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The Cambridge Water Department together with the Tax Collectors Office issues bill quarterly to customers. All bills are due and payable within thirty (30) days of the billing date. Click here to understand your water bill.
Final Water Bill Requests Online Form
The City of Cambridge uses a block rate system to encourage water conservation and to provide a more equitable billing system. The block rates below will commence with the water/sewer usage as of April 1, 2025, and you will see the changes in bills issued as of July 1, 2026.
| QuarterlyConsumption | FY26 Water Rate | FY26 Sewer Rate | |
| Block 1 | 1 to 10 CcF | $ 3.84 | $ 17.12 |
| Block 2 | 11 to 100 CcF | $ 4.10 | $ 18.10 |
| Block 3 | 101 to 500 CcF | $ 4.36 | $ 19.45 |
| Block 4 | 501 to 2,500 CcF | $ 4.63 | $ 20.93 |
| Block 5 | Over 2,501 CcF | $ 5.03 | $ 22.25 |
* All rates are per CcF.
CcF is an abbreviation for 100 cubic feet, which is approximately 750 gallons.
As a governmental entity, the Massachusetts Public Records Law applies to records made or received by the City. Any information received through use of this site is subject to the same provisions as information provided on paper.
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