The MWRA is a wholesale service provider – transporting its treated water to its member communities and removing their wastewater. Member communities, in turn, deliver the MWRA’s water to the tap and/or transport the local wastewater to the MWRA’s collection system for removal and treatment. Check out our Green Sheet informational video on the topic here: https://www.mwraadvisoryboard.com/document-library/how-mwra-calculates-its-rates-2/