BackflowNear Test-Due Reminder

Approved backflow testers in Nampa, ID

16 backflow testing businesses work within 25 miles of Nampa, 3 of them based in town. Every one is on the approved tester list of City of Eagle and City of Twin Falls.

16 businesses within 25 miles

Backflow testing companies near Nampa

Most of these businesses are also listed on Boise, ID.

What the badges mean
✓ ID 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.

Are you a backflow testing company near Nampa? One sponsor per county, clearly labelled. Sponsor this county

Pacific Backflow

90/100
✓ ID Utility-Approved Tester Verified ★ 3.3 (30 reviews) On City of Eagle list Backflow Testing

3313 W Cherry Ln PMB# 726, Meridian, ID 83642 · 5 mi from Nampa

Call (208) 378-0500 Details Website
Verified Oct 2026 · Unclaimed listing

State Fire

90/100
✓ ID Utility-Approved Tester Verified ★ 4 (32 reviews) On City of Eagle list Backflow Testing

575 E Bower St, Meridian, ID 83642 · 8 mi from Nampa

Call (208) 377-3670 Details Website
Verified Oct 2026 · Unclaimed listing

Delta Fire Systems

90/100
✓ ID Utility-Approved Tester Verified ★ 3.9 (7 reviews) On City of Eagle list Backflow Testing

2355 E Commercial St #100, Meridian, ID 83642 · 9 mi from Nampa

Call (208) 461-9391 Details Website
Verified Oct 2026 · Unclaimed listing

Debest Plumbing

90/100
✓ ID Utility-Approved Tester Verified ★ 4.1 (38 reviews) On City of Eagle list Backflow Testing

11477 W President Dr, Boise, ID 83713 · 11 mi from Nampa

Call (208) 322-4844 Details Website
Verified Oct 2026 · Unclaimed listing

HR2, Inc

80/100
✓ ID Utility-Approved Tester Verified On City of Eagle list Backflow Testing

4677 Windward Ct, Garden City, ID 83714 · 15 mi from Nampa

Call (208) 890-6164 Details
Verified Oct 2026 · Unclaimed listing

Boise Backflow

90/100
✓ ID Utility-Approved Tester Verified ★ 4.8 (22 reviews) On City of Eagle list Backflow Testing

3835 E Sweet Pea Ct, Boise, ID 83716 · 21 mi from Nampa

Call (208) 917-3383 Details Website
Verified Oct 2026 · Unclaimed listing

Price reports

What a backflow test costs in Nampa

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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 Nampa

Where are the backflow testing businesses listed for Nampa based?

16 backflow testing businesses are listed within 25 miles of Nampa. 3 are based in Nampa itself, 8 more within 15 miles and 5 further out, up to 21 miles away. Other towns with more than one listing: Boise (6), Meridian (4) and Garden City (2). The closest is Shilo Automatic Sprinkler, under 1 mile from Nampa.

Which tester lists are the businesses near Nampa on?

Every one is on the approved tester list of City of Eagle and City of Twin Falls.

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

14 of the 16 listed for Nampa have 3 or more Google reviews. Quality Service Plumbing has the most reviews, 108, with an average of 5 stars, as Google showed them at our last check.

Approved list: City of Twin Falls licensed backflow assembly testers and installers, City of Twin Falls.

Approved list: City of Eagle backflow prevention assembly tester list, City of Eagle Water.

Approved list: City of Post Falls registered backflow assembly testers, City of Post Falls Water Division.

Approved list: Hayden Irrigation District approved backflow testing companies, Hayden Irrigation District.

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