Public Water Authority
Prince William Water (Prince William County Service Authority)
Serving Prince William County, Manassas, Manassas Park and eastern service area
Population served
168,747 people (EPA SDWIS active CWS PWS VA6153600)
State system code
FIPS 51
Billing frequency
Monthly; eBill customers receive an email when the monthly bill is ready to view online.
Provider briefing
How this utility’s billing works
Prince William Water (Prince William County Service Authority) operates as a public water authority serving Prince William County, Manassas, Manassas Park and eastern service area. Customers should use the provider’s current account-specific bill and official customer-service instructions as the final authority for deadlines, balances, and service requests.
The published water-rate framework is described as Fixed monthly service charge plus commodity charges for water and sewer; Prince William Water adopts annual rate schedules and purchases reclamation services from UOSA for part of the service area.. Bills are generated monthly; ebill customers receive an email when the monthly bill is ready to view online., and a typical residential cost reference is The official comparison gives $88.85 per month for a typical single-family 3/4-inch customer using 5,000 gallons, based on rates effective July 1, 2026. The 2025 comparison was $81.55.. These descriptions are useful planning benchmarks; actual charges can change with meter size, usage, sewer averaging, local taxes, drought stages, or account-specific fees.
Wastewater and sewer calculation
Residential water and sewer are billed as related monthly capacity and commodity services; Prince William Water notes that all water can enter the sewer system and customers paying both services pay similar capacity components. Exact water/sewer commodity rates depend on the adopted schedule and service area.
Meter and infrastructure notes
A dedicated this detail was not publicly posted. The reviewed customer pages do not identify a universal AMI vendor or transmission interval.
Emergency water support
Report a leak or water emergency
703-335-7990 Emergency Dispatch for water-main breaks and service outages.
Official starting point
Choose the right next step
Reading this profile
A practical reference for Prince William County, Manassas, Manassas Park and eastern service area
Prince William Water (Prince William County Service Authority) is listed here as a public water authority. The profile separates account actions—such as paying a bill or requesting service—from explanatory material about rates, meters, wastewater, leaks, and delinquency.
Because utility rules can vary by account class, meter size, service address, billing date, and local ordinance, treat the published bill and current provider website as the final authority. Use this profile to locate the correct channel and prepare better questions for customer service.
If your issue is urgent, start with the provider’s emergency number or official payment route rather than waiting for an email response. Keep a written record of calls, confirmation numbers, notice dates, and documents you submit.