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Health Threats Resilience Division

The Countering Weapons of Mass Destruction (CWMD) Office was established in December 2017 by consolidating primarily the Domestic Nuclear Detection Office, a majority of the Office of Health Affairs, as well as other DHS elements.

For current information related to CWMD, please visit the following:

The Health Threats Resilience Division in the Office of Health Affairs manages programs to help DHS and the nation prepare for and respond to chemical and biological threats, as well as other health threats and hazards. Major programs and initiatives include:

  • The BioWatch Program provides early detection of a bioterrorism event and helps communities prepare a coordinated response.
  • National Biosurveillance Integration Center integrates and analyzes information about health threats to help ensure the nation's responses are well-informed, save lives, and minimize economic impact.
  • Chemical Defense Program advises and help guide DHS leaders, government policymakers, and community responders to prepare for and respond to high consequence chemical incidents.
  • Food, Agriculture, and Veterinary Defense programs help government decision-makers protect the health and security of the nation by protecting its animals, plants, and food systems.
  • Integrated Consortium of Laboratory Networks is building an interoperable system of laboratory networks to provide surge laboratory support to a CBRNE incident, pandemic, or infectious disease outbreak.
  • State and Local Initiatives help bring health care partners into the homeland security conversation to help communities with prepare, plan, and respond to the evolving threat landscape.
  • Radiological/Nuclear Health Experts ensure the health, safety, and resilience of the DHS workforce against radiological and nuclear threats, and contribute to federal, state, and local response planning for radiological/nuclear incidents.


The Health Threats Resilience Division is led by Director and Deputy Assistant Secretary Jonathan Greene.

Last Updated: 07/14/2020
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