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Your Public Water System’s Cross-Connection Control Program

Your Public Water System’s Cross-Connection Control Program. Al Fuentes Technical Review and Oversight Team Water Supply Di vision. Outline of this Presentation. Authority Cross-Connection Control Program Containment vs. Internal Special considerations Record Retention

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Your Public Water System’s Cross-Connection Control Program

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  1. Your Public Water System’s Cross-Connection Control Program Al Fuentes Technical Review and Oversight Team Water Supply Division

  2. Outline of this Presentation • Authority • Cross-Connection Control Program • Containment vs. Internal • Special considerations • Record Retention • Auxiliary Water Systems • RG-478

  3. Authority • Authority: • Customer Service Insp. • Backflow Prevention Assembly • Testing Requirements • Enforcement • The Cross-Connection Control Program • The Plumbing Code

  4. The Cross-Connection Control Progam • Where does it reside and why? • A program for prevention • The backflow event • The Revised Total Coliform Rule • “Find and Fix” and Assessments • The “Sanitary defect”

  5. Backflow Cases • Individual priming sewage pump with hose • Pump turned on, pumped sewage into an administration building • Management was notified, alerted the people in the building. • Water coming out of the faucets was a very dark color.

  6. Backflow Preventers • Containment vs Internal Cross-Connection Control • Special considerations • Approved backflow preventers.

  7. Record Retention • TCEQ requirements • Key data on a form

  8. Auxiliary Water Systems • What the rule says. • How do you address these? • Teamwork

  9. Backflow Event • City park irrigation system • RPZ was installed but, not tested. • The nearby residents started complaining of small worms in their water. • Backflow from irrigation system, zero chlorine residual.

  10. RG-478 • A “One-stop-shop” for Cross-Connection Control

  11. Questions?

  12. Contact Info: Al Fuentes Response and Capacity Development Team Alfonso.Fuentes@tceq.texas.gov 512-239-1407 Richard Bosch Technical Review and Oversight Team Richard.Bosch@tceq.texas.gov 512-239-3465 Chirag Patel Technical Review and Oversight Team Chirag.Patel@tceq.texas.gov 512-239-0522

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