09 Mar '12, 11pm

Fracking: Ohio Establishes Tough Regulations After Disposal Wells Cause 12 Earthquakes

Fracking: Ohio Establishes Tough Regulations After Disposal Wells Cause 12 Earthquakes

State officials have determined that at least 12 earthquakes that occurred in Ohio last December were caused by the injection of brine into hydraulic fracturing disposal wells. As a result of its findings [pdf], the state has established the nation's "toughest regulations" for the fracking disposal wells. Brine is a toxic by-product of the fracking process. According to the U.S. Environmental Protection Agency (EPA ), the safest way to dispose of it is to store it in underground wells. However, as residents of Youngstown, Ohio discovered, this technique can cause seismic shifts — the largest of the 12 earthquakes registered 4.0 on the Richter scale. Originally, geologists were skeptical the earthquakes were caused by the drilling of disposal wells and the subsequent injection of brine; but, after conducting in-depth research, they concluded this process did indeed facilita...

Full article: http://www.desmogblog.com/fracking-ohio-establishes-tough...

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