Landscape Art Inc.
90/100 ✓ TX Utility-Approved Tester Verified ★ 4.6 (16 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Approved backflow testers in League City, TX
34 backflow testing businesses work within 25 miles of League City, 2 of them based in town. 1 have testers on Texas's roster and 33 are on the approved tester list of 3 water utilities.
34 businesses within 25 miles
Backflow testing companies near League City
What the badges mean
- ✓ TX Certified Backflow Tester Verified
- A state roster lists at least one certified tester at this business, with a current certificate. The state sets the exam and renewal.
- ✓ TX Utility-Approved Tester Verified On the city list
- The company is on a water utility's own approved list (the second badge names the list). That is the utility's approval, not a state license, and it counts for that utility.
- 3 certified testers
- How many certified testers the roster lists at this business.
- ★ 4.8 (25 reviews)
- The Google rating, shown as Google reports it. It does not change the order.
Order is by our quality score, never by payment. How we verify listings.
Are you a backflow testing company near League City? One sponsor per county, clearly labelled. Sponsor this county
Kenn's Plumbing Inc.
90/100 ✓ TX Certified Backflow Tester Verified #BP0022271 ★ 5 (38 reviews) Backflow Testing
Verified Oct 2026 · Unclaimed listing
✓ TX Utility-Approved Tester Verified ★ 4.8 (18 reviews) On City of Houston listOn City of League City list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Gulf Coast Sprinkler Service
80/100 ✓ TX Utility-Approved Tester Verified ★ 5 (13 reviews) On City of League City list Backflow Testing
Verified Oct 2026 · Unclaimed listing
✓ TX Utility-Approved Tester Verified ★ 5 (6 reviews) On City of League City list Backflow Testing
Verified Oct 2026 · Unclaimed listing
VSC Fire & Security
100/100 ✓ TX Utility-Approved Tester Verified ★ 5 (3 reviews) On City of League City list Backflow Testing
Verified Oct 2026 · Unclaimed listing
✓ TX Utility-Approved Tester Verified ★ 4.8 (1352 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Texas Plumbing and Backflow
90/100 ✓ TX Utility-Approved Tester Verified ★ 4.8 (128 reviews) On City of League City list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Saturn Plumbing and Backflow
90/100 ✓ TX Utility-Approved Tester Verified ★ 5 (65 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
✓ TX Utility-Approved Tester Verified On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
VFP Fire Systems
90/100 ✓ TX Utility-Approved Tester Verified ★ 5 (3 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Battleground Fire Protection
90/100 ✓ TX Utility-Approved Tester Verified ★ 5 (43 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
✓ TX Utility-Approved Tester Verified ★ 3.9 (105 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Modern Plumbing Co.
90/100 ✓ TX Utility-Approved Tester Verified ★ 4.5 (176 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
✓ TX Utility-Approved Tester Verified ★ 4.2 (5 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Summit Fire & Security LLC
90/100 ✓ TX Utility-Approved Tester Verified ★ 3.6 (53 reviews) On City of League City listOn City of Houston listOn Austin Water list Backflow Testing
Verified Oct 2026 · Unclaimed listing
✓ TX Utility-Approved Tester Verified ★ 4.6 (49 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Hunton Services
90/100 ✓ TX Utility-Approved Tester Verified ★ 4.2 (23 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Evap Solutions
80/100 ✓ TX Utility-Approved Tester Verified On City of Houston listOn City of League City list Backflow Testing
Verified Oct 2026 · Unclaimed listing
✓ TX Utility-Approved Tester Verified On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
✓ TX Utility-Approved Tester Verified On City of League City listOn City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Aqua For Less
80/100 ✓ TX Utility-Approved Tester Verified On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Primary Plumbing Services
90/100 ✓ TX Utility-Approved Tester Verified ★ 4.2 (27 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Fire Protection Service Inc.
90/100 ✓ TX Utility-Approved Tester Verified ★ 4.4 (22 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Platinum Fire Protection
90/100 ✓ TX Utility-Approved Tester Verified ★ 4.7 (7 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
✓ TX Utility-Approved Tester Verified ★ 4.6 (56 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Superior Lawn Care
90/100 ✓ TX Utility-Approved Tester Verified ★ 4.1 (65 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
The Spencer Company
90/100 ✓ TX Utility-Approved Tester Verified ★ 4 (30 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Aberle Plumbing, LLC
90/100 ✓ TX Utility-Approved Tester Verified ★ 4.9 (500 reviews) On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Response Fire Protection LLC
90/100 ✓ TX Utility-Approved Tester Verified On City of Houston list Backflow Testing
Verified Oct 2026 · Unclaimed listing
Price reports
What a backflow test costs in League City
Not enough reports yet for League City to show a range. Be one of the first: it takes a minute and stays anonymous.
Published prices nationwide
$29.99 to $100 per assembly
$0$25$50$75$100$125
Every published price, with its source: what a backflow test costs.
Failed test? Published repair, rebuild and replacement prices: what a backflow repair or replacement costs.
City of League City: backflow test rules
- Who must test. League City owners are responsible for the annual test of their backflow prevention devices and pay for the testing. Source.
- Notices and deadlines. BSI sends testing due and overdue notices to customers, listing the last tester of record; testing is due on the same date each year, not a year from the last test. Source.
- How the report is filed. Test reports for existing and replacement devices can only be submitted online through BSI Online by certified testers, within 48 hours of the test date. Source.
- Tester registration. Certified testers register through the city's Online Permit Portal with a nonrefundable $75 annual fee, valid government photo ID, valid TCEQ license and proof of test equipment calibration. Source.
- Fees. Owners pay a one-time registration fee of $35 for each backflow device. Source.
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 League City and we'll text you a month before it is due, with certified local testers ready to book.
Free. One text before your test is due. No spam, cancel anytime. Privacy
Backflow testing questions in League City
Where are the backflow testing businesses listed for League City based?
34 backflow testing businesses are listed within 25 miles of League City. 2 are based in League City itself, 14 more within 15 miles and 18 further out, up to 25 miles away. Other towns with more than one listing: Houston (20), Pasadena (3) and Deer Park (2). The closest is Gulf Coast Sprinkler Service, 1 mile from League City.
Which tester lists are the businesses near League City on?
1 have testers on Texas's roster and 33 are on the approved tester list of 3 water utilities. The Texas Commission on Environmental Quality roster was read October 6, 2026.
Which water utility sets the backflow test rules in League City?
City of League City. Who must test: League City owners are responsible for the annual test of their backflow prevention devices and pay for the testing.
How many of the backflow testing businesses near League City have Google reviews?
27 of the 34 listed for League City have 3 or more Google reviews. 1-800 Plumber + Air of Pearland LLC has the most reviews, 1,352, with an average of 4.8 stars, as Google showed them at our last check.
Roster: Texas Commission on Environmental Quality, read October 6, 2026.
Approved list: Austin Water registered Water Services Technicians, Austin Water.
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: Town of Prosper registered backflow testers, Town of Prosper.
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: City of League City backflow assembly testers, City of League City.
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
- Santa Fe, TX(8 mi)
- Texas City, TX(11 mi)
- Deer Park, TX(12 mi)
- Pasadena, TX(15 mi)
- Stafford, TX(31 mi)
- Houston, TX(34 mi)
- Porter, TX(42 mi)
- Spring, TX(46 mi)
- Katy, TX(48 mi)
- Needville, TX(49 mi)