The state’s environmental regulator will hold a public hearing June 15 on its proposed rules for how the toxic wastewater can be reused. Here’s what you should know.

While residents smelled rotten eggs, the state’s environmental agency said it has not detected any air pollution.

Injecting saltwater back into the ground “is likely contributing to recent seismic activity,” the Railroad Commission of Texas has said.

An exclusive Inside Climate News analysis found that companies have spilled nearly 150 million gallons of toxic, highly saline wastewater in Texas over the last decade.