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Backflow testing software: the market, and where Backflow Base fits

Most software with "backflow" in its name is bought by water utilities, and testers file into it. Here is how the market splits, what a testing company actually has to choose from, and why we built Backflow Base the way we did.

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In short

Why the work exists

A backflow assembly stops water that has been in a building's plumbing from flowing back into the public supply. Water systems require each one to be tested by a certified tester, and almost all of them want it done every year. The USC Foundation for Cross-Connection Control and Hydraulic Research recommends annual field testing of every assembly, and cites a Water Research Foundation study in which 94% of water suppliers required testing annually or more often.

States write it into law. Washington's WAC 246-290-490, for example, requires annual testing by a state-certified tester, and cities such as Issaquah warn that water service can be shut off when the test isn't done. The US has just under 50,000 community water systems, and each decides how it wants reports filed: by email, on a paper form, or on a portal.

For the customer it is a small, unavoidable bill. Testing companies' own booking pages show a single residential assembly at around $75 to $90.

Two markets that get confused

Software for water utilities

A water system's cross-connection control program has to track every assembly in its service area, chase the overdue ones, and keep the reports. That software is bought by the utility:

A tester doesn't choose these. If a district uses one, its reports go there. They are not competitors to a testing company's own software, and Backflow Base doesn't try to replace them.

Software for testing companies

The testing company needs something else entirely: a way for customers to book, a schedule, a route, a form for the test, the report to each district, a way to get paid, and a reminder next year. Its options:

Where testing companies lose time and money

What Backflow Base does differently

It was built inside a working backflow testing company, Liberty Lake Backflow, which runs its season on it.

What it doesn't do

How to choose

  1. List the water systems you test for, and how each takes reports.
  2. Count your testers this season and next, and price each option at that size.
  3. Add card fees, and any filing fees per report.
  4. Check where the test itself is recorded, and whether it is typed twice.
  5. Ask how customers book, by web and by phone, and who reminds them next year.

Sources

Prices and features are from each company's own pages on October 26, 2026, or the city pages named. Fees vary by district and change. See a mistake? Email hello@backflowbase.com.

The software

Contact

hello@backflowbase.com