Municipal Department
City of Boulder Utility Billing - Water, Wastewater and Flood/Stormwater
Serving Boulder
Population served
166,080 people (EPA SDWIS active CWS PWS CO0107152)
State system code
FIPS 08
Billing frequency
Monthly; water, wastewater, flood, and stormwater services are billed every month, with billing dates determined by area and meter-read timing.
Provider briefing
How this utility’s billing works
City of Boulder Utility Billing - Water, Wastewater and Flood/Stormwater operates as a municipal department serving Boulder. 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 Water-budget-based increasing blocks. Customers are charged a higher rate when consumption exceeds the monthly budget; current 2026 rates are published by meter size and block.. Bills are generated monthly; water, wastewater, flood, and stormwater services are billed every month, with billing dates determined by area and meter-read timing., and a typical residential cost reference is A dedicated this detail was not publicly posted. The reviewed current rate page exposes water-budget tables but not a single representative 5,000-7,000 gallon residential total including wastewater 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
Wastewater is billed monthly as a separate utility service alongside water and flood/stormwater. The reviewed page does not expose a winter-average calculation; account charges follow the City’s adopted monthly rate schedule.
Meter and infrastructure notes
The City bills by area and meter-read timing and provides water-usage history through its portal. The reviewed pages do not identify a universal AMI vendor or transmission interval.
Emergency water support
Report a leak or water emergency
303-441-3200 after hours to turn off water for an emergency; Utility Billing/customer service is 303-441-3260. The City instructs customers to call rather than use Inquire Boulder for leaks.
Official starting point
Choose the right next step
Reading this profile
A practical reference for Boulder
City of Boulder Utility Billing - Water, Wastewater and Flood/Stormwater 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.