Oklahoma Oil

Northern recent Oklahoma earthquakes blamed on wastewater injection

Two Oklahoma earthquakes Saturday, smaller quakes Sunday CUSHING, Okla. – A series of small earthquakes have been recorded across northern Oklahoma following two moderate earthquakes in the area on Saturday. The U.S. Geological Survey reported that nine quakes ranging in magnitude from 2.5 to 3.7 were recorded between 5:07 p.m. Saturday and 5:27 a.m. Sunday. No injuries

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