Cross Connection Control or Backflow Prevention
Yakima Program
List of Backflow Prevention Assembly Testers
- Download form
- Complete form by hand or as a fillable form
- Sign form by hand or electronic
- Fax, email or drop off completed form
What is it?
Environmental Protection Agency (EPA) Site
Potential Contamination Due to Cross-Connections and Backflow and the Associated Health Risks
Washington Department of Health (DOH) Site
Cross-connection control rules and definitions