BWSC has completed its Water Main Flushing Program for 2022. The program will resume in the Spring of 2023. For questions about water quality read MWRA's Water Quality Report Here or call (617) 989-7000.
Boston Water and Sewer Commission Headquarters (980 Harrison Ave) will be closed, Monday October 12, 2026 in observance of Indigenous Peoples' Day. For 24-hour emergency service, please call (617) 989-7900.