A dramatic increase in the rate of earthquakes in the central and eastern U.S. since 2009 is associated with fluid injection wells used in oil and gas development, says a new study by the University of Colorado Boulder and ...
Earth Sciences
Jun 18, 2015
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A natural gas extraction company controlled by energy giant Exxon Mobil sought to prove Wednesday that it is not to blame for a recent rash of small earthquakes in North Texas, telling a powerful state agency that it believes ...
Earth Sciences
Jun 11, 2015
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A seismology team led by Southern Methodist University (SMU), Dallas, finds that high volumes of wastewater injection combined with saltwater (brine) extraction from natural gas wells is the most likely cause of earthquakes ...
Earth Sciences
Apr 21, 2015
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Swarms of small quakes rippled up from unknown faults beneath the soil. They rustled Cleburne, Azle and Irving. Fifteen recent earthquakes around the old Texas Stadium in Irving site included the strongest yet in Dallas County, ...
Earth Sciences
Jan 14, 2015
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65
The deep injection of wastewater underground is responsible for the dramatic rise in the number of earthquakes in Colorado and New Mexico since 2001, according to a study to be published in the Bulletin of the Seismological ...
Earth Sciences
Sep 15, 2014
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States where hydraulic fracturing is taking place are experiencing unprecedented earthquake activity.
Environment
Jul 15, 2014
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The U.S. Geological Survey has recorded seven small earthquakes shaking central Oklahoma in a span of about 14 hours.
Earth Sciences
Jul 14, 2014
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0
Seismologists from SMU will deploy a variety of seismic monitors in and around Azle, Texas, to study the recent burst of small earthquakes that have been occurring in the area northwest of Fort Worth.
Earth Sciences
Dec 11, 2013
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Large earthquakes from distant parts of the globe are setting off tremors around waste-fluid injection wells in the central United States, says a new study. Furthermore, such triggering of minor quakes by distant events could ...
Earth Sciences
Jul 11, 2013
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Storage and treatment of liquid drilling wastes, air emissions of methane, water withdrawals for drilling, and site construction are among the biggest problems facing shale gas drilling.
Environment
Jun 20, 2013
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