U.S. Army - Army of the Potomac

McDowell's Division

Bde. Gen. Irwin McDowell

First Brigade

Bde. Gen. C. C. Augur

22nd New York Infantry Regiment

Colonel Walter Phelps

to 1st Corps, 3rd Div., 1st Bde.

24th New York Infantry Regiment

Colonel Timothy Sullivan

30th New York Infantry Regiment

Colonel Edward Frisby

14th New York State Militia

Colonel Alfred M. Wood

Second Brigade

Bde. Gen. J. S. Wadsworth (until 3/12)

Bde. General M. Patrick (3/12 - 3/13)

12th New York Infantry Regiment

Colonel Henry Weeks

to Porter's Division, 3rd Bde. 3/13

21st New York Infantry Regiment

Colonel William F. Rogers

to 1st Corps, 3rd Div., 2nd Bde.

23rd New York Infantry Regiment

Colonel Henry C. Hoffman

to 1st Corps, 3rd Div., 2nd Bde.

35th New York Infantry Regiment

Colonel Newton B. Lord

to 1st Corps, 3rd Div., 2nd Bde.

80th New York Infantry Regiment

to 1st Corps, 3rd Div., 2nd Bde.

Third Brigade

Bde. Gen. Rufus King

2nd Wisconsin Infantry Regiment

Colonel Edgar O'Connor

to 1st Corps, 3rd Div., 3rd Bde.

6th Wisconsin Infantry Regiment

Colonel Lysander Cutler

to 1st Corps, 3rd Div., 3rd Bde.

7th Wisconsin Infantry Regiment

Colonel William W. Robinson

to 1st Corps, 3rd Div., 3rd Bde.

19th Indiana Infantry Regiment

Colonel Solomon Meredith

to 1st Corps, 3rd Div., 3rd Bde.

Artillery and Cavalry

Battery M, 2nd United States Artillery

to Artillery Reserve

2nd New York Cavalry Regiment

Colonel Judson Kilpatrick

to 1st Corps, 3rd Div.