Annual city route

Austin annual backflow testing

Austin annual testing is ordinance-driven, broader than many cities, and tied to online reporting through WEIRS.

City: Austin Utility: Austin Water Cross-Connection Control Cadence: At least once a year for many listed assemblies, plus initial testing on installation Last verified: 2026-06-29
Local answer

What to check for Austin

Austin annual testing is ordinance-driven, broader than many cities, and tied to online reporting through WEIRS.

  • Due basis: Austin Water's 2025 ordinance requires annual testing for assemblies protecting health hazards and specified non-health hazards, with all test and maintenance reports submitted online through WEIRS.
  • Who is affected: Sites with health-hazard assemblies, building or suite isolation, private fire hydrants, fire sprinklers, irrigation, auxiliary water, or other listed backflow risks.
  • Program phone: 512-972-1060
Local signals

Signals that matter before you act

  • Many listed assemblies require at least annual testing.
  • Austin requires City registration for BPATs in addition to TCEQ licensing.
  • Paper reports are no longer accepted.
Workflow

Austin workflow order

  1. Confirm the site falls into one of Austin's listed annual testing categories.
  2. Use a TCEQ-licensed BPAT who is also registered with Austin Water.
  3. Submit the TMR through WEIRS within five calendar days.
Official source trail

Source-backed utility record

Austin requires annual testing for many backflow assemblies, online TMR submission through WEIRS, and City registration for BPATs in addition to TCEQ licensing.