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Did You Know?

Only 3% of the water on Earth is freshwater. Of that 3%, only 1% is available as drinking water. The other 2% is frozen in polar ice caps.

Welcome

Boston is home to New England’s oldest and largest water and sewer systems, which are owned, maintained and operated by the Boston Water and Sewer Commission (BWSC). Established in 1977, BWSC continues to provide water and sewer services to more than one million residents, workers, students, shoppers, conventioneers, hospital patients and visitors each and every day.

What's New

Protect Yourself
  • ID cardsCustomer Safety Alert

    Boston Water and Sewer Commission employees and consultants are required to provide an official identification card before entering a home. Visit our Customer Safety Alert page for more information.

  • boston harborConsent Decree

    BWSC’s plan with EPA to improve Boston’s water quality, increase public awareness and protect the environment.

  • StormwaterWe Are All Connected

    Learn about stormwater and how you can help to prevent environmental pollution of the local waterways.

  • tap waterBest of the Best Tap Water Taste Test

    The Boston Water and Sewer Commission won “Best of the Best” in a national tap water taste test.

  • American Water Works AssociationAsset Management and Iron Pipe

    It's What Boston Is Built On. Innovative ways Boston has faced the challenges of aging infrastructure by using iron pipe as a sustainable, long-lasting material for its water system.

  • hydrantSanitary Sewer Overflow Maps

    BWSC’s Sanitary Sewer Overflow (SSO) maps display the location of SSOs throughout the City of Boston over a selected time period.

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Copyright © 2015 Boston Water and Sewer Commission 980 Harrison Ave. Boston, MA 02119 617-989-7000