CDC Agency-wide Responses

CDC has responded to more than 60 public health threats from its EOC since 2003. These threats include natural disasters, foodborne disease outbreaks, environmental emergencies, and infectious diseases. The EOC Response Timeline showcases CDC's responses to those public health emergencies from 2003-2026.

Response Timeline

Download Agency-wide Response Timeline

2022–Present
- Multi-National Monkeypox
2021
- Hurricane Ida
2020
- Coronavirus Disease 2019 (COVID-19)
2019
- Lung Injury Associated with Vaping
- Ebola in the Democratic Republic of the Congo
2018
- Hurricane Florence
2017
- Hurricanes Harvey, Irma, & Maria
2016
- Flint, Michigan Water Contamination
- Zika Virus
2015
- DoD Lab Sample Investigation (Anthrax)
2014
2013
- Multistate Cyclospora Outbreak
- Avian Influenza H7N9 Response
2012
- Middle East Respiratory Syndrome Coronavirus (2012)
- Multistate Meningitis Outbreak
2011
2010
2009
- H1N1 Influenza Pandemic Response
- Salmonella Typhimurium
2008
2007
- Hurricane Dean
- Extensively Drug Resistant Tuberculosis
2006
2005
2004
2003
2001
- Anthrax Postal Terrorism
- September 11 Attacks

Aug. 11, 2026

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Office of Readiness and Response

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Published: May 15, 2024

Updated: August 11, 2026

This page was last updated on this date. Updates may include minor edits, image changes, or other modifications to page content.

Reviewed: August 11, 2026

The information on this page was last reviewed by subject matter experts to ensure accuracy.

CDC Agency-wide Responses

At a glance

Response Timeline

2022–Present

2021

2020

2019

2018

2017

2016

2015

2014

2013

2012

2011

2010

2009

2008

2007

2006

2005

2004

2003

2001

Office of Readiness and Response