Cambridge Water Department

The Cambridge Water Department (CWD), a municipally owned and operated water utility, provides water for about 105,162 residents living in the Cambridge area. Established in 1630, the Cambridge Water Department collects water from both surface and groundwater sources through the city's three reservoirs, Hobbs Brook, Stony Brook, and Fresh Pond Reservoir, as well as the underground finished water reservoir at Payson Park in Belmont.

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Cambridge Drinking Water Quality

Consumer Confidence Water Quality Reports

Under the authority of the Safe Drinking Water Act, the EPA requires Cambridge Water Department to assess local water quality each year and distribute a Consumer Confidence Water Quality Report. At WaterZen, we review these reports and make the information available, in a concise, straightforward, and easy-to-understand way.

Copper & Lead Report (2017)

B+

WaterZen Rating

Lead and copper levels in the drinking water of some cities across the United States are too high, potentially creating public-health issues for the people living in those areas.

What about Cambridge Water Department? How much lead and copper are in your drinking water? And how do those levels compare to other cities in the state? We examined data from hundreds of cities across the nation to understand and grade your water quality.

As you can see, Cambridge Water Department received an above-average grade because the amounts of lead and copper found in the water supply were lower than most other water providers we've analyzed.

Copper & Lead Report (2017)

B+

WaterZen Rating

Lead and copper levels in the drinking water of some cities across the United States are too high, potentially creating public-health issues for the people living in those areas.

What about Cambridge Water Department? How much lead and copper are in your drinking water? And how do those levels compare to other cities in the state? We examined data from hundreds of cities across the nation to understand and grade your water quality.

As you can see, Cambridge Water Department received an above-average grade because the amounts of lead and copper found in the water supply were lower than most other water providers we've analyzed.

Contact Cambridge Water Department Customer Service

Have a Question, Issue or Comment?

Main Customer Service

Physical Address:
250 Fresh Pond Pkwy
Cambridge, 02138

617 349-4770 (Mon–Fri, 8:30 AM–5:00 PM)
CWD@cambridgema.gov

Emergency (24 hours - broken water main or pipeline, etc.)
617 349-4770

Pay Your Cambridge Water Department Bill

Already have an account?

If you already have an account, you just need to login to the Cambridge Water Department site. Cambridge Water Department accepts credit cards, debit, and direct deposit. Click here to login.

Want to create a new account?

You can create a new account on the Cambridge Water Department website. Once you create the account, you can setup payment with credit, debit, or direct deposit. Click here to create an account.

Want to pay without an account?

You can make a one-time payment without creating an account. You will need to have your credit or debit card in order to make the one time payment. Click here to make a one time payment.

How to Start Cambridge City Water Service

Starting Your Service

When you move to a new home in Cambridge, you'll most likely already have running water, but you'll still need to set up water service with the Cambridge Water Department. Luckily, Cambridge City has made it pretty simple with the following online form. Starting service generally takes just two business days.

Click here to fill out a Start Service Form.

Stopping Your Service

When you move out of a home in Cambridge, you'll need to stop your water service with the Cambridge Water Department, so you don't keep getting billed. Simply fill out the following online form. Stopping service normally takes just two business days.

Click here to fill out a Stop Service Form.

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