Science & EnvironmentHermiston french fry plant violated its permit and polluted groundwater, state findsBy Monica Samayoa (OPB)April 19, 2022 9:46 p.m.Over four years, potato processor Lamb Weston overapplied wastewater to nearby farmland 75 times, according to an enforcement warning. 📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up