Iowa Public Television


Stories Tagged "USGS"

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Study: Strong Oklahoma quakes caused by industrial activity

posted on October 23, 2015 at 4:46 PM

A sharp rise in earthquakes in Oklahoma in the past 100 years is likely the result of industrial activities in the energy-rich state, such as oil and natural gas production, a new study suggests. Full Story

Study Indicates 2011 Oklahoma Earthquake Was Likely Man-Made

posted on March 28, 2013 at 12:05 PM

USGS geophysicist describe the pressure increase from injections as similar to blowing more air in a balloon, weakening the skin of the balloon Full Story

Displaying 1 to 2 of 2 results.