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Division of Foodborne, Waterborne, and Environmental Diseases (DFWED)

Division of Foodborne, Waterborne, and Environmental Diseases (DFWED)

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Reoccurring, Emerging,
and Persisting Strains
of Bacteria

CDC is working to better
understand REP strains and
how they spread

Learn More

DFWED Mission

Our mission is to improve public health nationally and internationally through the prevention and control of disease, disability, and death caused by foodborne, waterborne, and environmentally transmitted infections.

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BEAM Dashboard

An interactive tool for visualizing disease data

Who We Are
What We Do
Surveillance & Data Systems
Global Health Programs
Outbreak Response
A-Z Index of DFWED Topics
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Prevention Priorities

DFWED's seven priorities for prevention research and activities

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Whole Genome Sequencing

An advanced technology for finding and stopping outbreaks

Current Investigations
  • Outbreak of E. coli Infections Linked to Organic Walnuts
    Announced April 2024
  • Outbreak of Salmonella Infections Linked to Fresh Basil
    Announced April 2024
  • How Are Foodborne Outbreaks Investigated?
Last Reviewed: April 30, 2024
Source: Centers for Disease Control and Prevention, National Center for Emerging and Zoonotic Infectious Diseases (NCEZID), Division of Foodborne, Waterborne, and Environmental Diseases (DFWED)
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homeDivision of Foodborne, Waterborne, and Environmental Diseases
  • Who We Areplus icon
    • DFWED Leadership
    • Enteric Diseases Epidemiology Branch
    • Enteric Diseases Laboratory Branchplus icon
      • Table 1 version 6. Submission of Enteric Disease-associated Bacterial Isolates and Specimens
    • Food Safety Officeplus icon
      • Council to Improve Foodborne Outbreak Response (CIFOR)
    • Global Health Unitplus icon
      • Enteric Diseases Toolkit
      • Global Acute Diarrheal Diseases (GADD) Program
      • Global Networks Make Food Safer
    • Mycotic Diseases Branch
    • Outbreak Response and Prevention Branch
    • Waterborne Disease Prevention Branch
  • What We Doplus icon
    • Antimicrobial Resistance
    • Protect the Public’s Health
    • Surveillance and Data Systems
    • Global Health Programs
  • Outbreak Responseplus icon
    • Whole Genome Sequencing (WGS)
    • REP Strainsplus icon
      • Campylobacter jejuni (REPDBR01)
      • Salmonella Newport (REPJJP01)
      • Salmonella Hadar (REPTDK01)
      • Salmonella Infantis (REPJFX01)
      • E. coli O157:H7 (REPEXH01)
  • BEAM Dashboardplus icon
    • BEAM Dashboard FAQs
  • Prevention Prioritiesplus icon
    • Adoption of the Model Aquatic Health Code
    • Aspergillosis and Triazoles
    • Cholera
    • Salmonella and Chicken
    • Salmonella and Ground Beef
    • Shiga Toxin-producing E. coli and Leafy Greens
    • Vibriosis and Shellfish
    • Food Safety in Correctional Facilities
  • A-Z Index of DFWED Topics
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