The Mattabassett District: A State-of-the-Art FacilityThe Mattabassett District is recognized as one of Connnecticut's finest wastewater treatment facilities. Our advanced systems are constantly being maintained and improved to assure the highest level of environmentally sound results. The board and staff of The Mattabassett District are proud of the work we do for the communities we serve. Please contact us to arrange a tour for you or your organization by appointment at
Be sure to visit the How It Works page to learn more about the facilities identified in this photo.