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Backflow testing in Knoxville, TN

40 backflow testing businesses work within 25 miles of Knoxville, 28 of them based in town. Every one has testers on Tennessee's certified backflow tester roster.

40 businesses within 25 miles
184 for-hire testers based in Knoxville

Certified backflow testers near Knoxville

Century Fire Protection

100/100
✓ TN Certified Backflow Tester Verified #13761 ★ 4.3 (11 reviews) 9 certified testers Backflow Testing

6702 Central Ave Pike, Knoxville, TN 37912 · 4 mi from Knoxville

Call (865) 281-0277 Details Website

Verified Oct 2026 · Unclaimed listing

Secufire

100/100
✓ TN Certified Backflow Tester Verified #14316 ★ 5 (12 reviews) 3 certified testers Backflow Testing

9111 Cross Park Dr D200, Knoxville, TN 37923 · 6 mi from Knoxville

Call (865) 770-1484 Details Website

Verified Oct 2026 · Unclaimed listing

Northwest Plumbing Co.

100/100
✓ TN Certified Backflow Tester Verified #13799 ★ 4.3 (24 reviews) 3 certified testers Backflow Testing

2710 Ball Camp Byington Rd, Knoxville, TN 37931 · 7 mi from Knoxville

Call (865) 690-7777 Details Website

Verified Oct 2026 · Unclaimed listing

Acadia Landscape

90/100
✓ TN Certified Backflow Tester Verified #10046 ★ 4.9 (87 reviews) Backflow Testing

4408 Middlebrook Pike #100, Knoxville, TN 37921 · 1 mi from Knoxville

Call (865) 329-4002 Details Website

Verified Oct 2026 · Unclaimed listing

The Lawn Butler

90/100
✓ TN Certified Backflow Tester Verified #14380 ★ 4.7 (172 reviews) 4 certified testers Backflow Testing

1815 Jackson Rd, Knoxville, TN 37921 · 1 mi from Knoxville

Call (865) 345-3973 Details Website

Verified Oct 2026 · Unclaimed listing

Best Plumber

90/100
✓ TN Certified Backflow Tester Verified #14729 ★ 4.9 (441 reviews) 2 certified testers Backflow Testing

320 Nancy Lynn Ln #3, Knoxville, TN 37919 · 3 mi from Knoxville

Call (805) 816-3111 Details Website

Verified Oct 2026 · Unclaimed listing

Tennessee Automatic Sprinkler

90/100
✓ TN Certified Backflow Tester Verified #9733 ★ 3.9 (7 reviews) 5 certified testers Backflow Testing

2729 Ball Camp Byington Rd, Knoxville, TN 37931 · 7 mi from Knoxville

Call (865) 691-8738 Details

Verified Oct 2026 · Unclaimed listing

Irrigation Works

90/100
✓ TN Certified Backflow Tester Verified #7248 ★ 3.4 (5 reviews) Backflow Testing

5412 Greencrest Rd, Knoxville, TN 37918 · 8 mi from Knoxville

Call (865) 212-4200 Details Website

Verified Oct 2026 · Unclaimed listing

Buckner Plumbing

90/100
✓ TN Certified Backflow Tester Verified #12593 ★ 4.6 (21 reviews) Backflow Testing

4509 Doris Cir, Knoxville, TN 37918 · 8 mi from Knoxville

Call (865) 237-9646 Details Website

Verified Oct 2026 · Unclaimed listing

Knoxville Utilities Board (KUB): backflow test rules

  • Who must test. Such assemblies must be tested annually under the program. Source.
  • Notices and deadlines. Customers with an assembly receive annual notifications about mandatory testing and must test by the deadline on the notice (July/August 2025 newsletter). Source.
  • How the report is filed. Customer must make sure a passing report is submitted. Source.
  • Tester registration. Tester must be certified by TDEC and approved by KUB; KUB tester accounts use a KUB-assigned username (portal). Source.
  • Approved testers. Reached through the Backflow Testers button on the program page: kub.org The list loads dynamically so entries were not retrieved. Source.

Everything about Knoxville Utilities Board (KUB)'s backflow program

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 Knoxville 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 Knoxville

Who can test a backflow preventer in Knoxville?

A tester certified by Tennessee Department of Environment and Conservation (Fleming Training Center). Your water utility may also keep its own list of testers allowed to file reports. In Knoxville, see Knoxville Utilities Board (KUB)'s rules below.

How many certified backflow testers are based in Knoxville?

184 testers who test for the public list Knoxville as their base on Tennessee's roster, and 40 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: Tennessee Department of Environment and Conservation (Fleming Training Center), read October 6, 2026.

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