Energy Policy Blog
By Edith Allison
The good news is that the number of injection-triggered earthquakes hitting Oklahoma is dropping. However, it is unclear what share of the drop is caused by state-mandated reductions in injection volumes and how much reflects the drop in oil production.
A handful of hydraulic fracturing-induced earthquakes are documented in Oklahoma, Ohio, Pennsylvania and Canada. A new study finds 0.2 percent of Western Canada Sedimentary Basin hydraulically fractured wells are associated with felt earthquakes.
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