Can hydraulic fracturing cause earthquakes? ///

During the last several years, there has been media speculation about the connection between earthquakes and oil and gas operations in general, and hydraulic fracturing in particular. For people who live near oil and gas producing areas, this can cause understandable anxiety and discomfort. Unfortunately, much of the discussion has been based on insinuation and not on credible scientific observation. This article reviews the subject from a purely technical point-of-view and offers a summary of the types of rock failure usually occurring as a result of drilling, completion and production activities, and existing theories connecting oil and gas operations with formation failure in general, and earthquakes in particular.

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