Free Lead Replacement Incentive Program Boston Water and Sewer Commission (BWSC) is offering Boston property owners a free inspection - and free replacement of their building's water service pipe if we determine it is lead. Take advantage of the No Cost Lead Replacement Program now. Please contact BWSC's Lead Hot Line at (617) 989-7888 for additional program information. Exposure to lead in drinking water can cause serious health effects. + Some older properties in Boston may have lead water service lines. BWSC distributes drinking water to Boston properties lead-free. When lead comes in contact with water, it can dissolve and end up in your drinking water. Boston Water and Sewer Commission Free Lead Replacement Incentive Program Boston Water and Sewer Commission ( BWSC ) is offering Boston property owners a free inspection - and free replacement of their building's water service pipe if we determine it is lead . Take advantage of the No Cost Lead Replacement Program now . Please contact BWSC's Lead Hot Line at ( 617 ) 989-7888 for additional program information . Exposure to lead in drinking water can cause serious health effects . + Some older properties in Boston may have lead water service lines . BWSC distributes drinking water to Boston properties lead - free . When lead comes in contact with water , it can dissolve and end up in your drinking water . Boston Water and Sewer Commission