1989 United States Army Pacific order of battle

In 1989, the United States Army Pacific had its headquarters at Fort Shafter in Hawaii, and its units were stationed within the United States. Overseas forces included the US Army Japan, and the Eighth US Army in South Korea.

6th Infantry Division (Light)

6th Infantry Division (Light) in 1989 (click to enlarge)

• 6th Infantry Division (Light), Fort Richardson, Alaska
  • Headquarters & Headquarters Company
  • 1st Brigade, Fort Richardson, Alaska
    • Headquarters & Headquarters Company
    • 1st Battalion, 17th Infantry[1]
    • 2nd Battalion, 17th Infantry (reflagged 1st Battalion, 501st Infantry (Airborne) on 16 October 1989)[2][3]
  • 2nd Brigade, Fort Wainwright, Alaska
    • Headquarters & Headquarters Company
    • 4th Battalion, 9th Infantry[4]
    • 5th Battalion, 9th Infantry
    • 6th Battalion, 297th Infantry (Alaska Army National Guard assigned 1 September 1989)[5]
  • 205th Infantry Brigade (Light), Fort Snelling, Minnesota (Army Reserve)
    • Headquarters and Headquarters Company
    • 3rd Battalion, 3rd Infantry, Saint Paul, Minnesota
    • 1st Battalion, 409th Infantry, St. Cloud, Minnesota[6]
    • 1st Battalion, 410th Infantry, Iowa City, Iowa[7]
    • 3rd Battalion, 14th Field Artillery, Sioux City, Iowa (18 × M101 105mm towed howitzer)[8]
    • Support Battalion[9]
    • Cavalry Troop[9]
    • Engineer Company[9]
  • Aviation Brigade, Fort Wainwright
    • Headquarters & Headquarters Company
    • 4th Squadron, 9th Cavalry (Reconnaissance)
    • 2nd Battalion, 123rd Aviation (Attack), Saint Paul, Minnesota (Army Reserve)[10]
    • 4th Battalion, 123rd Aviation (Combat Support)[11]
  • Division Artillery, Fort Richardson, Alaska[12][13]
    • Headquarters & Headquarters Battery
    • 4th Battalion, 11th Field Artillery, Fort Richardson (18 × M101 105mm towed howitzer)[8]
    • 5th Battalion, 11th Field Artillery, Fort Wainwright (18 × M101 105mm towed howitzer)[8]
    • Battery G, 11th Field Artillery, Mankato, Minnesota (8 × M198 155mm towed howitzer)[8]
  • 6th Division Support Command
    • Headquarters & Headquarters Company
    • 6th Medical Battalion
    • 6th Supply & Transportation Battalion, Fort Wainwright
    • 706th Maintenance Battalion, Fort Richardson
    • 431st Aviation Intermediate Maintenance Company, Saint Paul, Minnesota (Army Reserve)[10]
  • 1st Battalion, 188th Air Defense Artillery, Grand Forks, North Dakota (North Dakota Army National Guard)[14][15]
  • 6th Engineer Battalion, Fort Wainwright[16]
  • 6th Signal Battalion, Fort Richardson[17]
  • 106th Military Intelligence Battalion, Fort Richardson[18]
  • Military Police Company
  • Chemical Company
  • 6th Division Band

25th (Light) Infantry Division

• Headquarters - Schofield Barracks

1st Brigade

• 1st Battalion, 14th Infantry Regiment
• 1st Battalion, 27th Infantry Regiment
• 4th Battalion, 27th Infantry Regiment

2nd Brigade

• 5th Battalion, 14th Infantry Regiment
• 1st Battalion, 21st Infantry Regiment
• 3rd Battalion, 21st Infantry Regiment

3rd Brigade

• 3rd Battalion, 22nd Infantry Regiment
• 4th Battalion, 22nd Infantry Regiment
• 4th Battalion, 87th Infantry Regiment

25th Combat Aviation Brigade

• 3rd Squadron, 4th Cavalry Regiment
• 1st Battalion, 25th Aviation Regiment
• 4th Battalion, 25th Aviation Regiment
• F Company, 25th Aviation Regiment

25th Division Artillery

• 3rd Battalion, 7th Field Artillery Regiment (18 × M101 105mm towed howitzer)
• 7th Battalion, 8th Field Artillery Regiment (18 × M101 105mm towed howitzer)
• 2nd Battalion, 11th Field Artillery Regiment (18 × M101 105mm towed howitzer)
• 1st Battalion, 8th Field Artillery Regiment (8 × M198 155mm towed howitzer)

25th Division Support Command

• 65th Engineer Battalion
• 1st Battalion, 62nd Air Defense Artillery Regiment
• 125th Military Intelligence Battalion
• 125th Signal Battalion
• 25th Military Company
• 25th Forward Support Battalion
• 225th Forward Support Battalion
• 325th Forward Support Battalion
• 725th Main Support Battalion

US Army Japan

• IX US Corps Headquarters - Camp Zama

Eighth United States Army

• Eighth US Army Headquarters - Seoul

2nd Infantry Division

Headquarters - Camp Casey

1st Brigade

• Headquarters - Camp Casey
  • 1st Battalion, 72nd Armoured Regiment
  • 5th (Mechanized) Battalion, 20th Infantry Regiment

2nd Brigade

• Headquarters - Camp Hovey
  • 2nd Battalion, 72nd Armoured Regiment
  • 1st (Mechanized) Battalion, 5th Infantry Regiment

3rd Brigade

• Headquarters - Camp Howze
  • 1st Battalion, 503rd Infantry Regiment
  • 2nd Battalion, 503rd Infantry Regiment
  • 1st Battalion, 506th Infantry Regiment

4th Aviation Brigade

• Headquarters - Camp Stanley
  • 5th Squadron, 17th Cavalry Regiment
  • 1st Battalion, 2nd Aviation Regiment
  • 2nd Battalion, 2nd Aviation Regiment

2nd Division Artillery Group

• Headquarters - Camp Stanley
  • 1st Battalion, 4th Field Artillery Regiment
  • 8th Battalion, 8th Field Artillery Regiment
  • 1st Battalion, 15th Field Artillery Regiment
  • 6th Battalion, 37th Field Artillery Regiment
  • B Battery, 6th Battalion, 37th Field Artillery Regiment
  • F Battery, 26th Field Artillery Regiment

2nd Division Support Group

• Headquarters - Camp Casey
  • 2nd Combat Engineer Battalion
  • 5th Battalion, 5th Air Defense Artillery Regiment
  • 102nd Military Intelligence Battalion
  • 122nd Signal Battalion
  • 2nd Military Police Company
  • 4th Chemical Company

17th Aviation Brigade

• Headquarters - Camp Humphreys
  • 1st Battalion, 501st Aviation Regiment
  • 2nd Battalion, 501st Aviation Regiment
  • 4th Battalion, 501st Aviation Regiment
  • 5th Battalion, 501st Aviation Regiment

8th Military Police Brigade

• Headquarters - Seoul
  • 728th Military Police Battalion
  • 71st Chemical Company

19th Support Command

• Headquarters - Daegu

References

1. "1st Battalion 17th Infantry Lineage". US Army Center of Military History. Retrieved 22 June 2020.
2. "1st Battalion 501st Infantry Lineage". US Army Center of Military History. Retrieved 22 June 2020.
3. "1st Battalion (Airborne), 501st Infantry Unit History". US Army. Retrieved 22 June 2020.
4. "4th Battalion 9th Infantry Lineage". US Army Center of Military History. Retrieved 22 June 2020.
5. "Historical Summary: FY 1989". Department of the Army. Retrieved 22 June 2020.
6. "1st Battalion 409th Infantry Lineage". US Army Center of Military History. Retrieved 22 June 2020.
7. "1st Battalion 410th Infantry Lineage". US Army Center of Military History. Retrieved 22 June 2020.
8. McKenney, Janice E. "Field Artillery - Army Lineage Series - Part 1" (PDF). US Army Center of Military History. Retrieved 22 June 2020.
9. "All about the Army Reserve". Army Reserve Magazine Winter 1985. 1985. Retrieved 22 June 2020.
10. Sgt. Gloria F. Burmeister (1991). "North Central Aviators find Alaska warmer than home". Army Reserve Magazine, Volumes 37-38. Retrieved 22 June 2020.
11. Captain William C. Quistorf (1989). "Activation of the 4th Battalion, 123rd Aviation". United States Army Aviation Digest, Issue 9. Retrieved 22 June 2020.
12. "Field Artillery - February 1990". US Army Field Artillery School. 1990. Retrieved 18 June 2020.
13. "Field Artillery - February 1987". US Army Field Artillery School. 1987. Retrieved 19 June 2020.
14. "1st Battalion, 188th Air Defense Artillery Lineage". US Army Center of Military History. Retrieved 22 June 2020.
15. "1-188th ADA trains at McGregor". Air Defense Artillery, Issue 5. 1989. Retrieved 22 June 2020.
16. "6th Engineer Battalion Lineage". US Army Center of Military History. Retrieved 22 June 2020.
17. Raines, Rebecca Robbins. "Signal Corps" (PDF). US Army Center of Military History. Retrieved 21 June 2020.
18. John Patrick Finnegan; Romana Danysh. "Military Intelligence" (PDF). US Army Center of Military History. Retrieved 22 June 2020.