(August 5, 2019, 8:44 AM EDT) -- HARRISBURG, Pa. — Talen Energy Corp. entered into an agreement with a state agency and three environmental groups in Pennsylvania federal court on July 31 in which it agreed to pay a $1 million civil penalty to resolve allegations that contaminants from a coal ash waste storage site owned by the company reached the Susquehanna River in violation of the Clean Water Act (CWA) (Commonwealth of Pennsylvania v. Talen Energy Corp., et al., No. 19-cv-1329, M.D. Pa.)....