Monday evening about 5 miles west of Langston. It was recorded at a depth of 2.4 miles. Similar sized earthquakes can be felt more than 60 miles from the source and can cause minor damage. The Oklahoma Geological Survey ...

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Oklahoma earthquakes: USGS continues to look at increase

There have been more than 500 magnitude 3.0 or greater earthquakes in Oklahoma this year, up significantly from 109 in 2013 and just 35 in 2012, according to U.S. Geological Survey officials. As of Monday, there had been 539 of the higher magnitude quakes in 2014, with 19 being magnitude 4.0 or greater. USGS officials focused on magnitude 3.0 or ...

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Scientists see fracking as cause of earthquakes in heartland

Two pen seismograph for drilling operation. (Getty Images via NewsCred)

WASHINGTON – Evidence is growing that fracking for oil and gas is causing earthquakes that shake the heartland. States such as Oklahoma, Texas, Kansas and Ohio are being hit by earthquakes that appear linked to oil and gas activity. While the quakes are far more often tied to disposal of drilling waste, scientists also increasingly have started pointing to the ...

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