Boston Water and Sewer Commission (BWSC)
Boston
Population reference
675,647 people (EPA SDWIS active CWS PWS MA3035000)
Billing detail
Partial public detail found
Official destination
Open provider website ↗Provider-specific findings
Billing and account research from public material
Provider-specific research notes are displayed separately from fields that contain only an unavailable-information marker. Read qualifiers in each note and verify current account terms with the provider.
- Billing frequency
- Account billing periods and consumption days are shown on each BWSC bill; the reviewed public schedule does not establish one universal residential monthly or quarterly cycle for every account.
- Rate structure
- Consumption-based water, sewer, and stormwater charges under BWSC's published rate schedule, with usage levels and service categories determining the charge.
- Wastewater and sewer calculation
- BWSC bills water, sewer, and stormwater components together using current consumption and the billing-period days. The reviewed materials do not state a universal winter-average formula for every residential account.
- Meter reading
- BWSC provides account usage history through the CSS portal; the reviewed materials do not identify one universal AMI/AMR vendor or transmission interval. Metering questions can be directed to 617-989-7132.
Context, not a score
How documentation coverage compares
This profile
57%
overview fields with research notes
Massachusetts
35%
records with any overview detail
National index
50%
records with any overview detail
Coverage measures what this directory documented. It does not measure service quality, affordability, or regulatory compliance.
Research record
Partial public detail found
4 of 7 fields in this section contain provider-specific public detail in dataset August 1, 2026.
Documented
57%
Details not confirmed in the reviewed public material
- Residential cost reference
- New-account deposit
- Activation or transfer fee
“Not confirmed” means the directory did not identify a dependable public statement. It does not mean the provider has no policy or option.
Primary verification routes
- Boston Water and Sewer Commission (BWSC) public website ↗
Provider-controlled destination used to confirm current customer instructions.
- EPA SDWIS / ECHO lookup (MA3035000) ↗
Search the federal drinking-water database using public water system ID MA3035000.