Humans Behind Strongest Oklahoma Quake | Fluid Injection & Hydrofracking | LiveScience
Map of shaking intensity from the magnitude 5.6 earthquake that hit Oklahoma on Nov. 5, 2011.
CREDIT: usgs
SAN DIEGO — On the night of Nov. 5, 2011, as midnight approached, a magnitude-5.6 earthquake rocked central Oklahoma, the state's most powerful quake ever recorded. The shaking injured two people, destroyed 14 homes, and bent a local stretch of highway.
Research presented here at the annual meeting of the Seismological Society of America today (April 18) suggests the quake could be related to an industrial practice of injecting fluids deep into the Earth.
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Full article at livescience.com
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