Public Water Authority
DC Water and Sewer Authority
Serving District of Columbia
Population served
632,323 people (EPA SDWIS active CWS PWS DC0000002)
State system code
FIPS 11
Billing frequency
Monthly or account-scheduled; the statement controls the billing period.
Provider briefing
How this utility’s billing works
DC Water and Sewer Authority operates as a public water authority serving District of Columbia. 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 Metered water and sewer rates with fixed charges, consumption charges, and the Clean Rivers Impervious Area Charge (CRIAC); FY2026 rates apply beginning October 1, 2025.. Bills are generated monthly or account-scheduled; the statement controls the billing period., and a typical residential cost reference is A dedicated this detail was not publicly posted. DC Water's official rate-comparison calculator can estimate the FY2026 total from meter size, usage, and impervious-area information rather than using one universal household amount.. 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
Sewer service is billed with water consumption and fixed/area-based charges. The official calculator incorporates water usage, sewer usage, and CRIAC; the reviewed pages did not state a single universal winter-average formula for all residential accounts.
Meter and infrastructure notes
DC Water provides usage history through My DC Water and uses customer meters, but the reviewed pages did not identify one universal AMI/AMR vendor or interval for every service address.
Emergency water support
Report a leak or water emergency
202-612-3400 for DC Water water/sewer emergencies and service issues; customer billing is handled at 202-354-3600.
Official starting point
Choose the right next step
Reading this profile
A practical reference for District of Columbia
DC Water and Sewer 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.