May 2022 O&M Newsletter By Maine NewsIn State NewsPosted April 27, 20220 Comment(s) A monthly newsletter for wastewater discharge licencees, treatment facility operators, & associated persons May 2022 In this issue: Certification Update Monthly Problem Set / For Practice, May Job Boards for Water and Wastewater Position Openings Celebrating 50 Years of the Clean Water Act DEP Updating Regulations for Operator Certification Maine’s New Cybersecurity Expert Helps with Critical Infrastructure Farewell to NEIWPCC-JETCC Director Leeann Hanson DMR-QA Update Monthly Problem Set / For Practice Answers, May