BackflowNear Test-Due Reminder

Backflow testing in Liberty, MO

110 backflow testing businesses work within 25 miles of Liberty, 2 of them based in town. 53 have testers on Missouri's roster and 57 are on the approved tester list of WaterOne.

110 businesses within 25 miles
7 for-hire testers based in Liberty

Backflow testing companies near Liberty

What the badges mean
✓ MO 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.
✓ MO 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.

Hendren Services

100/100
✓ MO Certified Backflow Tester Verified #43-10212 ★ 5 (172 reviews) 2 certified testers Backflow Testing

1011 W US Hwy 24, Independence, MO 64050 · 10 mi from Liberty

Call (816) 214-0947 Details Website

Verified Oct 2026 · Unclaimed listing

CertPro Plumbing

90/100
✓ MO Certified Backflow Tester Verified #43-12386 ★ 5 (3 reviews) Backflow Testing

212 W Mill St, Liberty, MO 64068 · under 1 mile from Liberty

Call (816) 454-0247 Details Website

Verified Oct 2026 · Unclaimed listing

Westland Landscaping

90/100
✓ MO Certified Backflow Tester Verified #43-2804 ★ 3.7 (3 reviews) 2 certified testers Backflow Testing

10809 NE 112 St, Kansas City, MO 64157 · 3 mi from Liberty

Call (816) 781-1947 Details Website

Verified Oct 2026 · Unclaimed listing

Henry Miller Mechanical

90/100
✓ MO Certified Backflow Tester Verified #34-12133 ★ 5 (3 reviews) 2 certified testers Backflow Testing

6609 Royal St Ste 104, Pleasant Valley, MO 64068 · 3 mi from Liberty

Call (913) 207-7100 Details

Verified Oct 2026 · Unclaimed listing

Royal Tee Plumbing

90/100
✓ MO Certified Backflow Tester Verified #33-14468 ★ 4.9 (298 reviews) Backflow Testing

6601D Royal St, Pleasant Valley, MO 64068 · 4 mi from Liberty

Call (816) 681-1186 Details Website

Verified Oct 2026 · Unclaimed listing

O'Dell Service

90/100
✓ MO Certified Backflow Tester Verified #43-14152 ★ 4.8 (20 reviews) Backflow Testing

2604 NE Industrial Dr Ste 160, Kansas City, MO 64117 · 9 mi from Liberty

Call (816) 219-1530 Details Website

Verified Oct 2026 · Unclaimed listing

Hampton Plumbing Inc.

80/100
✓ MO Certified Backflow Tester Verified #34-1525 ★ 3.9 (21 reviews) 2 certified testers Backflow Testing

1026 W Innovation Dr, Kearney, MO 64060 · 9 mi from Liberty

Call (816) 628-5069 Details

Verified Oct 2026 · Unclaimed listing

Embassy Landscape Group

100/100
✓ MO Certified Backflow Tester Verified #34-8763 ★ 4.1 (96 reviews) 3 certified testers Backflow Testing

6105 NW River Park Dr W, Riverside, MO 64150 · 13 mi from Liberty

Call (816) 436-4194 Details Website

Verified Oct 2026 · Unclaimed listing

All About Irrigation

100/100
✓ MO Certified Backflow Tester Verified #43-9235 ★ 5 (67 reviews) 2 certified testers Backflow Testing

9707 NW 73 Terrace, Weatherby Lake, MO 64152 · 14 mi from Liberty

Call (816) 721-6202 Details Website

Verified Oct 2026 · Unclaimed listing

Samson Irrigation

90/100
✓ MO Certified Backflow Tester Verified #33-10457 ★ 4.8 (9 reviews) Backflow Testing

1340 Vernon St, Kansas City, MO 64116 · 10 mi from Liberty

Call (816) 308-4030 Details Website

Verified Oct 2026 · Unclaimed listing

Perfect Turff

90/100
✓ MO Certified Backflow Tester Verified #43-13682 ★ 4.4 (32 reviews) 3 certified testers Backflow Testing

1340 Vernon St #4423, North Kansas City, MO 64116 · 10 mi from Liberty

Call (816) 882-8160 Details Website

Verified Oct 2026 · Unclaimed listing

Quality Plumbing Inc

90/100
✓ MO Utility-Approved Tester Verified ★ 4.9 (1895 reviews) On WaterOne list Backflow Testing

1731 Howell St, North Kansas City, MO 64116 · 11 mi from Liberty

Call (816) 472-4994 Details Website

Verified Oct 2026 · Unclaimed listing

Waldinger Corp

90/100
✓ MO Utility-Approved Tester Verified ★ 4.4 (14 reviews) On WaterOne list Backflow Testing

1800 Levee Rd, North Kansas City, MO 64116 · 11 mi from Liberty

Call (816) 421-7699 Details Website

Verified Oct 2026 · Unclaimed listing

Stine Nichols

90/100
✓ MO Utility-Approved Tester Verified ★ 4.9 (127 reviews) On WaterOne list Backflow Testing

318 E 16th Ave, North Kansas City, MO 64116 · 11 mi from Liberty

Call (816) 348-3481 Details Website

Verified Oct 2026 · Unclaimed listing

EDU Lawn Service

90/100
✓ MO Certified Backflow Tester Verified #43-11541 ★ 4.4 (13 reviews) 2 certified testers Backflow Testing

1520 Clay St, North Kansas City, MO 64116 · 11 mi from Liberty

Call (816) 226-2214 Details Website

Verified Oct 2026 · Unclaimed listing

Fagan Company

90/100
✓ KS Utility-Approved Tester Verified On WaterOne list Backflow Testing

3125 Brinkerhoff Rd, Kansas City, KS 66115 · 12 mi from Liberty

Call (913) 621-4444 Details Website

Verified Oct 2026 · Unclaimed listing

Lexington Plumbing

90/100
✓ MO Utility-Approved Tester Verified ★ 2.8 (18 reviews) On WaterOne list Backflow Testing

1620 Troost Ave, Kansas City, MO 64108 · 13 mi from Liberty

Call (816) 231-2254 Details Website

Verified Oct 2026 · Unclaimed listing

Metro guide: Backflow testing in Kansas City: every utility's rules, filing portals and published prices in one place.

City of Liberty Utilities: backflow test rules

  • Notices and deadlines. Letters give each customer their test date. Source.
  • How the report is filed. Mail to Utilities Department, Attn: Backflow Prevention, 101 E. Kansas, Liberty, MO 64068, or email backflow@libertymo.gov. Source.
  • Approved testers. City points to the Missouri DNR list. Source.

Everything about City of Liberty Utilities'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 Liberty 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 Liberty

Who can test a backflow preventer in Liberty?

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 Liberty, see City of Liberty Utilities's rules below.

How many certified backflow testers are based in Liberty?

7 testers who test for the public list Liberty as their base on Missouri's roster, and 110 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: WaterOne approved backflow testers, WaterOne.

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

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