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The U.S. Geological Survey is upgrading the strength of an earthquake that shook the state on Sept. 3 to 5.8 magnitude. That change makes the Labor Day…
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A former research seismologist with the Oklahoma Geological Survey says agency leaders and other state officials fostered a culture of hesitation and…
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For the past three decades, the state averaged about 50 quakes a year. Last year, there were almost 3,000. Some geologists say the state's oil and gas industry might be to blame for the increase.