Municipal Department
Waterloo Water Works
Serving Waterloo and Evansdale, Iowa, with Waterloo Water Works water service and associated billed sewer charges
Population served
69,504 people (EPA/Iowa DNR queue estimate for IA0790074)
State system code
FIPS 19
Billing frequency
Monthly for 2026. Waterloo Water Works' 2026 report states that all customers are now billed monthly; the 2024 report described quarterly residential billing with monthly options, so the 2026 change is the controlling current value.
Provider briefing
How this utility’s billing works
Waterloo Water Works operates as a municipal department serving Waterloo and Evansdale, Iowa, with Waterloo Water Works water service and associated billed sewer charges. 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 service with fixed/base and consumption components; the reviewed 2026 public report confirms the monthly billing transition but does not expose the complete 2026 residential rate table in its text. Water, sewer and related municipal charges are combined on the utility statement.. Bills are generated monthly for 2026. waterloo water works' 2026 report states that all customers are now billed monthly; the 2024 report described quarterly residential billing with monthly options, so the 2026 change is the controlling current value., and a typical residential cost reference is A dedicated this detail was not publicly posted. A complete current 2026 Waterloo residential water-and-sewer rate table for a 5,000-7,000 gallon home was not exposed by the reviewed official report. Customers should use the current bill or call (319) 232-6280 rather than rely on prior quarterly figures.. 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
Waterloo Water Works bills water and associated sewer fees together for many service areas, including a single payment for water and sewer in the Washburn materials. The reviewed 2026 report does not publish a current winter-average or exact sewer percentage formula; account-specific sewer responsibility can vary by city or township.
Meter and infrastructure notes
The 2026 report confirms a monthly billing transition and the utility's ongoing meter/service-line responsibilities, but does not identify AMI/AMR transmission technology or a fixed reading interval. Customers can manage usage and account notifications through the online account.
Emergency water support
Report a leak or water emergency
(319) 232-6280. Waterloo Water Works publishes this number for water service and billing questions, and the Iowa DNR report identifies the same number for the system; the reviewed report does not publish a separate emergency dispatch number.
Official starting point
Choose the right next step
Reading this profile
A practical reference for Waterloo and Evansdale, Iowa, with Waterloo Water Works water service and associated billed sewer charges
Waterloo Water Works 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.