U 104 Wreck

Field Value
Wreck Category non-dangerous wreck
Status Not Fully Surveyed
U 104 Wreck Location
Marine Coordinates (DMM) 		52 0.484 N,6 27.268 W
Latitude, Longitude
Decimal Degrees
  • Latitude: 52.008067
  • Longitude: -6.454467
Wreck Depth 53.87 m
Water Depth 59 m
Water Level Effect always under water/submerged
Vertical Datum Approximate Lowest Astronomical Tide
Name U 104
Type submarine
Flag DE
Sonar Length 59.34
Sonar Width 12.99
Shadow Height 3.89
Orientation 132
Tonnage 950
Tonnage Type displacement
Conspic Visual not visually conspicuous
Conspic Radar not radar conspicuous
Date Sunk Apr 25, 1918
Bottom Texture Sand
Original Detection Year 1918
Last Detection Year 2017
Original Source naval vessel
Surveying Details SUNK IN POSN 515900N, 062600W PA. (AUTHORITY NOT KNOWN). H351/20 25.4.18 INS OBSOLETE WK SYMBOL IN PA 515900N, 062600W. 28.6.23 AMEND TO NDWPA. 6.12.77 AMEND TO USCPA 50MTRS. NC 2049. H4852/75 28.6.79 LOCATED 30.11.78 IN 520027N, 062713W [OGB]. LENGTH 50-60MTRS. LYING N/S. POOR DCS3 TRACE, NO SHADOW. GEN DEPTH 63MTRS. (HMS BEAGLE, HI 51/78). AMEND TO USC 53MTRS. H4467/81 27.10.81 EXAM'D 31.5.82 IN 520028N, 062713W [OGB] USING HIFIX/6 [2 LOP]. LEAST E/S DEPTH 54.8 IN GEN DEPTH 59MTRS. NO SCOUR. HYDROSEARCH VERTICAL HT 3.9MTRS, LENGTH 61MTRS, BEAM 4MTRS. LYING 132/312 DEGS, ON ITS SIDE WITH CONNING TOWER TO SW. BUILD-UP OF SAND AT BOW & STERN. (HMS BULLDOG, HI 70B). AMEND TO WK 54MTRS. BR STD. SEP 2016/000231444 19.09.16 EXAM'D 19.9.16 IN 5200.484N, 0627.269W [WGD]. LEAST M/B DEPTH 54.5MTRS, IN GEN DEPTH 59.5MTRS, LENGTH 61.8MTRS, WIDTH 8.5MTRS, HEIGHT 4.6MTRS, ORIENTATION 131/311 DEGS. SCOUR DIMENSIONS LENGTH 25MTRS, 1.5MTRS DEEP, TOWARDS 075 DEGS. STRONG MAGNETIC ANOMALY. U-BOAT HULL IS INTACT AND PARTIALY BURIED IN SAND FORMING A SAND TERRAIN OF 1.6MTRS HEIGHT. (INFOMAR CV16_05, SOUTH OF IRELAND). RETAIN NDW 54MTRS IN REVISED POSN. SEP 2021/000080985 23.3.21 EXAM'D BY BDC 2.2.21; IN 5200.488N, 0627.278W [WGD]. LEAST M/B DEPTH 56.46MTRS IN GEN DEPTH 59.5MTRS. LENGTH 59.34TRS, WIDTH 12.99MTRS, HT 3.89MTRS, ORIENTATION 132/312 DEGS. NFS. (UKHO, H525.2 FEATURE REPORT - INFOMAR KRY17_02 SURVEY 2017). RETAIN PREVIOUS DEPTH IN REVISED POSN. SEP 2023/000175592 21.9.23 AMENDMENT BY BATHY OF SEP2016/000231444, REVISED DEPTH AND POSN. NEW POSN 5200.483N, 0627.468W [WGD]. NEW LEAST M/B DEPTH 53.87MTRS(UKHO). AMEND WRECK TO 53MTRS, RETAIN POSN.
Last Amended Date Sep 21, 2023

Circumstances of loss

RAMMED & DEPTH CHARGED BY HMS JESSAMINE.

WRECK MAP LOADING ... 52 0.484 N,6 27.268 W
U 104 on Wreck Map U 104 Wreck on Google Map

More Submarine Wrecks:

Nearby Wrecks:

FAQ

Where is the U 104 wreck located?

The U 104 wreck is located at coordinates 52 0.484 N,6 27.268 W.

How deep is the U 104 and where exactly is it located?

The U 104 lies at a depth of about 53.87 meters and is located at coordinates 52 0.484 N,6 27.268 W.

How deep is the seabed around the U 104?

The seabed around the U 104 lies at approximately 59 meters deep.

When did the U 104 sink?

The U 104 sank on Apr 25, 1918.

When was the wreck of the U 104 discovered?

The wreck of the U 104 was discovered in 1918.

What country did the U 104 belong to?

The U 104 belonged to DE.

What was the tonnage of the U 104?

The U 104 had a tonnage of 950 tons.

What type of wreck is the U 104?

The U 104 is classified as a submarine.

Back to Wrecks