City of Portsmouth Water and Sewer Division
Portsmouth
Population reference
33,000 people (EPA SDWA queue estimate for NH1951010)
Billing detail
Broad 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
- Monthly; meters are read on the last day of each month.
- Rate structure
- Tiered water and sewer usage rates by monthly metered units, where one unit equals 748 gallons, plus fixed monthly charges. For FY2027 beginning July 1, 2026, combined fixed charges are listed at $18.98 per month and combined usage is $22.03 per unit for the typical five-unit example.
- Residential cost reference
- $129.13 per month for the City's FY2027 typical five-unit household example (approximately 3,740 gallons), including water and sewer.
- Wastewater and sewer calculation
- Sewer is billed from the same monthly metered water units. For FY2027, water usage is $4.56 per unit for 0–5 units, $6.17 for 6–10, and $7.61 above 10; sewer is $17.47, $20.03, and $23.01 for those same tiers. One unit is 748 gallons, and the combined typical five-unit bill is $129.13 per month.
- Meter reading
- Meters are read on the last day of each month. The reviewed official page did not identify whether the installed meters use AMR or AMI communications.
- Activation or transfer fee
- $50 final-bill charge is published for account closure; a separate current activation or transfer fee was not identified.
Context, not a score
How documentation coverage compares
This profile
86%
overview fields with research notes
New Hampshire
33%
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
Broad public detail found
6 of 7 fields in this section contain provider-specific public detail in dataset August 1, 2026.
Documented
86%
Details not confirmed in the reviewed public material
- New-account deposit
“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
- City of Portsmouth Water and Sewer Division public website ↗
Provider-controlled destination used to confirm current customer instructions.
- EPA SDWIS / ECHO lookup (NH1951010) ↗
Search the federal drinking-water database using public water system ID NH1951010.