March 2022 O&M Newsletter By Maine NewsIn State NewsPosted March 1, 20220 Comment(s) A monthly newsletter for wastewater discharge licencees, treatment facility operators, and associated persons March 2022 In this issue: Certification Update Monthly Problem Set / For Practice, March Cybersecurity Update John True Retirement Clean Water State Revolving Fund (CWSRF) Project Solicitation Inactivation of NODI codes in NetDMR Monthly Problem Set / For Practice Answers, March