Last week the Environmental Protection Agency released a study that concluded that hydraulic fracturing, so-called “fracking” of oil and natural gas wells, does not contaminate drinking water, except in extremely unusual cases involving improper drilling techniques. The study should reduce the concerns of some of the technique’s vocal critics whose fears have led to restrictions on its use.
The EPA study reviewed the results from thousands of wells and found few faults with the drilling technique. When problems occurred, they stemmed from improperly sealed wells, which can affect any oil or gas well and not just those that utilize hydraulic fracturing.
Read more at http://www.cato.org/blog/epa-fracking-doesnt-affect-groundwater
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