Concerns over earthquakes spread to Texas

10-Jun-2015

The connection between wastewater injection wells and an alarming increase in the frequency of earthquakes is getting a lot more scrutiny these days.

First was Oklahoma, which has suddenly become the earthquake capital of the United States. The number of earthquakes with a magnitude of 3.0 or higher more than quadrupled between 2013 and 2014 in the state. The culprit? Scientists are becoming more confident that the injection of wastewater into disposal wells causes fault lines to "slip," contributing to the likelihood of an earthquake.

The issue has become highly contentious in Oklahoma. But now the controversy has spread to Texas, where a subsidiary of ExxonMobil is under the microscope. After a series of earthquakes struck near Dallas, Texas regulators are demanding answers.  (USA Today Charles Kennedy, Oilprice.com)

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