----------------Onset Fire District/Onset Water Department

General Info
Water Assoc. Links
Water Conservation
Onset Water Rates

District Office Building



Main Contacts Info:

Address: 15 Sand Pond Road
P.O. Box 171
Onset, MA 02558

Phone: 508-295-0603

Fax:  508-295-0606

Please use the P.O. Box to pay bills.

Hours:  8:00am - 4:00pm
Monday - Friday  - except Holidays

If you have an emergency outside of office hours, please call the Onset Fire Department at 508-295-2121 and the dispatcher will page our on-call personnel for fast response.

After Hours Emergency:  508-295-2122


Onset Fire District By-Laws - Revised and Updated May 20, 2013

2018 Annual Water Quality Report

2015 Unregulated Contaminant Test Results

Public Notification for the Onset Water Department Boil Order Termination 

NOTICE: Hydrant flushing will commence in mid May depending on staff workload. Please check the website for further information regarding water main. During these times, water pressure may be low and the water discolored.  Let the water run awhile and it should clear up quickly. We regret any inconvenience this may cause you.  Thank you for your assistance!

NOTICE: The OWD will be making an aggressive effort to recycle outdated water meters. Residents are asked to please put an up to date phone number on their water bills when payment is made.