Municipal Department
City of Ann Arbor Water Utilities
Serving Ann Arbor
Population served
123,851
State system code
FIPS 26
Billing frequency
Quarterly customer charge for a standard 5/8- or 3/4-inch residential meter; consumption is based on meter readings and the City’s bill cycle.
Provider briefing
How this utility’s billing works
City of Ann Arbor Water Utilities operates as a municipal department serving Ann Arbor. 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 Effective July 1, 2026, residential water is an increasing block structure in CCF: $2.86/CCF for 1-9 CCF, $4.58 for 10-18, $10.61 for 19-36, and $22.76 over 36 for Residential 1. The standard residential water customer charge is $33.75 per quarter for 5/8- and 3/4-inch meters. Water-only irrigation use is $13.30/CCF.. Bills are generated quarterly customer charge for a standard 5/8- or 3/4-inch residential meter; consumption is based on meter readings and the city’s bill cycle., and a typical residential cost reference is A dedicated this detail was not publicly posted. For a complete total because the reviewed rate page exposes water tiers and the quarterly customer charge but not the full current sewer/stormwater residential table. Water-only at 5,000 gallons is approximately 6.68 CCF, or about $52.86 including the $33.75 quarterly charge and first-tier volume, before sewer and stormwater.. 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
Ann Arbor publishes combined water, sewer, and stormwater rate schedules effective July 1, 2026. The reviewed accessible rate page does not expose the complete residential sewer calculation, while the leak policy states excessive usage is billed at an incremental/discounted rate when an adjustment is approved.
Meter and infrastructure notes
Rates are based on water-meter readings. The reviewed Ann Arbor public pages do not identify AMI/AMR technology or a universal reading interval.
Emergency water support
Report a leak or water emergency
A dedicated this detail was not publicly posted. The reviewed current Ann Arbor pages do not publish a dedicated 24/7 leak hotline.
Official starting point
Choose the right next step
Reading this profile
A practical reference for Ann Arbor
City of Ann Arbor Water Utilities is listed here as a municipal department. 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.