Eight earthquakes were recorded Thursday in Oklahoma, a state at the heart of the shale oil and natural gas industry, the U.S. Geological Survey reported. The largest of the tremors recorded by the USGS was a magnitude-4.2 event shortly before 3 a.m. local time in the town of Edmond, which is designated in a state area of interest. The Oklahoma Corporation Commission has ordered oil and gas operators to cut back on disposal well operations and closed some wells in response to increased seismic activity in those areas. There’s been no new well activity in the area in terms of drilling or hydraulic fracturing as of July, state regulators said after a recent outbreak. A statement from regulators, published by local KWTV News 9, said […]