Backflow Base / Tester certification / South Dakota
Backflow tester certification in South Dakota.
No state tester certification was found. Sioux Falls approves its own testers and requires an ABPA certificate. Other systems set their own rules.
Last updated .
Who certifies
Each South Dakota water system (example: City of Sioux Falls)
605-373-6971
There is no state tester certificate. Each water system decides which certificates it accepts.
What it takes
- Credential
- Set by each water system. Sioux Falls: ABPA certificate plus city approval.
- Training
- Sioux Falls asks for proof of a completed backflow course (city page says 40 hours).
- Exam
- ABPA exam for Sioux Falls.
- Renewal
- Sioux Falls: approval lasts 3 years; registration ends if ABPA certification lapses or you change employer.
Certificates from elsewhere
- ABPA: up to each water system. Required by Sioux Falls for its approved tester list.
No other state's certificate is named as valid here. Ask the program before you rely on one.
Where to get certified
- American Backflow Prevention Association (ABPA)exam. Certifying body Sioux Falls requires. Exam and course sites not confirmed.
Listed for convenience, not endorsed. Check that a course is on the state's approved list before you pay.
Free exam prep → Study questions, practice exams, device tests.
Test procedures for every assembly → The steps we recommend for the field exam.
Filing test reports
Reports go to the water system. Sioux Falls publishes its own test report form.
Largest water systems
City of Sioux Falls
- Contact
- 605-373-6971
- Reports
- Use the city Backflow Test Report Form. The page does not say where to send it; call the Water Division.
- Testers
- Testers must be on the city approved list: fill in the Backflow Tester Application with the course certificate and ABPA certificate. A new application is needed each time you change employer. Test yearly.
City of Rapid City
City of Aberdeen
- Contact
- 605-626-7025
Brookings Municipal Utilities
Watertown Municipal Utilities
Sources
- Sioux Falls Cross Connection Control
- Sioux Falls Backflow Tester Application 2025
- Sioux Falls Backflow Test Report Form
- SD Plumbing Commission (no backflow tester page found)
Little of this could be confirmed from an official source. Call the program or the water system before you rely on it.
Checked 2026-10-19 against each state's own program pages and rules. Rules change; confirm with the program before you book an exam or a test. Spot something out of date? hello@backflowbase.com.
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.