Water Treatment

GK0 3642 thumbOur water system uses groundwater wells to supply water for our customers.  The water undergoes a variety of treatment processes to improve its quality in order to meet drinking water regulations. 

The first process is natural filtration through the sand and gravel deposits near the wells.  As water travels from the land surface towards the wells, the naturally occuring sand and gravel deposits filter out many contaminants including coliform bacteria, vegetative debris, and others that are commonly found on the surface of the ground or in nearby surface water bodies.

Once the water is in our supply system it travels to the water treatment plant for additional treatment including disinfection, pH adjustment, greensand filtration, aeration, fluoridation and sequestration/corrosion control.  The raw water is treated in the following order:

Pay your water bill online

81009 83017 0Please visit the Unibank site to pay your water or tax bills online.


Water Department

279 Boston Street

Topsfield, MA 01983


911 -  After Hours Emergency

Office Hours: Monday-Friday 7 AM to 2:00 PM

Highway Department

279 Boston Street

Topsfield, MA 01983


Hours: Monday-Friday 7 AM to 3 PM