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Thursday, July 11, 2013

Quakes trigger tremors at US gas sites

Quakes trigger tremors at US gas sites

Ninemsn -
Large earthquakes around the world have been found to trigger tremors at US sites where wastewater from gas drilling operations is injected into the ground, a US study says. Sphinx unearthed in Israel baffles experts · World's largest building opens.

US earthquake increase tied to disposal well boom

Wastewater, increasingly injected into deep disposal wells amid the energy boom, appears to be the culprit in an increase in U.S. quakes. Story Highlights. Earthquakes have increased in places where they usually don't happen, seismic records show; The ...

Wastewater Injection Study: Distant Earthquakes Can Impact Fault Zones Near ...

Huffington Post -
LOS ANGELES (AP) — The powerful earthquake that rocked Japan in 2011 set off tremors around a West Texas oil field, according to new research that suggests oil and gas drilling operations may make fault zones sensitive to shock waves from distant big ...

UPDATE 1-Study raises new concern about earthquakes and fracking fluids

Reuters -
Thu Jul 11, 2013 4:53pm EDT. (Updates with comment from outside expert, paragraphs 16, 18; changes headline). By Sharon Begley. NEW YORK, July 11 (Reuters) - Powerful earthquakes thousands of miles (km) away can trigger swarms of minor quakes ...

Wastewater Wells, Geothermal Power Triggering Earthquakes

NPR - ‎3 hours ago‎
The continental U.S. experiences small earthquakes every day. But over the past few years, their numbers have been increasing. Geoscientists say the new epidemic of quakes is related to industrial wastewater being pumped into underground storage wells.

Fracking Wastewater Disposal Seen Linked to Earthquakes

Businessweek -
Disposing of wastewater from hydraulic fracturing may make fault zones more prone to earthquakes, according to researchers from Columbia University and the University of Oklahoma. The researchers found a “profound” increase in the number of ...

Fracking Wastewater Disposal Linked to Remotely Triggered Quakes

National Geographic - ‎7 hours ago‎
Water impoundments like this one beside a Colorado oil rig are typical at hydraulic fracturing sites. Underground disposal of the wastewater after fracking may increase seismic risks from remote earthquakes, a new study says. Photograph by Lynn Johnson, ...

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