Central Arkansas Water: backflow testing rules
Serves Little Rock, North Little Rock and surrounding central Arkansas communities. Every point below comes from Central Arkansas Water's own pages, linked; check your notice for your own deadline.
Who must test
- All commercial and industrial properties and irrigation meters, and most multi-family, must have an assembly tested annually. Source.
- The page says annual testing is for commercial properties only for now; single-family irrigation must have an assembly. Source.
- Residential lawn irrigation annual test recommended, not required. Source.
Notices and deadlines
- Manual requires an operational test within 10 days of installation and at intervals not to exceed one year. Mailed notice mechanics not stated. Source.
How the report is filed
- Manual says the consumer files reports; performance test reports are due within 14 calendar days. Delivery channel (mail, email, portal) not stated. Source.
- Backflow Assembly Test Form linked on program page. Source.
Tester registration
- Registered file must hold tester info sheet, ADH certification card, school certificate and annual gauge calibration report. Source.
- Part of the CAW tester registration file. Source.
Fees
- This is a survey inspection fee on the consumer, not a tester or tracking fee; amount set by the Commission and not stated in the manual. Source.
Approved testers
- CAW publishes a list of businesses with active testers in its service area. Source.
Program
- Program page with manual, tester list, test form and survey links. Source.
Read October 6, 2026. Program page: carkw.com.