The Boston Water and Sewer Commission BWSC is the largest retail water and wastewater utility in New England. BWSC is a public authority that owns and operates the water distribution, wastewater collection and stormwater drainage systems that serve the City of Boston. BWSC’s dedicated staff is armed with today’s cutting edge technology to get the job done including geographic information systems (GIS) and computer aided drafting and design (CADD). Check out BWSC today….