Minnesota court blocks CWA permit for controversial mine

A Minnesota appeals court has stayed a Clean Water Act (CWA) discharge permit for a controversial mine near Lake Superior while a state trial court determines whether it was unusual for state regulators to keep out of the public record EPA’s critical comments about the permit -- seen as a test for the agency’s efforts to accelerate permitting. EPA’s Inspector General is investigating complaints that Trump administration officials suppressed Region 5 staff’s critical comments on a draft version of the...