US Defense Threat Reduction Agency

DTRA
Fort Belvoir, VA, United States

The Defense Threat Reduction Agency (DTRA) is the US Department of Defense's official combat support agency for countering weapons of mass destruction. Its experts address chemical, biological, radiological, nuclear and high yield explosive threats through research and development, operational support to US war fighters on the front line, and an in-house WMD think tank that aims to anticipate and mitigate future threats long before they have a chance to harm the United States and its allies.

Contact details

Website:
http://www.dtra.mil/

Address:
8725 John J Kingman Rd #6201, Fort Belvoir, VA 22060, United States

Country:
United States

Sub-region:
Northern America

Areas of focus

Topics of research
Geographics of focus
Global
Operating languages
English

Organisation details

Business model
N/A
Institutional affiliations
No affiliation
Year founded
1998
Age (years)
US Defense Threat Reduction Agency
 27
United States average
 42
Global average
 32
Founded by
Founders: N/A
Founder gender: N/A
Leadership
Leader(s) (2025): Dr. Rhys M. Williams
Leader gender: Male
Leader(s) (2024): Rebecca K.C. Hersman
Leader gender: Female
Leader(s) (2023): Rebecca K.C. Hersman
Leader gender: Female
Staff size
2025
US Defense Threat Reduction Agency
 6
United States average
 47
Global average
 88
2024
US Defense Threat Reduction Agency
 18
2023
US Defense Threat Reduction Agency
 11
% Female staff
2025
US Defense Threat Reduction Agency
 66%
United States average
 51%
Global average
 50%
2024
US Defense Threat Reduction Agency
 45%
2023
US Defense Threat Reduction Agency
 45%

Social

Facebook
Likes (2023)
US Defense Threat Reduction Agency
 12,207
United States average
 65,416
Global average
 26,974
Likes (2022)
US Defense Threat Reduction Agency
 11,648
Likes (2021)
US Defense Threat Reduction Agency
 10,909
Twitter
Followers (2025)
US Defense Threat Reduction Agency
 8,795
United States average
 50,844
Global average
 19,888
Followers (2024)
US Defense Threat Reduction Agency
 8,392
Followers (2022)
US Defense Threat Reduction Agency
 7,059
Subscribers (2025)
US Defense Threat Reduction Agency
 1,220
United States average
 19,271
Global average
 7,436
Subscribers (2024)
US Defense Threat Reduction Agency
 1,060
Subscribers (2023)
US Defense Threat Reduction Agency
 855
Instagram
Followers (2025)
US Defense Threat Reduction Agency
 1,351
United States average
 73,651
Global average
 18,586
Followers (2024)
US Defense Threat Reduction Agency
 1,149
Followers (2023)
US Defense Threat Reduction Agency
 969
Followers (2025)
US Defense Threat Reduction Agency
 40,000
United States average
 24,324
Global average
 15,926
Followers (2024)
US Defense Threat Reduction Agency
 37,000
Followers (2023)
US Defense Threat Reduction Agency
 32,772

Data notes

Last updated: 24/03/2025
Rating of data accuracy (find out more) : OTT reviewed
Data sources consulted: ETH CSS Organizations and Resources Page Partners, Organisation´s website
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