Fire-line city route

Modesto fire-line backflow testing

The same city-owned program still supports larger protected services.

City: Modesto Utility: City of Modesto Cross-Connection and Backflow Control Program Cadence: Upon installation and at least annually thereafter for protected assemblies Last verified: 2026-06-29
Local answer

What to check for Modesto

The same city-owned program still supports larger protected services.

  • Due basis: Modesto runs a utility-side cross-connection program and exposes a certified tester list from the official page.
  • Who is affected: Modesto services with irrigation, commercial, industrial, or other cross-connection risk.
  • Program phone: 209-342-2246
Local signals

Signals that matter before you act

  • Commercial and industrial risk language is explicit.
  • The certified tester path is public.
  • Utility-owned compliance language is stronger than generic FAQs.
Workflow

Modesto workflow order

  1. Confirm the service class and device type.
  2. Use a certified tester.
  3. Submit the result through the city-recognized workflow.