The Boston Water and Sewer Commission is located at:
980 Harrison Avenue
Boston, MA 02119
BWSC has 24 hours, 7 days a week, 365 days a year service for emergencies. Departments within BWSC have regular hours of operation year-round for customer service.
Hours of Operations
Administration
8:00 AM - 5:00 PM Monday through Friday
Contact Administration at 617-989-7000.
Collections
8:00 AM - 5:00 PM Monday through Friday
Contact Collections at 617-989-7070.
Customer Service
8:00 AM - 5:00 PM Monday through Friday
Contact customer service at 617-989-7800.
Engineering Customer Service
8:00 AM - 5:00 PM Monday through Friday
Contact Engineering Customer Service at 617-989-7600.
Meter Installation & Meter Shops
7:30 AM - 4:00 PM Monday through Saturday
Contact Metering at 617-989-7132.
Operations
Open 24 hours 7 days a week
Contact Operations at 617-989-7900.
Holiday Closings
BWSC Offices will be closed on the following holidays:
| New Year's Day | January 1, 2026 |
| Martin Luther King Day | January 19 |
| President's Day | February 16 |
| Patriots Day | April 20 |
| Memorial Day | May 25 |
| Juneteenth | June 19 |
| Independence Day | July 3 |
| Labor Day | September 7 |
| Indigenous Peoples' Day | October 12 |
| Veterans Day | November 11 |
| Thanksgiving Day | November 26 |
| Christmas Day | December 25 |
| 2027 New Year's Day | January 1, 2027 |
(24 hour emergency service available)
Location & Directions
BWSC is located at 980 Harrison Avenue in Boston, and is easily accessible by both car and public transit. Free parking is available in our Visitor's Lot.