"Newly released emails reveal that lawyers and lobbyists for mining companies, developers and the agriculture industry had a hand behind the scenes in shaping Arizona’s newly adopted law on clean-water rules for rivers and streams."

"The Environmental Protection Agency’s (EPA) Office of Inspector General identified a decline in enforcement activity within the agency from fiscal 2007 through fiscal 2018 in a report released Thursday."

"A troubled refinery in St. Croix announced Wednesday evening it would temporarily halt operations after raining oil on local residents for the second time in just over three months."

"Officials with the Environmental Protection Agency on Tuesday spelled out significant concerns with the city's water system, including necessary fixes to maintain safe drinking water, following the worst water crisis Jackson has seen in recent history."

"An Upper Midwestern oil pipeline continued operating Wednesday, despite a shutdown demand from Michigan Gov. Gretchen Whitmer that the operator warned could lead to fuel disruptions similar to those resulting from a cyberattack on an East Coast system."

"Michigan Gov. Gretchen Whitmer threatened Tuesday to go after Enbridge’s profits from a Great Lakes oil pipeline if the company defies her order to shut it down."

"N.C. State researchers tested for PFAS in 31 dogs and 35 horses living near the chemical plant. They found at least one measurable type of PFAS in every dog tested and all but one horse. Some of the levels were staggering."

"EPA Administrator Michael Regan late last week intervened in what is being described as a civil rights case in the southeast side of Chicago, in an overburdened majority-Latino community where another car shredder is proposed."

"U.S. environmental regulators issued emergency fuel waivers on Tuesday to help alleviate shortages in reformulated gasoline in 12 states and the District of Columbia as supplies tighten five days after a cyberattack shuttered the nation's biggest pipeline.

The Environmental Protection Agency initially said the fuel vapor rule waiver would continue through May 18 for fuel sold in Washington, D.C., Maryland, Pennsylvania and Virginia, and that it may take other steps along with the Department of Energy (DOE).

"The company scraps planned Pennsylvania investments and will instead shut down three polluting batteries in 2023. The announcement comes a week after a study shows lower lung function in people living near its Pittsburgh-region facility."