Municipal Department
City of Caldwell Utility Billing Department
Serving Caldwell
Population served
Approximately 74,000 people in the Caldwell community-water-system service area; the EPA queue population is 74,000.
State system code
FIPS 16
Billing frequency
Monthly. Bills are mailed on the first of the month, cover the prior 24th-through-23rd service cycle, and are due on the 21st.
Provider briefing
How this utility’s billing works
City of Caldwell Utility Billing Department operates as a municipal department serving Caldwell. 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 Municipal water, sewer, and sanitation charges are set by City Council resolution. FY2026 rates became part of the current billing materials after the October 1, 2025 rate update; the reviewed page describes the adjustment but does not expose the complete tier table in text.. Bills are generated monthly. bills are mailed on the first of the month, cover the prior 24th-through-23rd service cycle, and are due on the 21st., and a typical residential cost reference is The City publishes an average monthly utility bill of $100.00. A November-rate-update notice says the average residential customer experienced an approximately $20 monthly increase; the figure includes the City's water-sewer-garbage utility bundle rather than water alone.. 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
Caldwell bills water, sewer, and garbage together as municipal utility services. The reviewed public materials do not expose the complete FY2026 sewer formula or any winter-average calculation; the current FY2026 rate schedule and account statement control the sewer charge.
Meter and infrastructure notes
A dedicated this detail was not publicly posted. Caldwell's public billing page identifies the 24th-to-23rd billing cycle but does not state whether meters are AMI, AMR, radio-read, or manually read, nor does it publish a universal meter-read transmission schedule.
Emergency water support
Report a leak or water emergency
A dedicated this detail was not publicly posted. The reviewed Utility Billing and payment pages do not identify a dedicated 24/7 water-main or leak hotline. For account and billing matters the City lists Utility Billing at 208-455-3000 option 1; customers should use the City's Public Works emergency contact route for a main break or public-safety water emergency.
Official starting point
Choose the right next step
Reading this profile
A practical reference for Caldwell
City of Caldwell Utility Billing Department 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.