Backflow Testing in Houston, TX: 118 Approved Companies

Who must test. All testable backflow prevention assemblies must be tested immediately after installation, when relocated, when repaired, and at least once a year. Source.
Notices and deadlines. Testers must submit every test report to SwiftComply within 2 business days of the test and may not withhold a report because the customer has not paid. Source.
How the report is filed. Test results must be uploaded by the testing company into SwiftComply, with the associated fees paid, before the location receives test credit. Source.
Tester registration. All backflow assembly testing must be done by a TCEQ-licensed tester listed on Houston's Backflow Testing Company List, which is updated monthly. Source.
Fees. The tester pays all required fees tied to submitting the report in SwiftComply. Source.

Everything about Houston Public Works (City of Houston)'s backflow program

Independent certified testers based in Houston

Testers Texas's roster lists without a company. Names, certificate numbers and phones as the state publishes them.

Town	Tester	Certificate	Phone
Houston	Kenneth Scott Tooker Jr	BP0017981	(832) 684-6045
	Darin D Preston	BP0019570
	Darrell Tye	BP0023707	(832) 752-8776
	Jon L Vollbrecht	BP0009819	(713) 868-3255

Never miss your annual backflow test

Most water utilities require the backflow assembly on an irrigation, fire or commercial line to be tested every year, and a missed test can mean a shutoff notice. Tell us when yours was last tested in Houston and we'll text you a month before it is due, with certified local testers ready to book.

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Backflow testing questions in Houston

Who can test a backflow preventer in Houston?

A tester certified by Texas Commission on Environmental Quality. Your water utility may also keep its own list of testers allowed to file reports. In Houston, see Houston Public Works (City of Houston)'s rules below.

How many certified backflow testers are based in Houston?

4 testers who test for the public list Houston as their base on Texas's roster, and 118 testing businesses are within 25 miles.

How often do I need a backflow test?

Most utilities require a test when the assembly is installed and then every year. Your utility's notice gives the due date and how the tester files the report.

Roster: Texas Commission on Environmental Quality, read October 6, 2026.

Approved list: Backflow Tester Company List, City of Houston.

Approved list: City of Plano registered backflow testers, City of Plano Utility Operations.

Approved list: City of Grand Prairie registered backflow testers, City of Grand Prairie.

Approved list: City of Garland registered backflow testers, City of Garland.

Approved list: City of Round Rock registered backflow testers, City of Round Rock Utilities and Environmental Services.

Approved list: McAllen Public Utility certified backflow testers, McAllen Public Utility.

Approved list: City of Saginaw backflow tester list, City of Saginaw Environmental Services.

Approved list: Brownsville PUB cross connection control and backflow prevention testers, Brownsville Public Utilities Board.

Approved list: City of Laredo local registered backflow prevention assembly testers, City of Laredo Utilities.

Approved list: City of Plano registered backflow testers who test without a water shutoff, City of Plano Utility Operations.

Keep looking

Stafford, TX(14 mi)
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Katy, TX(17 mi)
Tomball, TX(19 mi)
Pasadena, TX(22 mi)
Porter, TX(24 mi)
Magnolia, TX(25 mi)
Deer Park, TX(25 mi)
Needville, TX(36 mi)

Backflow testing in Houston, TX

Backflow testing companies near Houston

Houston Public Works (City of Houston): backflow test rules

Independent certified testers based in Houston

Never miss your annual backflow test

Backflow testing questions in Houston

Keep looking