City of Cambridge Water Department

The Cambridge Water Department (CWD) is a municipally owned and operated water utility serving over 100,000 permanent residents.  The department is under the general direction of the City Manager, while a five-member Water Board, made up of Cambridge residents appointed by the City Manager, serves as an advisory group to the Department.  The CWD is regulated by Federal and State drinking water codes and is comprised of three major divisions: Administration Division, Water Operations Division, and the Engineering and Distribution Division.


Upcoming Events

  • Walter J Sullivan Water Purification Facility Tour

    Jul 6, 2015 6:00 PM - 7:30 PM

    Come learn how the Cambridge Water Department purifies drinking water for your tap after it's pumped from nearby Fresh Pond into our facility. You'll have the chance to speak with water treatment staff, see the equipment in action and check out our water quality lab! Meets at the front door. Please call ahead if coming with a large group.For more information contact Julie: (617) 349-7712 or

  • Wake Up & Weed!

    Jul 9, 2015 10:00 AM - 12:00 PM

    Lend a weeding hand at Fresh Pond on Thursday mornings

  • Summer Lunchtime Walks at Fresh Pond

    Jul 10, 2015 12:00 PM - 1:00 PM

    Learn during lunch! Join Ranger Jean and staff on a walk to different habitats around the reservation. We will discuss the ecology and natural & human history of the landscape, with topics varying based on the interest of the group. Come with questions, or just to walk and listen. Meets outside the Ranger station.For more information or to register, contact Ranger Jean at or Julie at,(617)-349-7712.

  • Permitted Event - Cambridge Sports Union Race

    Jul 11, 2015 10:00 AM - 11:30 AM

    Click for event details

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