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Industrial

Scientists debate link between Oklahoma earthquakes, fracking wastewater

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Research on the effect of injecting fracking wastewater on seismic activity in the state of Oklahoma has divided the U.S. scientific community.
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Study dispels myth about disproportionate wastewater production from fracking wells

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Natural gas wells where hydraulic fracturing is used generate less wastewater per unit of gas recovered compared to conventional wells.
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Oklahoma considers rule changes for wastewater disposal wells

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Under proposals being considered by the Oklahoma Corporation Commission, operators of wastewater disposal wells could find themselves obliged to supply local regulators with more information.
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Kentucky oil well operators plead guilty to illegal wastewater discharges

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Persistent violations of the Safe Drinking Water Act have resulted in a two-year probation sentence for Kentucky oil well operators Charles L. Stinson and Ralph Dowell.
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Radioactivity in fracking water reduced with new method

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The method mixes fracking wastewater with acid drainage from mining operations or with salty water to create easily removable solids.
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Chilean mines may be required to use desalinated water

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Chilean members of parliament are proposing a bill that would require mining companies to use desalinated water in mining processes, in a bid to reduce fresh water consumption while meeting the industry's growing water needs.
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Fracking-related water contamination confirmed in several states

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At least three states -- Pennsylvania, Ohio and West Virginia -- have confirmed water pollution in response to complaints related to hydraulic fracturing operations.
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Pennsylvania treatment plant extracts oil, salts from fracking wastewater

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A new technology will allow the facility to further process the brine produced after treating the oil and gas production water and separate the metals within it.
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Fracking company to pay record fine for Clean Water Act violations

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U.S. fracking company Chesapeake Energy has been hit with the largest civil penalty ever imposed for water contamination.
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Canadian researchers find artificial sweeteners in river

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A team of Canadian researchers has detected high concentration levels of artificial sweeteners used in the food and beverage industry in the Grand River, near Ontario, suggesting that wastewater treatment plants are unable to remove them from the water supply system.
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