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
Year founded
1998
Institutional affiliations
No affiliation
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
87
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%
Age (years)
US Defense Threat Reduction Agency
28
United States average
43
Global average
33

Social

Facebook
Likes (2023)
US Defense Threat Reduction Agency
12,207
United States average
65,423
Global average
26,982
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
50,809
Global average
19,789
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
19,308
Global average
7,405
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
73,597
Global average
18,493
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
24,321
Global average
15,800
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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