BackflowNear Test-Due Reminder

Backflow testing in Merriam, KS

162 backflow testing businesses work within 25 miles of Merriam, 2 of them based in town. 55 have testers on Kansas's roster and 107 are on the approved tester list of WaterOne.

162 businesses within 25 miles

Backflow testing companies near Merriam

What the badges mean
✓ KS 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.
✓ KS 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.

Green Outdoors Inc

90/100
✓ KS Utility-Approved Tester Verified ★ 5 (6 reviews) On WaterOne list Backflow Testing

5816 Merriam Dr Suite A, Merriam, KS 66203 · under 1 mile from Merriam

Call (913) 207-4712 Details Website

Verified Oct 2026 · Unclaimed listing

Temp-CON Inc

90/100
✓ KS Utility-Approved Tester Verified ★ 4.1 (20 reviews) On WaterOne list Backflow Testing

10601 W 79th St, Shawnee, KS 66214 · 2 mi from Merriam

Call (913) 768-4888 Details Website

Verified Oct 2026 · Unclaimed listing

Siemens

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

7938 Marshall Dr, Lenexa, KS 66214 · 2 mi from Merriam

Call (913) 954-7196 Details Website

Verified Oct 2026 · Unclaimed listing

MR Plumber

90/100
✓ KS Utility-Approved Tester Verified ★ 4.6 (165 reviews) On WaterOne list Backflow Testing

3057 Merriam Ln, Kansas City, KS 66106 · 3 mi from Merriam

Call (913) 238-1498 Details Website

Verified Oct 2026 · Unclaimed listing

True North Outdoor

90/100
✓ KS Utility-Approved Tester Verified ★ 4.2 (35 reviews) On WaterOne list Backflow Testing

2405 Merriam Ln, Kansas City, KS 66106 · 3 mi from Merriam

Call (913) 212-0409 Details Website

Verified Oct 2026 · Unclaimed listing

A W J Service

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

7326 Maple St, Overland Park, KS 66204 · 3 mi from Merriam

Call (913) 262-3643 Details Website

Verified Oct 2026 · Unclaimed listing

Riden Plumbing

90/100
✓ KS Utility-Approved Tester Verified ★ 4.9 (43 reviews) On WaterOne list Backflow Testing

11306 W 89th St, Overland Park, KS 66214 · 4 mi from Merriam

Call (913) 432-8495 Details Website

Verified Oct 2026 · Unclaimed listing

EW Plumbing LLC

90/100
✓ KS Utility-Approved Tester Verified ★ 4.9 (23 reviews) On WaterOne list Backflow Testing

8830 Bond St, Overland Park, KS 66214 · 4 mi from Merriam

Call (913) 768-8500 Details Website

Verified Oct 2026 · Unclaimed listing

Plumbline Plumbing

90/100
✓ KS Utility-Approved Tester Verified ★ 4.7 (64 reviews) On WaterOne list Backflow Testing

8617 W 90th St, Overland Park, KS 66212 · 4 mi from Merriam

Call (913) 952-9812 Details Website

Verified Oct 2026 · Unclaimed listing

Ryan Lawn & Tree

90/100
✓ KS Utility-Approved Tester Verified ★ 4.7 (284 reviews) On WaterOne list Backflow Testing

9120 Barton St, Overland Park, KS 66214 · 4 mi from Merriam

Call (913) 381-1505 Details Website

Verified Oct 2026 · Unclaimed listing

Pinnacle Boiler

90/100
✓ KS Utility-Approved Tester Verified ★ 5 (4 reviews) On WaterOne list Backflow Testing

1044 Osage Ave, Kansas City, KS 66105 · 6 mi from Merriam

Call (913) 804-7210 Details Website

Verified Oct 2026 · Unclaimed listing

KC Sprinkler Pros

90/100
✓ MO Utility-Approved Tester Verified ★ 4.5 (32 reviews) On WaterOne list Backflow Testing

6320 Brookside Plaza Ste 252, Kansas City, MO 64113 · 6 mi from Merriam

Call (816) 703-9760 Details Website

Verified Oct 2026 · Unclaimed listing

C&C Group

90/100
✓ KS Utility-Approved Tester Verified ★ 3.4 (8 reviews) On WaterOne list Backflow Testing

10012 Darnell St, Lenexa, KS 66215 · 6 mi from Merriam

Call (913) 888-6200 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.

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 Merriam 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 Merriam

Who can test a backflow preventer in Merriam?

A tester certified as Kansas's rules require, and accepted by your water utility. The companies here are on the approved list of WaterOne: companies allowed to file backflow test reports in that system. Check the notice your utility sent.

How many backflow testing companies serve Merriam?

162 companies on the approved list of WaterOne work within 25 miles of Merriam, 2 of them based in town.

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.

Approved list: WaterOne approved backflow testers, WaterOne.

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