U.S. Army

Military District of Washington (to 9/2)
Defences of Washington

Brigadier General James Wadsworth (until 9/7)

Major General Nathaniel P. Banks

Whipple's Division

Bde. Gen. A. W. Whipple

Bde. Gen. A. S. Piatt

Coloenl S. S. Carroll

created September 1862

1st Massachusetts Heavy Artillery

2nd New York Heavy Artillery Regiment

4th New York Heavy Artillery Regiment

11th New York Independent Battery

12th New York Independent Battery

1st Ohio Artillery, Battery H

from unattached artillery (see beow)

1st Wisconsin Heavy Artillery

Casey's Provisional Brigade

Major General Silas Casey

15th Connecticut Infantry Regiment

Keystone (Pennsylvania) Battery

11th New Hampshire Infantry Regiment

from New Hampshire 9/11 - 14

Defences North of the Potomac

Lt. Colonel J. A. Haskins

18th Maine Infantry Regiment

19th Maine Infantry Regiment

to 2nd Corps, 2nd Div. 1st Bde.

17th Michigan Infantry Regiment

113th New York Infantry Regiment

117th New York Infantry Regiment

138th New York Infantry Regiment

5th Battalion New York Heavy Artillery

6th Battalion New York Heavy Artillery

7th Battalion New York Heavy Artillery

2nd Pennsylvania Heavy Artillery

136th Pennsylvania Infantry Regiment

137th Pennsylvania Infantry Regiment

11th Vermont Infantry Regiment

from Vermont 9/7

Sturgis' Brigade

Bde. Gen. Samuel Sturgis

71st New York State Militia

mustered out 9/2

17th United States Infantry Regiment

19th United States Infantry Regiment

Cavalry Brigade

Colonel R. Butler Price

1st Michigan Cavalry Regiment

from Army of Virginia, 2nd Corps, Cavalry

1st New Jersey Cavalry detachment

from Army of Virginia, 3rd Corps, Bayard's

to Army Potomac, Bayard's Cavalry Bde.

5th New York Cavalry Regiment

from Army of Virginia, 2nd Corps, Cavalry

1st Ohio Cavalry, Cos. A & C

from Army of Virginia, 2nd Corps HQ

2nd Pennsylvania Cavalry Regiment

from Army of Virginia, 2nd Corps, Cavalry

1st Vermont Cavalry Regiment

from Army of Virginia, 2nd Corps, Cavalry

1st West Verginia Cavalry Regiment

from Army of Virginia, 2nd Corps, Cavalry

Uassigned Infantry

2nd District of Columbia Infantry Regt.

19th Maine Infantry Regiment

34th Massachusetts Infantry Regiment

10th New Jersey Infantry Regiment

22nd New Jersey Infantry Regiment

from New Jersey 9/29

24th New Jersey Infantry Regiment

from New Jersey 9/30

29th New Jersey Infantry Regiment

from New Jersey 9/28

30th New Jersey Infantry Regiment

from New Jersey 9/30

31st New Jersey Infantry Regiment

from New Jersey 9/26

69th New York State Militia

mustered out

26th Pennsylvania Infantry Regiment

27th Pennsylvania Infantry, Company F

135th Pennsylvania Infantry Regiment

136th Pennsylvania Infantry Regiment

143rd Pennsylvania Infantry Regiment

149th Pennsylvania Infantry Regiment

150th Pennsylvania Infantry Regiment

151st Pennsylvania Infantry Regiment

Unassigned Artillery

1st Connecticut Heavy Artillery

19th Connecticut Infantry Regiment

from Connecticut 9/15; serving as heavy art.

1st New York Artillery, Battery C

to 5th Corps, 3rd Div. Artillery

9th New York Independent Battery

16th New York Independent Battery

17th New York Independent Battery

1st Ohio Artillery, Battery H

to Whipple's Command (see above)

West Virginia Artillery, Battery A

West Virginia Artillery, Battery B

to Dept. W. Va. Railroad District

Unassigned Cavalry

11th New York Cavalry Regiment

12th Pennsylvania Cavalry Regiment

to Potomac, Pleasonton's Cav. Div., 4th Bde.

5th United States Cavalry detachment

to Potomac, Pleasonton's Cav. Div., 1st Bde.

5th United States Cavalry Company L

to Potomac, Pleasonton's Cav. Div., 1st Bde.