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Activated Reserve Marines Conduct CBRN Response Training with U.S. Army during Korea Viper 25.4

CAMP STANLEY, South Korea (May 20, 2025) — U.S. Marines with 2nd Battalion, 23rd Marines, forward deployed with 4th Marine Regiment, 3d Marine Division as part of the Unit Deployment Program, set security for U.S. Army Soldiers with the 23rd Chemical Battalion during joint chemical, biological, radiological, and nuclear defense training during Korea Viper 25.4 at Camp Stanley, South Korea, May 20, 2025. Korea Viper is a recurring exercise series that demonstrates the Republic of Korea and U.S. Marine Corps' ability to respond decisively in the region as a singular, unified force while strengthening relationships and trust between the two allies. (U.S. Marine Corps photo by Lance Cpl. Tucker Mocan)

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250305-O-A5022-1085

U.S. Army Sgt. Remi Torres, assigned to Headquarters and Headquarters Company, U.S. Army Garrison Yongsan-Casey, helps Korean Augmentation to the U.S. Army Pfc. Hyun Jae Chung don his promask before a gas chamber drill at North Star Range, Uijeongbu, South Korea, March 5, 2025. The drill reinforced the importance of situational awareness and adaptability in chemical attack scenarios. (DoD photo by Pfc. See Woo Lee, KATUSA)

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Next Gen Aircrew Protection arrives at Yokota

Capt. David Hook (right) and 1st Lt. Brett Hansel (left), 36th AS C-130J Super Hercules pilots, test out sitting the pilot seats of a C-130J Super Hercules while wearing chemical, biological, radiological, and nuclear (CBRN) aircrew protective suits during a Next Generation Aircrew Protection training at Yokota Air Base, Japan, March 30, 2023. The NGAP study focused on two main efforts to include how to purge contaminants in-flight via the ventilation system, and familiarization of new CBRN protective equipment such as the M-69 mask used by aircrews to improve visibility and comfort.

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CBRN Detection Equipment to Thailand

U.S. Donates chemical, biological, radiological, and nuclear Detection Equipment to Thailand

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U.S., Philippines Conduct Training on Chemical, Biological, Radioactive, and Nuclear Threat Response

Personnel from DTRA, BFP, SPMC, and local first responders participate in a CBRN emergency response training in Davao City from August 15 to 26.

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Soldiers, Marines Train to Outmaneuver Adversaries during Wet Gap Crossing exercise

Soldiers and Marines honed their ability to outmaneuver adversaries during a joint and multicomponent wet gap crossing exercise on Joint Base Lewis-McChord, Washington, June 10 - 13. The 555th Engineer Brigade, 671st Multirole Bridge Company and 45th Chemical, Biological, Radiological, Nuclear (CBRN) Company (Hazardous Response) teamed up with the Marine Reserve’s 6th Air Naval Gunnery Liaison Company for Exercise Courage Crossing.

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Arctic Guardian civil engineers train for chemical-protective operations

Alaska Air National Guard Tech. Sgt. Michael Hazen (second from right), a 176th Civil Engineer Squadron engineer journeyman, grades 176th CES structural specialists Oct. 24, 2021, during task qualification training under simulated chemical, biological, radiological, and nuclear conditions at Joint Base Elmendorf-Richardson. Headquarters Air Force requires the squadron to complete 224 tasks under CBRN conditions across the squadron's career fields.

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Yokota Airmen Roundup For Training Rodeo

Capt. Jesse Salgado, 374th Force Support Squadron operations officer, left, fastens the hood over the mask for Tech. Sergeant Christopher Smith, 374th Force Support Squadron postmaster during the squadron's war fighting training day at Yokota Air Base, Sept. 28, 2020. The exercise was a testament to all the coordination and hard work the squadron accomplished over the last few months and led to the success of FSS’s first "Ability to Survive and Operate" rodeo in over 5 years.

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Yokota CBRN training adapts to pandemic constraints

Students ensure COVID-19 social distancing standards are maintained while listening to instruction during Chemical, Biological, Radiological and Nuclear training at Yokota Air Base, Japan, July 22, 2020. Emergency Management specialists train members to quickly respond to any disaster, natural or man-made, whether at home or in deployed environments.

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Processing COVID-19 samples

Alaska Army National Guard Capt. Jamie Bowden, who specializes in medical operations for the 103rd Civil Support team, tests COVID-19 samples at the Alaska State Public Health laboratory on June 8, 2020. Bowden augmented the Alaska State Public Health laboratory, working closely with state microbiologists, processing COVID-19 samples for testing. Over the course of approximately 21 days of testing, totaling more than 148-man hours, the two officers tested 11,426 samples.

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25th ID Crowns Best Chemical, Biological Radiological and Nuclear Warrior

Spc. Dongdong Liu of Headquarters and Headquarters Company, 65th Brigade Engineer Battalion, 2nd Infantry Brigade Combat Team, tightens a belt prior to the combatives portion of the 25th Infantry Division's Best Chemical, Biological, Radiological, Nuclear Competition Warrior Competition on Schofield Barracks, Hawaii, March 6, 2020. Liu will move on to compete at the Army's Best CBRN Warrior Competition in Fort Leonard Wood, Missouri

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Civil Support Team Conducts Chemical, Biological, Radiological, and Nuclear Training with Agencies

So how do the participants of Exercise Arctic Eagle get around in the frigid, snowy conditions of the Arctic? One method is the Small Unit Support Vehicle, a full tracked, articulated vehicle designed to support infantry platoons and similar sized units during operations in the Arctic and alpine conditions. The four individually driven tracks of the SUSV allow it to travel over deep and soft snow.

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MARFORPAC Initiates Simulated Crisis Action Drill: 31st MEU Rapidly Responds

Chemical, Biological, Radiological, Nuclear Marines with Marine Aircraft Group 36 conduct a decontamination during a “no-notice” embassy reinforcement and Chemical, Biological, Radiological, Nuclear response drill on Camp Futenma, Okinawa, Japan, Oct. 31, 2019. The exercise demonstrated the MEU’s ability to conduct planning, insertion, execution, and retrograde at distances of up to 600 miles within 72 hours. The 31st MEU, the Marine Corps’ only continuously forward-deployed MEU, provides a flexible and lethal force ready to perform a wide range of military operations as the premier crisis response force in the Indo-Pacific region.

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Putting It All Together: Guard Transporters Deliver Success at Rising Thunder

Soldiers from the 1844th Transportation Company, 108th Sustainment Brigade, and medics from the 33rd Infantry Brigade Combat Team, both part of the Illinois Army National Guard, load simulated casualties into a medical evacuation helicopter as part of their culminating event in Rising Thunder. Rising Thunder 2019 is an annual exercise joining the U.S. Army and the Japanese Ground Self-Defense Force (JGSDF) and is part of Pacific Pathways 19-3. Rising Thunder 2019 is also a United States Army Pacific-sponsored capstone event featuring U.S. Army units from the 7th Infantry Division and the Illinois Army National Guard’s 33rd Infantry Brigade Combat Team and 108th Sustainment Brigade.

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National Guard Units Participate in OCRA Excercise 2019

Mississippi Army National Guard Maj. Richmond Lachney and Staff Sgt. Vernon Wasson, 47th Weapons of Mass Destruction-Civil Support Team, unload equipment from an Alaska Army National Guard CH-47 Chinook helicopter during ORCA 2019 in Alaska, July 16. ORCA is a chemical, biological, radioactive, nuclear threats response exercise designed for participants to provide support in the aftermath of hazardous materials incidents. ORCA tests interoperability between agencies increases opportunities for working relationships and practices requests for assistance methods. 120 National Guardsmen from CST units in Alaska, Mississippi, Montana, Utah, Nevada, Hawaii and Washington are in Alaska to participate in Exercise ORCA 2019. 1st Battalion, 207th Aviation aircrews from the Alaska unit transported CST members to several exercise locations in support of event scenarios.

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Joint Base Elmendorf-Richardson Implements Revised CBRN Training

U.S. Air Force Master Sgt. Michael Smith, 3rd Air Support Operations Squadron superintendent, directs classmates on proper placement of M-8 paper during a newly-implemented chemical, biological, radiological and nuclear defense training course drill at Joint Base Elmendorf-Richardson, Alaska, Jan. 8, 2019. One of the key changes made embraces the reintegration of hands-on, in-person instruction, and reduces computer based training, allowing Airmen to receive a more tailored learning experience.

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U.S. Military units in Okinawa conduct Joint, Bilateral CBRN Training

U.S. Airmen from the 18th Civil Engineer Squadron and Japan Self Defense Force service members from 15th Nuclear, Biological, Chemical Company, conduct detailed troop decontamination on Combat Town, Camp Hansen, Oct. 10, 2018. The training event is part of a two-day CBRN exercise built upon previously joint/bilateral field training exercises designed to increase combat readiness and interoperability of U.S. forces and the Japan Self Defense Forces.

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374th MDG Hosts Joint Bilateral CBRN Training

Members from the 374th Medical Group check each other's MOPP gear to ensure proper protection is achieved after donning the equipment at Yokota Air Base, Japan, August 8, 2018. Yokota hosted the Medical Management of Chemical and Biological Casualties Short Course, which was a joint, bi-lateral training course for service members from all over the Pacific region.

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Combating chemical warfare with CLR-35

Cpl. Tyler J. Beard, center-left, instructs Marines on the sampling and testing of chemicals during a reconnaissance, surveillance and decontamination course conducted by chemical, biological, radiological and nuclear Marines with Combat Logistics Regiment 35, 3rd Marine Logistics Group July 18, 2018 at Camp Kinser, Okinawa, Japan. The RSD course ensures that Marines can effectively detect and decontaminate a CBRN environment and save lives of contaminated Marines in an area. Beard, a native of Pearland, Texas, is a CBRN defense specialist with CLR-35.

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VMFA-121 trains to fuel airpower in contaminated environment

U.S. Marine Corps Cpl. Laren Kenison, a powerline mechanic with Marine Attack Squadron (VMFA) 121, prepares to fuel an F-35B Lightning II while wearing Mission Oriented Protective Posture gear level four during a training exercise at Marine Corps Air Station Iwakuni, Japan, Nov. 15, 2017. The exercise trains Marines to keep aircraft in the fight while working inside a simulated-hazardous environment, and itenables Marines to refine their standard operating procedures while familiarizing them to operate in gear they aren’t used to.

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