Massachusetts Water Resources

Massachusetts Water Resources Authority is dedicated to safeguarding public health and the environment by providing high-quality wholesale water and sewer services to over 3.1 million residents and more than 5,500 businesses across eastern and central Massachusetts. Located in Boston, we focus on sustainable practices that protect water resources while promoting community engagement and transparency. Our commitment extends to ensuring safe drinking water through rigorous quality testing and effective wastewater management. Join us as we strive to conserve our most precious resource for future generations.

The Massachusetts Water Resources Authority, located at 100 1st Ave, Boston, MA, is a pivotal environmental health service provider committed to ensuring the safety and sustainability of water resources for millions of residents and businesses in eastern and central Massachusetts. With a primary focus on delivering high-quality wholesale water and sewer services, MWRA serves a diverse customer base of over 3.1 million individuals alongside more than 5,500 enterprises. Founded with a vision to protect public health through effective water management, MWRA operates several key facilities including the John J. Carroll Water Treatment Plant and the Deer Island Wastewater Treatment Plant. The organization emphasizes rigorous testing protocols to guarantee safe drinking water while actively participating in wastewater treatment processes that prioritize environmental protection. MWRA's commitment to transparency is reflected in its open data initiatives that allow communities access to vit