Backflow Base / Every state / Arizona / Phoenix
Backflow testing software for Phoenix, Arizona.
For testing companies working Phoenix's 1,673,164 people: booking, routes, the field test, and the report to the water system.
Water systems based in Phoenix
- City of Phoenix1,695,000 people served
- City of Glendale234,766 people served
- Arizona Water Co - Pinal Valley134,432 people served
- Arizona Water Co - Apache Junction62,055 people served
- Pima Utilities20,000 people served
Plus 42 smaller systems based here. Households near Phoenix may be served by another system; Backflow Base matches each address to its own. All 695 in Arizona →
Water systems: EPA SDWIS, active community systems, 2026-10-19. Population: Census Bureau 2024 estimates.
Testing companies in Phoenix
255 companies on the tester lists of 1 water system. The first 25:
- $69 PASS 2 PAY BACKFLOW
- 4 PEAKS FIRE PROTECTION LLC
- 5M CONSTRUCTION LLC
- A G S INSPECTION SERVICES
- A TO Z BACKFLOW TESTING
- A-1 PLUMBING CONTRACTORS, INC
- A&TT SERVICES LLC
- A3 SMART HOME/SAFEGUARD SECURITY & COM
- AAA BACKFLOW TESTING & REPAIR
- AAA LANDSCAPE
- ABC WATER WORKS
- ABOVE ALL PLUMBING
- ABS-AZ BACKFLOW SPECIALIST
- ABSOLUTE FIRE PROTECTION
- ACCENT PLUMBING
- ACCO ENGINEERED SYSTEMS
- ACCURATE BACKFLOW TEST/REPAIR
- ACCURATE FIRE PROTECTION LLC
- ACS INSPECTION SERVICES LLC
- ADANAC FIRE PROTECTION, INC
- ADIANT FIRE PROTECTION CO
- ADOBE FIRE PROTECTION, LLC
- AERO AUTOMATIC SPRINKLER CO
- AESIR CORPORATION
- AFFORDABLE FIRE & SAFETY LLC
From City of Phoenix (dated August 11, 2026). Checked October 19, 2026. A list shows who may test, not who is good; ask the water system for its current list.
Other Arizona cities
- Tucson →554,013 people
- Mesa →517,151 people
- Gilbert →288,790 people
- Chandler →281,231 people
- Glendale →258,143 people
- Scottsdale →246,170 people
- Peoria →199,924 people
- Tempe →190,114 people
- Surprise →167,564 people
- Goodyear →118,186 people
- Buckeye →114,334 people
- Yuma →103,559 people
The software
- Bookings from a booking page, your own website, and an AI receptionist on your phone.
- Schedule board and route for each tester.
- Field app that scores every test, even with no signal.
- Test reports sent to the water system that serves each address.
- Card payments to your own Stripe account, and yearly renewals that charge after the test.
- Client portal for HOAs, property managers and contractors.
- $50/month flat: no per-test fee, no cut of payments.
- Every feature →What the app does, part by part.
- Compare →Next to other backflow and field-service software.
- Start free →No card. $50/month or $500/year once you go live, 45 days free.
- Free exam prep →Study questions, practice exams, device tests, a VR wet lab.