Water and Sewer Division

Welcome to the Medfield Water and Sewer Department! Our mission is to provide safe, reliable, and high-quality water and sewer services to the residents and businesses of Medfield. We are committed to maintaining and improving our infrastructure while ensuring environmental sustainability and customer satisfaction.  
Water Treatment

(Above, Medfield Water Treatment Facility, Below Medfield Waste Water Treatment Facility.)Waste Water Treatment Plant

Medfield has a total of five active drinking water wells and one water treatment plant. These wells are part of the town's water supply system, which draws water from underground aquifers. The wells are regularly monitored to ensure they meet water quality standards and provide safe, reliable drinking water to residents. The Water and Sewer Department works to maintain these wells and ensure the sustainability of the water supply for the community.  



Lead and Copper Service Inventory- The Lead and Copper Service Inventory is available upon request via mail, email, or for public viewing. Please contact the Public Works office for further assistance.

Water and Sewer Service Summary


  • Sewer and water connections - 2,989
  • Sewer only connections - 24
  • Water only connections - 1,116