Backflow Base / Every state / North Dakota
Backflow testing software for North Dakota.
Booking, scheduling, the field test, and the report to the water system, for testing companies in North Dakota.
North Dakota water systems
North Dakota has 301 active community water systems. Each test report goes to the one that serves the address. The largest:
- City of Fargo120,762 people served
- City of Bismarck72,417 people served
- Grand Forks Regional Wtp57,339 people served
- City of Minot48,743 people served
- City of West Fargo34,858 people served
- City of Williston26,426 people served
- City of Dickinson25,679 people served
- City of Mandan21,769 people served
- City of Jamestown15,427 people served
- South Central Rwd North Burleigh10,400 people served
Water systems: EPA SDWIS, active community systems, 2026-10-19. Population: Census Bureau 2024 estimates.
Testing companies in North Dakota
17 companies on the tester lists of 1 water system:
- Aqua Lawn
- BDT Mechanical
- BPS, LLC
- Clay's Plumbing & Heating
- Economy Plumbing
- Goldmark Property Management
- Grzadzieleski Utility Services, LLC
- Lawn King ND
- Legend-Air
- Manning Mechanical
- Mission Mechanical
- Nextgen Plumbing
- North Dakota State University
- Platinum Plumbing Service, LLC
- Rivers Edge Plumbing & Heating
- Total Care Plumbing
- Wright Plumbing
From Certified Backflow Prevention Assembly Testers. Checked October 19, 2026. A list shows who may test, not who is good; ask the water system for its current list.
Cities
- Fargo →136,285 people
- Bismarck →77,772 people
- Grand Forks →59,845 people
Testing in North Dakota
Who may test is set by the state, the water system, or both. Ask the water system you will test for which certifications it accepts before your first test.
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.