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| 3rd Marine Logistics Group | |
|---|---|
 3rd Marine Logistics Group Insignia | |
| Active | 1 May 1958 – present |
| Country | United States |
| Allegiance | United States of America |
| Branch | United States Marine Corps |
| Type | Logistics |
| Role | Multi-Function Combat Service Support |
| Part of | III Marine Expeditionary Force |
| Garrison/HQ | Camp Smedley Butler, Okinawa, Japan |
| Motto(s) | Sustaining the Pacific |
| Engagements | Vietnam War Operation Desert Storm Operation Enduring Freedom |
| Commanders | |
| Commanding officer | Brigadier General Adam L. Chalkley |
| Sergeant Major | Sergeant Major Dennis R. Turner |
| Command Master Chief | CMDCM Nathan K. Chun |
| Notable commanders | BGen Carrol A. Mutter (1992–1994) |
The 3rd Marine Logistics Group (3rd MLG) is the Logistics Combat Element (LCE) for III Marine Expeditionary Force currently headquartered on Camp Kinser, Marine Corps Base Smedley D. Butler, Okinawa, Japan. 3rd MLG provides combat service support (CSS) to III MEF units above the organic capability. CSS is the essential capabilities, functions, activities, and tasks necessary to sustain all elements of operating forces in theater at all levels of war. Combat service support includes, but is not limited, to supply, maintenance, transportation, general engineering, health services, and other services required by aviation and ground combat forces to permit those units to accomplish their missions.