(September 8, 2016, 12:48 PM EDT) -- OKLAHOMA CITY — The Oklahoma Corporation Commission (OCC) on Sept. 7 announced that it was implementing a mandatory shutdown of certain hydraulic fracturing disposal wells in response to an earthquake near Pawnee, Okla.

Disposal Wells

Specifically, the OCC’s Oil and Gas Division (OGCD) is shutting down all Arbuckle disposal wells within a 725-square-mile area based on the location of an earthquake that occurred on Sept. 3 and measured 5.8 on the moment magnitude (Mw) scale, according to the U.S. Geological Survey (USGS).

The area where fracking...