BackflowNear Test-Due Reminder

Approved backflow testers in Lima, OH

2 backflow testing businesses work within 25 miles of Lima, 2 of them based in town. Every one is on the approved tester list of City of Columbus and Northwestern Water and Sewer District.

2 businesses within 25 miles

Backflow testing companies near Lima

What the badges mean
✓ OH 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.

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Price reports

What a backflow test costs in Lima

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Published prices nationwide

$29.99 to $100 per assembly

Based on 14 published prices · Read Oct 2026 Prices testing businesses list on their own websites, from our cost guide. Listed prices, not what people paid.

Every published price, with its source: what a backflow test costs.

Failed test? Published repair, rebuild and replacement prices: what a backflow repair or replacement costs.

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Backflow testing questions in Lima

Where are the backflow testing businesses listed for Lima based?

2 backflow testing businesses are listed within 25 miles of Lima. 2 are based in Lima itself. The closest is Brown's Heating Cooling Plumbing Electrical, under 1 mile from Lima.

Which tester lists are the businesses near Lima on?

Every one is on the approved tester list of City of Columbus and Northwestern Water and Sewer District.

How many of the backflow testing businesses near Lima have Google reviews?

2 of the 2 listed for Lima have 3 or more Google reviews. Brown's Heating Cooling Plumbing Electrical has the most reviews, 113, with an average of 3.9 stars, as Google showed them at our last check.

Approved list: City of Newark, Ohio companies employing State of Ohio certified backflow testers, City of Newark Water Department.

Approved list: City of Columbus approved backflow testers, City of Columbus.

Approved list: Del-Co Water active backflow testers, Del-Co Water Company.

Approved list: Zanesville-Muskingum County Health Department certified backflow testers, Zanesville-Muskingum County Health Department.

Approved list: Northwestern Water and Sewer District certified backflow testers, Northwestern Water and Sewer District.

Approved list: Ottawa County area Ohio Department of Commerce certified backflow testers, Ottawa County Sanitary Engineer.

Approved list: City of Columbus approved backflow testers (irrigation devices), City of Columbus.

Approved list: Trumbull County Combined Health District plumbers certified to test backflow devices, Trumbull County Combined Health District.

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