Environmental officials in Texas and other western states are moving ahead on plans to allow oil and gas companies to treat drilling wastewater and discharge it into rivers and streams, even as the Trump administration balks at endorsing the practice amid widespread questions about public health effects.

In a report last month, the Environmental Protection Agency not only outlined concerns from scientists and environmentalists about the toxins in the hundreds of billions of gallons of wastewater produced each year by oil and gas drilling, but also from oil companies themselves.

Read more from James Osborne with The Houston Chronicle here.