Members of the 150th Test, Measurement, and Diagnostic Equipment Support Detachment and members of the official party stand for the playing of the National Anthem during their mobilization ceremony held at Camp Withycombe, in Happy Valley, Oregon, on April 15, 2026, to support U.S. Central Command in the Middle East. The 150th TMDE is a key sustainment asset for the Army National Guard, maintaining accurate diagnostic equipment, ensuring compliance with Army calibration standards, and supporting unit readiness for all missions. (Oregon National Guard photo by John Hughel)
SALEM, Ore. — Eight members of the Oregon Army National Guard’s 150th Test, Measurement and Diagnostic Equipment (TMDE) Support Detachment were recognized Wednesday during a mobilization ceremony at Camp Withycombe as they prepare to deploy to the Middle East in support of U.S. Central Command operations.
The small but highly specialized unit plays a critical role in military readiness, ensuring that diagnostic and testing equipment used across a wide range of Army operations remains accurate and reliable.
Brig. Gen. Alan R. Gronewold, Adjutant General for the Oregon National Guard and presiding officer for the ceremony, emphasized the significance of the team’s mission despite its size.
“I want everyone in the room to understand something. That number (eight) does not reflect the mission’s importance or the impact this unit will have downrange,” Gronewold said. “Some of the most critical work in any military operation is accomplished by a small team.”
Members of the 150th TMDE Support Detachment are responsible for calibrating and repairing diagnostic testing equipment relied upon by other military units. Their work supports a wide array of systems, including aviation, communications, medical, chemical, biological, radiological and nuclear (CBRN), and weapons platforms.
By ensuring instruments provide precise measurements, the unit helps maintain the safety and effectiveness of equipment that service members depend on in the field.
“To the members of the 150th TMDE, you carry Oregon with you and carry over 25 years of history from the Balkans, to Iraq, to Europe, and now the Middle East,” Gronewold said. “That’s a legacy worth honoring, and you are adding to it today.”
The unit traces its origins to 1999, when it was established as Detachment 4, 1241st Ordnance Team, tasked with providing precision calibration support for Army systems. Today, the 150th TMDE Support Detachment continues to serve as a key sustainment asset, supporting both domestic missions and overseas operations.
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