Oklahoma is becoming a hotbed for earthquakes, and this special coverage page maps out every earthquake that happens in Oklahoma.

The last 25 earthquakes with a magnitude of 2.5 or higher within a 400-mile radius of Oklahoma City

Related Articles from NewsOK and The Oklahoman

  • Harold Hamm sues oilman for defamation over Facebook post

    By Brianna Bailey  Business Writer  Bbailey@Oklahoman.com  | Updated: Mon, Jun 29, 2015

    Continental Resources Chairman and CEO Harold Hamm is seeking more than $75,000 in damages over a Facebook post that accused him of trying to “squelch” science examining links between Oklahoma’s energy industry and earthquakes. Hamm filed a defamation lawsuit against oilman Mickey Thompson.

  • EnergyWire stands by story questioning OU, Oklahoma Geological Survey

    BY RANDY KREHBIEL, Tulsa World | Published: Mon, Jun 29, 2015

    A Washington, D.C., reporter who questioned the integrity of the University of Oklahoma and the Oklahoma Geological Survey in a story last week said Monday that he stands by his reporting. In a story published Sunday in the Tulsa World, OU President David Boren said it is “a bald-faced lie and...

  • News 9: Multiple Earthquakes Rattle Central Oklahoma Residents

    Published: Fri, Jun 26, 2015

    A series of earthquakes shook many Oklahoma residents awake late Thursday night and early Friday morning, News 9 reports. According to the U.S. Geological Survey, at least seven earthquakes have been reported in the Edmond, Guthrie area overnight. The first, a 3.6 magnitude, was recorded at...

  • EARTHQUAKES: University of Oklahoma developed quake position while asking oilman for $25 million

    Published: Tue, Jun 23, 2015

    Energy and Environment News has another story about Continental Resources Inc. founder Harold Hamm and earthquake research at the Oklahoma Geological Survey, which is housed at the University of Oklahoma. From the story: University of Oklahoma officials were seeking a $25 million donation from...

  • Oklahoma on record earthquake pace, up 90 percent from over a year ago

    BY COREY JONES, Tulsa World | Published: Mon, Jun 22, 2015

    The ground is trembling underneath the feet of Oklahomans at a record pace this year and by a wide margin, but the jury remains out on whether recent mitigation measures on injection wells will curtail the troubling trend. Through April 2015, the seismically active region centered in Oklahoma...

  • New studies address wastewater disposal link to Oklahoma earthquakes

    By Paul Monies Business Writer pmonies@Oklahoman.com | Updated: Thu, Jun 18, 2015

    Higher volumes of wastewater injection from oil and gas activities in parts of Oklahoma are correlated with an increase in earthquakes in the past five years, according to research published Thursday. Stanford University researchers F. Rall Walsh III and Mark D. Zoback looked at saltwater...

  • Powerful quake strikes off Japan; no tsunami warning

    By MARI YAMAGUCHI, Associated Press | Published: Sat, May 30, 2015

    The magnitude-8.5 offshore quake struck off the Ogasawara islands at a depth of 370 miles, the Japan Meteorological Agency said. The U.S. Geological Survey said the quake had a magnitude of 7.8 and a depth of 421 miles.

  • Budget cuts may jeopardize Oklahoma's earthquake response, corporation commissioner says

    By Paul Monies, Business Writer | Published: Wed, May 27, 2015

    Cuts and the use of special agency accounts to balance the state’s budget could jeopardize several programs at the Oklahoma Corporation Commission, which regulates everything from oil and gas to trucking and public utilities.

  • Bloomberg: Oil CEO Wanted University Quake Scientists Dismissed: Dean's E-Mail

    Published: Mon, May 18, 2015

    The billionaire CEO of Continental Resources told a dean at the University of Oklahoma that he wanted earthquake researchers dismissed.

  • KOKH: Could Oklahoma be poised for a major disaster?

    Published: Wed, May 13, 2015

    Cushing is known as the pipeline crossroads of the world and Oklahoma is the most seismically active state in the nation, KOKH reports. When you combine those two facts there is a potential for an environmental emergency that no one is prepared to face ...

  • EARTHQUAKES: Hamm says he wasn't pressuring Oklahoma scientist, but seeking information

    Published: Tue, May 12, 2015

    OKLAHOMA CITY -- Continental Resources Inc. founder, chairman and CEO Harold Hamm says he wasn't trying to bully Oklahoma's state seismologist when he sought a meeting in 2013 but simply trying to learn what proof the scientist had for saying hydraulic fracturing was causing earthquakes.

  • Half of disposal wells targeted by Oklahoma regulators over earthquake risks have lowered depths or volumes, Corporation Commission says

    By Paul Monies, Business Writer | Updated: Mon, May 11, 2015

    More than half of the wastewater disposal wells in areas of earthquake activity have cut their depths or lowered volumes since a directive issued by the Oklahoma Corporation Commission in March. The update comes as a coalition of environmental groups and concerned residents delivered a petition...

  • Oklahoma Geological Survey closing Leonard seismic observatory out of cost concerns

    BY RANDY KREHBIEL, Tulsa World | Published: Tue, Apr 28, 2015

    LEONARD — After more than a half-century recording the state's every shimmy and shake, the Leonard Geophysical Observatory will close this summer, Oklahoma Geological Survey Interim Director Rick Andrews confirmed recently. "The Leonard Geophysical laboratory is a very old facility," Andrews...



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