Municipal Department
City of Tustin Water Utility / Water Billing Division
Serving City of Tustin municipal water service area
Population served
66,600 people (EPA SDWA queue estimate for CA3010046)
State system code
FIPS 06
Billing frequency
A dedicated this detail was not publicly posted. The reviewed City water customer-service page explains the bill format but does not state a universal residential bill cadence.
Provider briefing
How this utility’s billing works
City of Tustin Water Utility / Water Billing Division operates as a municipal department serving City of Tustin municipal water service area. 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 municipal water with fixed meter-size charges and consumption rates. The City adopted a revised rate structure under Proposition 218 and publishes current rate information; exact 2026 amounts and tiers should be taken from the linked rate schedule.. Bills are generated a dedicated this detail was not publicly posted. the reviewed city water customer-service page explains the bill format but does not state a universal residential bill cadence., and a typical residential cost reference is A dedicated this detail was not publicly posted. The reviewed Tustin page links rate information but does not expose the full 2026 water-and-sewer calculation for a 5,000-7,000 gallon household.. 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
Tustin's reviewed water-billing page concerns the City water utility and does not state a residential sewer formula, winter-average calculation or flat percentage tie-in. Sewer service may be provided through a separate regional arrangement; verify the customer's statement.
Meter and infrastructure notes
Tustin's Water Billing Division is responsible for meter reading, and the City provides an instructional meter/leak-detection guide. The reviewed pages do not identify AMI/AMR equipment, data interval or fixed reading schedule.
Emergency water support
Report a leak or water emergency
(714) 549-6913 for after-hours water emergencies; Water Billing is (714) 573-3075 during published business hours.
Official starting point
Choose the right next step
Reading this profile
A practical reference for City of Tustin municipal water service area
City of Tustin Water Utility / Water Billing Division 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.