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Backflow testing in Jefferson City, MO

15 backflow testing businesses work within 25 miles of Jefferson City, 11 of them based in town. Every one has testers on Missouri's certified backflow tester roster.

15 businesses within 25 miles
64 for-hire testers based in Jefferson City

Certified backflow testers near Jefferson City

Harold G. Butzer

100/100
✓ MO Certified Backflow Tester Verified #19-7733 ★ 4.1 (12 reviews) 24 certified testers Backflow Testing

721 Wicker Ln, Jefferson City, MO 65109 · under 1 mile from Jefferson City

Call (573) 636-4115 Details Website

Verified Oct 2026 · Unclaimed listing

Distler Irrigation

100/100
✓ MO Certified Backflow Tester Verified #34-11926 ★ 5 (5 reviews) 3 certified testers Backflow Testing

4834 Country Club Dr, Jefferson City, MO 65109 · 4 mi from Jefferson City

Call (573) 418-9247 Details Website

Verified Oct 2026 · Unclaimed listing

Mainline Fire Protection

100/100
✓ MO Certified Backflow Tester Verified #42-12268 ★ 5 (4 reviews) 9 certified testers Backflow Testing

5224 Business RT-50 W, Jefferson City, MO 65109 · 5 mi from Jefferson City

Call (573) 635-6238 Details Website

Verified Oct 2026 · Unclaimed listing

United Mechanical Services

100/100
✓ MO Certified Backflow Tester Verified #19-10873 ★ 5 (3 reviews) 10 certified testers Backflow Testing

7511 Liberty Rd BLDG B, Jefferson City, MO 65101 · 8 mi from Jefferson City

Call (573) 298-4499 Details Website

Verified Oct 2026 · Unclaimed listing

Westco Outdoor Services

90/100
✓ MO Certified Backflow Tester Verified #34-14846 ★ 4.4 (17 reviews) 2 certified testers Backflow Testing

5000 Bus 50 W, Jefferson City, MO 65109 · 4 mi from Jefferson City

Call (573) 864-9378 Details Website

Verified Oct 2026 · Unclaimed listing

Summit Mechanical

90/100
✓ MO Certified Backflow Tester Verified #26-4887 ★ 3.7 (3 reviews) 2 certified testers Backflow Testing

5324 Algoa Rd, Jefferson City, MO 65101 · 6 mi from Jefferson City

Call (573) 636-4050 Details

Verified Oct 2026 · Unclaimed listing

Schrimpf Landscaping

80/100
✓ MO Certified Backflow Tester Verified #34-7236 Backflow Testing

2820 Brush Creek Ct, Jefferson City, MO 65109 · 4 mi from Jefferson City

Call (573) 690-4520 Details

Verified Oct 2026 · Unclaimed listing

Columbia Lawncare

90/100
✓ MO Certified Backflow Tester Verified #34-4831 ★ 3.3 (7 reviews) Backflow Testing

6509 Chelan Dr, Columbia, MO 65203 · 23 mi from Jefferson City

Call (573) 443-5681 Details Website

Verified Oct 2026 · Unclaimed listing

Missouri American Water: backflow test rules

  • Who must test. From the January 2015 Cross Connection Control Program regulations. Source.
  • Notices and deadlines. A mailed test notice carries the Customer Confirmation Number (CCN) the tester needs to file. Source.
  • How the report is filed. Since Sept 1, 2023 reports go to BSI (Backflow Solutions, Inc.) at www.bsionline.com; BSI support 888-966-6050 or support@backflow.com. The tester needs the customer's CCN. Source.
  • Tester registration. Testers must hold a BSI login to enter reports. Source.
  • Approved testers. Customers can use the Missouri DNR list or BSI's Find a Testing Company lookup (requires the CCN from the notice). Source.

Everything about Missouri American Water's backflow program

Independent certified testers based in Jefferson City

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

TownTesterCertificateExpiresPhone
Jefferson City Wilbur Miller 34-14749 Mar 2029 (573) 284-4468
Steve G. Reyes 34-2293 Feb 2028 (573) 673-8549

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 Jefferson 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 Jefferson City

Who can test a backflow preventer in Jefferson City?

A tester certified by Missouri Department of Natural Resources. Your water utility may also keep its own list of testers allowed to file reports. In Jefferson City, see Missouri American Water's rules below.

How many certified backflow testers are based in Jefferson City?

64 testers who test for the public list Jefferson City as their base on Missouri's roster, and 15 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: Missouri Department of Natural Resources, read October 6, 2026.

Approved list: City of Nixa certified backflow testers, City of Nixa.

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