Backflow Prevention helps the City of Coppell ensure a safe drinking water supply for its residents. The purpose of a backflow prevention device is to keep unsafe drinking water from mixing with the potable water supply. A backflow prevention device is to be installed on:
- All residential irrigation systems
- Boiler systems
- Commercial facilities where chemicals are used
- Fire sprinkler systems
- Other systems where drinking water could become contaminated.
Backflow Prevention Assembly Testers
Backflow registration is for one year from the date of registration or re-registration. Download the Backflow Tester Registration (PDF) or view the online version.