The regiment was attached to Wadsworth's Command, Military District of Washington, to May 1862.

2nd Brigade, 3rd Division, III Corps, Army of the Potomac, to August 1862.

Ordered to join the Army of the Potomac on the Virginia Peninsula June 1862.

Movement up the Potomac and to Falmouth, Virginia, October 11 – November 19.

One mortal casualty, John Mahay, wounded at Second Bull Run, was written about by Walt Whitman in his Memoranda during the War, a chronicle of the poet's volunteer work in the war hospitals around Washington.