Sandwich Water District | Town of Sandwich, Cape Cod, MA | Water Supply
    72 Tupper Road, Sandwich, Massachusetts 02563 ~ 508-888-2775


Letter to Sandwich Residents

referencing the
Independent lead and copper tests obtained through the
Assistance Program for Lead in School Drinking Water
through the Massachusetts Department of Environmental Protection (MaDEP).

Click link above to read. Will open in another window.

Sandwich Board of Water Commissioners
Richard W. Anderson, Chairman - 2019
Peter S. Thomas, Commissioner - 2020
Peter D. Howell, Commissioner - 2021

Dan Mahoney, Sandwich Water Superintendent

The Sandwich Water District serves a winter population of 17,000 and throughout theSandiwich Water District | Town Of Sandwich, Cape Cod, Massachusetts | Water Supply Info | cute young girl drinking water from glass cup summer months, serves an estimated 25,000 consumers from ten groundwater Wells. The Wells are located:

  • at the Boiling Springs Well Field in East Sandwich (3 Wells - #2, #3, #9)
  • at the Pinkham Road Well Field (3 Wells - #4, #6, #10)
  • near Farmersville Road (2 Wells - #11, #8)
  • at the Nye Pond Well Field (1 Well - #7)
  • Weeks Pond (1 Well - #5), has been reconditioned and is available for service.

For additional water supply, interconnections exist between Sandwich and the Bourne Water District, Centerville, Osterville, and Marstons Mills Water Districts and the Upper Cape Regional Drinking Water Supply.

In 2017, the Sandwich Water District...

  • maintained full compliance with all Federal and State regulations.
  • No new water mains were installed in 2017. SWD maintains a system total of approximately 146 miles of water main.
  • withdrew 598 million gallons of water from all sources.
  • withdrew the maximum daily amount of water on July 18, 2017: 3.95 million gallons.
  • The Sandwich Water District provides water to 7040 metered service connections.
  • The Sandwich Water District maintains a total of 1323 hydrants to provide fire protection service.

Water Emergencies:

During regular working hours Monday – Friday 8:00 am – 4:30 our office can be reached at 508-888-2775. After hours, weekends and holidays dial 508-888-2775 and leave a message with our answering service. They will contact the on-call person we have on duty at that time for assistance.

For more information on the Sandwich Water System, contact Daniel H. Mahoney, Superintendent, 508-888-2775, or send us an email.

Water droplet with ripples in water


Hazardous Waste

The improper disposal of hazardous materials can cause serious contamination to water supplies and the environment. As residents of Cape Cod we all can contribute to protecting our natural resources through proper waste disposal. Do not pour hazardous wastes or paints down any septic systems, private or public drains, on the ground, or into waterways. Safe disposal of materials through the Hazardous Waste Collection Program will help to keep our drinking water and our community pollution-free.

For more information on theplease contact Cape Cod Cooperative Extension at 508-375-6699 or go to


2019 Hazardous Waste
Collection Dates
All times are
9:00 am to 1:00 pm


June 15th

August 17th

October 19th