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Backflow testing in Kingsport, TN

18 backflow testing businesses work within 25 miles of Kingsport, 5 of them based in town. Every one has testers on Tennessee's certified backflow tester roster.

18 businesses within 25 miles
35 for-hire testers based in Kingsport

Certified backflow testers near Kingsport

BAE Systems

90/100
✓ TN Certified Backflow Tester Verified #7582 ★ 4.2 (21 reviews) 2 certified testers Backflow Testing

4509 W Stone Dr, Kingsport, TN 37660 · 7 mi from Kingsport

Call (423) 578-6166 Details Website

Verified Oct 2026 · Unclaimed listing

Long's Construction

80/100
✓ TN Certified Backflow Tester Verified #13030 ★ 4.3 (11 reviews) Backflow Testing

5566 Fort Henry Dr, Kingsport, TN 37663 · 8 mi from Kingsport

Call (423) 239-6849 Details

Verified Oct 2026 · Unclaimed listing

Allied Piping Company

100/100
✓ TN Certified Backflow Tester Verified #12182 ★ 4.5 (4 reviews) 2 certified testers Backflow Testing

1407 E Fairview Ave, Johnson City, TN 37601 · 17 mi from Kingsport

Call (423) 929-7178 Details Website

Verified Oct 2026 · Unclaimed listing

Comfort Systems USA

100/100
✓ TN Certified Backflow Tester Verified #10659 ★ 4.8 (12 reviews) 2 certified testers Backflow Testing

2850 TN-394, Blountville, TN 37617 · 18 mi from Kingsport

Call (276) 669-3138 Details Website

Verified Oct 2026 · Unclaimed listing

Roto Rooter

90/100
✓ TN Certified Backflow Tester Verified #14647 ★ 4.7 (851 reviews) Backflow Testing

3B Charter Ct, Johnson City, TN 37604 · 14 mi from Kingsport

Call (423) 326-6276 Details Website

Verified Oct 2026 · Unclaimed listing

Roto Rooter

100/100
✓ TN Certified Backflow Tester Verified #14805 ★ 4.5 (126 reviews) 2 certified testers Backflow Testing

160 State St, Greeneville, TN 37743 · 24 mi from Kingsport

Call (423) 639-1221 Details Website

Verified Oct 2026 · Unclaimed listing

Cornett Service Group

80/100
✓ TN Certified Backflow Tester Verified #5526 ★ 4.8 (6 reviews) Backflow Testing

1875 Old Bristol Hwy, Watauga, TN 37694 · 20 mi from Kingsport

Call (423) 547-3285 Details

Verified Oct 2026 · Unclaimed listing

Warner Works LLC

80/100
✓ TN Certified Backflow Tester Verified #8419 ★ 4.4 (22 reviews) Backflow Testing

1415 Pace Meadow Ln, Rogersville, TN 37857 · 24 mi from Kingsport

Call (423) 272-4600 Details

Verified Oct 2026 · Unclaimed listing

Kingsport Water Services: backflow test rules

  • Who must test. The Water Quality Control Specialist tests on installation and annually. Source.
  • Notices and deadlines. Failure to repair or replace results in termination of water service. Source.
  • Tester registration. Requirements PDF installation section. Source.
  • Fees. Fee statement in the Backflow Prevention Requirements PDF. Source.
  • Approved testers. State of Tennessee Certified Cross Connection Assembly Contractors with phone and address: kingsporttn.gov. Source.

Everything about Kingsport Water Services'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 Kingsport 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 Kingsport

Who can test a backflow preventer in Kingsport?

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 Kingsport, see Kingsport Water Services's rules below.

How many certified backflow testers are based in Kingsport?

35 testers who test for the public list Kingsport as their base on Tennessee's roster, and 18 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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