Public Water Authority
Loudoun Water
Serving Loudoun County
Population served
334,808 people (EPA SDWIS PWS ID VA1534500-related 2026 active CWS queue entry).
State system code
FIPS 51
Billing frequency
Quarterly for the standard residential rate presentation. Loudoun Water’s 2026 materials compare a residential customer using 21,000 gallons per quarter, with sewer usage capped at 17,000 gallons.
Provider briefing
How this utility’s billing works
Loudoun Water operates as a public water authority serving Loudoun County. 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 Public-authority water and wastewater rates with fixed availability/service charges and usage charges; 2026 approved water and sewer rates increased approximately 7%. The authority bills water by metered consumption and caps residential sewer usage at 17,000 gallons per quarter in its representative rate comparison.. Bills are generated quarterly for the standard residential rate presentation. loudoun water’s 2026 materials compare a residential customer using 21,000 gallons per quarter, with sewer usage capped at 17,000 gallons., and a typical residential cost reference is Loudoun Water’s rate study estimates a 2026 quarterly residential bill of approximately $116.74 for a customer using 21,000 gallons per quarter with the sewer cap, or about $38.91 per month before account-specific taxes/fees and other charges. A 5,000-7,000 gallon monthly usage pattern is within the same general range but should be calculated against the current rate table and meter size.. 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
Loudoun Water bills water and wastewater under its Central System rates; the representative 2026 calculation uses 21,000 gallons of quarterly water and caps sewer at 17,000 gallons. The reviewed materials do not describe a winter-average formula; sewer rates are based on the authority’s quarterly schedule and cap.
Meter and infrastructure notes
LW Connect provides usage monitoring and alert functions; Loudoun Water’s handbook and rules support metered billing. The reviewed pages do not identify one AMI vendor, hourly interval, or universal reading calendar.
Emergency water support
Report a leak or water emergency
A dedicated this detail was not publicly posted. Loudoun Water’s customer handbook instructs customers to notify Loudoun Water immediately about a leak, but the reviewed public pages do not expose a separate verified 24/7 emergency number.
Official starting point
Choose the right next step
Reading this profile
A practical reference for Loudoun County
Loudoun Water 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.