Hms Narwhal Wreck

Field Value
Wreck Category non-dangerous wreck
Hms narwhal Wreck Location
Marine Coordinates (DMM) 		50 0.789 N,4 41.367 W
Latitude, Longitude
Decimal Degrees
  • Latitude: 50.013150
  • Longitude: -4.689450
Wreck Depth 66 m
Water Depth 75 m
Water Level Effect always under water/submerged
Vertical Datum Approximate Lowest Astronomical Tide
Name HMS NARWHAL
Type submarine
Flag GB
Length 89.9 m
Width 8.2 m
Draught 5.5
Sonar Length 81
Sonar Width 8
Shadow Height 8.3
Orientation 129
Tonnage 1610
Tonnage Type displacement
Conspic Visual not visually conspicuous
Conspic Radar not radar conspicuous
Date Sunk Aug 3, 1983
Bottom Texture Sand
Original Detection Year 1983
Last Detection Year 2004
Original Source other
Surveying Details H4939/76/2 27.1.83 PROPOSAL TO SCUTTLE THIS VESSEL IN 500048N, 044118W [OGB] FOR DEVELOPMENT OF SUBMARINE RESCUE & SALVAGE TECHNIQUES. MAX HEIGHT 20MTRS. (D/DS16/2/1/35). NCA. H4939/76/2 20.7.83 TO BE 'BOTTOMED' ON, OR ABOUT, 2.8.83. (MOD UK NAVY SIG DTD 19.7.83). NCA. 4.8.83 SCUTTLED ON 3.8.83. (SPOTLIGHT WEST, TV PROGRAMME). NCA YET. 15.8.83 SCUTTLED WITHIN 50FT OF INTENDED POSN IN 500048N, 044118W [OGB] USING DECCA. (SOO, MOUNT WISE, TELECON). NCA. H1270/79 15.11.83 EXAMINED 25.10.83 IN 500026N, 044112W [OGB] USING DECCA. LEAST DEPTH BY E/S 62MTRS, BY HYDROSEARCH 62.6MTRS. GEN DEPTH 75MTRS. NO SCOUR. (HMS BULLDOG, H525, 31.10.83). INS AS WK 62MTRS. BR STD. H1270/79 4.1.84 DOUBT CAST ON CHARTED POSN OF THIS WK. (FO PLYMOUTH, 20.12.84). RACAL DECCA'S POSN 500045.5N, 044118.5W [OGB]. (DMS(N), 18.1.85). NCA YET. H1270/79 17.5.85 EXAMINED 12.5.85. POSN OF FIN 500045.5N, 044117.5W [OGB] USING DECCA. (HMS BULLDOG, SIGS DTD 14.5.85 & 16.5.85, & H525A). SUBMARINE HAS A 15DEG LIST. NETS BEING REMOVED. (SEAFORTH CLANSMAN SIG DTD 29.4.85). AMEND TO REVISED POSN. - NM 1432/85. HH091/059/01 4.4.05 EXAM'D 12.8.04 IN 5000.789N, 0441.367W [WGD] USING DGPS. LEAST M/B DEPTH 66.7 IN GEN DEPTH 75MTRS. NO SCOUR. LENGTH 81MTRS, WIDTH 8MTRS, HT 8.3MTRS. LIES 129/309DEGS. MODERATE MAGNETIC ANOMALY. INTACT. (GARDLINE, HI 1059). AMEND TO WK 66MTRS. BR STD.
Last Amended Date Apr 4, 2005

Circumstances of loss

SCUTTLED. TO BE USED FOR EXERCISES.

General Comments

INTACT

WRECK MAP LOADING ... 50 0.789 N,4 41.367 W
Hms Narwhal on Wreck Map Hms Narwhal Wreck on Google Map

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FAQ

Where is the HMS NARWHAL wreck located?

The HMS NARWHAL wreck is located at coordinates 50 0.789 N,4 41.367 W.

How deep is the HMS NARWHAL and where exactly is it located?

The HMS NARWHAL lies at a depth of about 66 meters and is located at coordinates 50 0.789 N,4 41.367 W.

How deep is the seabed around the HMS NARWHAL?

The seabed around the HMS NARWHAL lies at approximately 75 meters deep.

When did the HMS NARWHAL sink?

The HMS NARWHAL sank on Aug 3, 1983.

When was the wreck of the HMS NARWHAL discovered?

The wreck of the HMS NARWHAL was discovered in 1983.

What country did the HMS NARWHAL belong to?

The HMS NARWHAL belonged to GB.

What was the tonnage of the HMS NARWHAL?

The HMS NARWHAL had a tonnage of 1610 tons.

What type of wreck is the HMS NARWHAL?

The HMS NARWHAL is classified as a submarine.

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