The 16th New York Heavy Artillery lost 42 enlisted men killed and mortally wounded and 2 officers and 284 enlisted men by disease during the Civil War.

1863
September 28 Companies A and B mustered in at Albany
October 14 Companies A and B left State for Fortress Monroe, Va. and duty there and at Yorktown and Gloucester Point, Va. as Heavy Artillery and Infantry.
October 21 Company C mustered in at Albany
October 22 Company C left State for Fortress Monroe
December 7 Company D mustered in at Albany
December 8 Company D left State for Fortress Monroe
December 16 Company E mustered in at Riker’s Island
December 16 Company E left State for Fortress Monroe
1864
January 9 Company G mustered in at Riker’s Island
January 13 Company G left State for Fortress Monroe, Va.
January 19 Company F mustered in at Elmira and moved to Fortress Monroe
January 26 Companies L and M mustered in at Auburn and moved to Fortress Monroe
February 8 Company H mustered in at Elmira and moved to Fortress Monroe
January 28 Company I mustered in at Elmira and moved to Fortress Monroe
February 2 Company K mustered in at Elmira and moved to Fortress Monroe
May 29 Engagement between White House and Army of the James while laying Army telegraph lines
June 20 Action at West Point, Va. (Companies D, E, H, I, L & M)
June 23 Gloucester Point
July 27
Siege operations against Petersburg and Richmond

Companies E and H attached to 1st Brigade, 3rd Division, 10th Army Corps, Army of the James.

Companies A-C, F&G, K&M attached to 2nd Brigade, 1st Division, 10th Army Corps, Army of the James

Company L attached to 2nd Brigade, 1st Division, 10th Army Corps

August 8-19 Dutch Gap Canal
August 13 Signal Hill
August 16 Action at Dutch Gap Canal (Detachment)
August 14-18 Strawberry Plains
September 28-30 Chaffin’s Farm, New Market Heights
October 1 Charles City Cross Roads
October 7 Darbytown and New Market Roads
October 13 Darbytown Road
October 27-28 Fair Oaks
November In trenches north of the James River
December 3 Regiment attached to 2nd Brigade, 1st Division, 24th Army Corps.

Companies E and H attached to Separate Brigade at Fort Pocahontas.

Company L attached to Artillery Brigade, 24th Army Corps

1864
January 4-15 2nd Expedition to Fort Fisher, N. C.
January 15 Assault and capture of Fort Fisher
February 11-13 Cape Fear Entrenchments
February 18-20 Fort Anderson
February 22 Capture of Wilmington
February 22-23 Near Wilmington
March-June Duty at Wilmington, Smithville and Goldsburg, N. C.
March Attached to 2nd Brigade, 1st Division, 10th Army Corps, Dept. of North Carolina
July Regiment concentrated at Washington, D.C. and duty there attached to 3rd Brigade, DeRussy’s Division, 22nd Army Corps
August 21 Mustered out