When oil and gas wastewater is injected underground at a faster rate, it seems to cause more earthquakes.
New research suggests that the link between seismic activity and oil and gas production activities may vary by region.
A new report estimates that the global market for produced water treatment services will be worth more than $8.0 billion by 2019, rising at a compound annual growth rate (CAGR) of 5%.
A new study suggests that wastewater wells are linked to an increase in seismic activity in Colorado and New Mexico.
Oil and gas waste injection has been halted at 11 sites in California following orders issued by the state's Division of Oil and Gas and Geothermal Resources.
Colorado officials recently suspended injections of fracking wastewater underground, following the discovery that disposing of wastewater in a local well might be linked to seismic activity in the area.
EPA has changed its mind on giving the green light to a 7,300-foot-deep injection well in Clearfield County, Pennsylvania.