Does San Antonio Water System Backflow Prevention require annual backflow testing?

Annual. Annual testing is required by City of San Antonio ordinance and state regulations. SAWS uses BSI to manage notices, customer service inspections, and customer tracking.

Who is affected by San Antonio Water System Backflow Prevention backflow rules?

Properties with connections that can contaminate the public water system and customers requiring external or internal backflow assemblies.

How do I submit or confirm a backflow test for San Antonio Water System Backflow Prevention?

Use the official utility workflow and submission methods listed on this page: SAWS backflow prevention program, BSI customer portal, BSI submission portal. Program phone: 210-233-2910.

Which backflow reporting portal does San Antonio Water System Backflow Prevention use?

The stored submission route is: SAWS backflow prevention program (program page), BSI customer portal (customer portal), BSI submission portal (submission portal). Follow the utility workflow first because tester enrollment, filing fees, and pass/fail handling can differ by jurisdiction. The matching portal hub on BackflowPath is Compare BSI portal utilities.

Where should I look for testers for San Antonio Water System Backflow Prevention?

Start with the governing authority's published tester list. This utility has an official approved-tester route and it should be treated as the primary source.

What should I check before scheduling a tester for San Antonio Water System Backflow Prevention?

Confirm the due basis, property type, device type, and submission method before booking. Then open the official tester-list route, and make sure the report can be filed through the required utility or portal path.

What costs or portal fees should I expect for San Antonio Water System Backflow Prevention?

Private San Antonio market quotes vary by assembly type and scope. Repair and retest costs depend on whether the issue is on an external or internal assembly and whether permitting is implicated. Use the SAWS program for compliance path and BSI for tester discovery rather than assuming one standard retail price.

Tester city route

San Antonio approved backflow testers

Use this page when the search or notice says approved, certified, registered, or authorized backflow tester for San Antonio.

View the official tester list Utility requirements Request local help

City: San Antonio Utility: San Antonio Water System Backflow Prevention Cadence: Annual Last verified: 2026-06-29

Local answer

What to check for San Antonio

Use this page when the search or notice says approved, certified, registered, or authorized backflow tester for San Antonio.

Due basis: Annual testing is required by City of San Antonio ordinance and state regulations. SAWS uses BSI to manage notices, customer service inspections, and customer tracking.
Who is affected: Properties with connections that can contaminate the public water system and customers requiring external or internal backflow assemblies.
Program phone: 210-233-2910

Evidence-backed next step

Use the governing utility workflow

City search demand maps directly to the SAWS backflow program.

View the official tester list Compare BSI portal utilities View the official tester list

Local signals

Signals that matter before you act

Find a registered testing company in the SAWS BSI portal
Confirm tester status on the governing list before treating a provider as approved.
Use the utility workflow for deadlines, report acceptance, and submission requirements.

Workflow

San Antonio workflow order

Use the SAWS program page to confirm whether the assembly is part of the annual testing program.
Check compliance or find a registered testing company through the BSI customer portal.
Complete testing and make sure the tester submits results through the correct BSI channel.
For new service or construction, complete the CSI and Development Services steps alongside assembly requirements.

Official source trail

Source-backed utility record

SAWS requires annual testing under city ordinance and state regulations and directs customers to BSI to find registered testing companies and check compliance.

SAWS cross-connection control and backflow prevention program official program page

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SAWS annual testing of backflow prevention assemblies official program page

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BSI customer portal official portal

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