SWB Issues 13267 Letter for PFAS Monitoring – Workshop
In mid-July, the State Water Board sent 13267 letters requiring all wastewater treatment plants with permitted capacities over one million gallons per day (1 mgd) to complete a questionnaire and begin 4 quarters of monitoring for 31 per- and polyfluoroalkyl substances (PFAS) compounds in POTW influent, effluent, and biosolids. Additionally, POTWs with groundwater monitoring requirements […]