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CDC Safe Water System (SWS)

Global (30+ countries), Global

The Safe Water System, developed by CDC and USAID, combines locally-produced dilute chlorine bleach solution (e.g., WaterGuard), safe storage containers with narrow openings and spigots, and community health worker education to prevent water recontamination. Implemented in 30+ countries since 1998, SWS has cut diarrheal deaths in half among children under five in target populations and reduced diarrhea by two-thirds among people living with HIV/AIDS.

Behavior Goal

Consistent household water treatment with chlorine, safe storage practices to prevent recontamination, and improved water handling behaviors

Implementers & Partners

  • CDC
  • Population Services International (PSI)
  • PATH
  • Local Health Ministries

Donors & Sponsors

  • USAID
  • CDC
  • Various Bilateral Donors

Key Takeaways

  • 1Simple, affordable technology (chlorine + safe storage) can dramatically reduce diarrhea
  • 2Community health workers are effective channels for product distribution and education
  • 3Bundling with other health services (ANC, HIV care) increases reach
  • 4Local production of chlorine solution improves sustainability and affordability

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