Industry groups are urging EPA to quickly reinstate the first Trump administration’s policy governing states’ Clean Water Act (CWA) section 401 water quality certifications, but environmentalists are warning that reinstating the 2020 rule, which was vacated by a federal court before being temporarily reinstated by the Supreme Court, would not pass legal muster. Weakening section 401 “would be on very shaky ground,” Daniel Estrin, general counsel and legal director of Waterkeeper Alliance, said during EPA’s July 16 listening session on...