Approval next goes to feds as conservation groups vow to fight to preserve Madison aquifer in Wind River Basin.
Wyoming DEQ sets 2024 deadline for cleaner surface discharges as energy company again seeks new exemption to allow underground disposal of gas- and oilfield produced water.
Feds are on track to approve a 4,250-well oilfield expansion, which will boost revenues and add millions of tons of greenhouse gasses to a changing climate.
State calls for new monitoring to ensure salty water is not affecting streams’ quality.
Regulators survey two polluted creeks near Moneta Divide oilfield to assess whether environmental classifications are appropriate.