List of all U-boats

U-1021

Type

VIIC/41

 
Ordered13 Jun 1942
Laid down6 May 1943 Blohm & Voss, Hamburg (werk 221)
Launched13 Apr 1944
Commissioned25 May 1944Oblt. William Holpert
Commanders
25 May 1944 - 14 Mar 1945  Oblt. William Holpert
Career
1 patrol
25 May 1944-30 Nov 1944  31. Flottille (training)
1 Dec 1944-14 Mar 1945  11. Flottille (active service)
SuccessesNo ships sunk or damaged
Fate

Sunk on 14 March 1945 in the Celtic Sea north of Newquay, in position 50.39,8N, 05.05,1W, by a mine in the British minefield HY A1. 43 dead (all hands lost). (Axel Niestlé, July 2008).

Loss position

View the 1 war patrol

July 4, 2007
Published the article The loss of U 325, U 400 and U 1021 by Dr. Axel Niestlé. This article explains the loss of this boat.

Reassessment of this wreck
See the following PDF file for more details on further research into this wreck.

Niestlé, Axel (2010). The ‘Atlas’ Survey Zone: Deep-sea Archaeology & U-boat Loss Reassessments, Oddyssey Marine Exploration

Previously recorded fate

  • Sunk probably on 14 March 1945 on the British minefield HW A3 in position 50.33.3N / 05.11.6W off the Cornish coast. (Dr. Axel Niestlé, May 2007)
    Notes.

    July 4, 2007
    Published the article The loss of U 325, U 400 and U 1021 by Dr. Axel Niestlé. This article explains the loss of this boat.

  • Sunk 30 March, 1945 in the Minch Channel (Hebrides), in position 58.19N, 05.31W, by depth charges from the British frigates HMS Rupert and HMS Conn. (Postwar assessment)
    Notes. This attack actually resulted in the sinking of U-965.

Schnorchel-fitted U-boat
This boat was fitted with a Schnorchel underwater-breathing apparatus in June 1944. Read more about the Schnorchel and see list of fitted boats.

Men lost from U-boats

Unlike many other U-boats, which during their service lost men due to accidents and various other causes, U-1021 did not suffer any casualties (we know of) until the time of her loss.


Media links


German U-Boat Losses During World War II

Niestle, Axel


U-Boat Operations of the Second World War - Vol 2

Wynn, Kenneth


Hitler's U-boat War, Vol II

Blair, Clay