Opal Wreck

Field Value
Wreck Category distributed remains of wreck
Opal Wreck Location
Marine Coordinates (DMM) 		51 24.085 N,1 21.957 E
Latitude, Longitude
Decimal Degrees
  • Latitude: 51.401417
  • Longitude: 1.365950
Wreck Depth 7.25 m
Water Depth 9 m
Water Level Effect always under water/submerged
Vertical Datum Approximate Lowest Astronomical Tide
Name OPAL
Type barge
Sonar Length 26.63
Sonar Width 13.62
Shadow Height 1.83
Orientation 12
Tonnage 62
Tonnage Type gross
Conspic Visual not visually conspicuous
Conspic Radar not radar conspicuous
Date Sunk Oct 24, 1921
Scour Dimensions 008.3,012.1,000.3,051
Original Detection Year 1921
Last Detection Year 2024
Original Source other
Last Amended Date Nov 1, 2024

Surveying Details

H6495/21 26.10.21 INS WK PA (OBSOLETE SYMBOL)(1921). - NM ACTION. H6705/21 4.11.21 MARKED BY G CON BUOY, 20YDS N OF THE WK SYMBOL, OR 325 DEGS 8 CABLES FROM MARGATE PIER HEAD. (TH). 2.1.23 AMEND TO DW. NOTE. H5886/23 25.8.23 AMEND BUOY TO G CAN BUOY. (TH NM 51/23). - NM ACTION. H4135/24 16.6.24 DISPERSED TO LEAST DEPTH OF 28FT. DEPTH REMAINS 30FT. CAN BUOY WITHDRAWN. (TH 16.6.24). H7393/30 1.11.30 SWEPT 8.9.30 FOUL AT 29FT, CLEAR AT 25FT, SURROUNDING DEPTH 29FT. USING HSA. (HMS KELLET, 1.11.30). AMEND TO WK 265FT IN REVISED POSN. NOTE. H4761/69 19.7.72 POSSIBLE WRECK LOCATED 512354N, 012215E. POSSIBLY THIS WRECK. (ISS, K6361). 30.4.82 AMEND TO SW 7.6MTRS. NC 1607. H2349/84 31.3.87 EXAM'D 10.10.86 IN 512403N, 012203E [OGB] USING TRISPONDER HIFIX/6. LEAST E/S DEPTH 7.8 IN GEN DEPTH 8.8MTRS. NO SCOUR. ABOUT 10MTRS LONG AND LYING N/S. RETAIN SWEPT DEPTH. (NP1016, HI 259). NCA. HH090/770/01 24.9.98 EXAM'D 14.7.98 IN 512402.8N, 012203.4E [OGD] USING DGPS. LEAST E/S DEPTH 7.2 IN GEN DEPTH 8.5MTRS. NO SCOUR. NO DCS3 HT. LENGTH 25MTRS, WIDTH 10MTRS. LIES 000/180 DEGS. SMALL MAGNETIC ANOMALY. SMALL AREA OF INDISTINCT, MOSTLY BURIED WRECKAGE. COVERED BY POTS, LINES AND BUOYS THUS COULD NOT BE SWEPT. (NP 1016, HI 770). BR STD. HH091/167/01 2.4.07 EXAM'D 28.8.06 IN 5124.081N, 0121.956E [WGD] USING DGPS. LEAST M/B DEPTH 7.33 IN GEN DEPTH 9.0MTRS. NO SCOUR. LENGTH 20MTRS, WIDTH 10MTRS, HT 1.7MTRS. LIES 000/180 DEGS. AN AREA OF INDISDINCT, MOSTLY BURIED WRECKAGE. (NETSURVEY LTD, HI 1167). AMEND WK 7.3MTRS IN REVISED POSN. BR STD. 19.8.11 EXAM'D 1.2010 IN 5124.085N, 0121.958E [WGD] USING DGPS. LEAST M/B DEPTH 7.84 IN GEN DEPTH 9.1MTRS NO SCOUR. LENGTH 24MTRS, WIDTH 8MTRS, HT 1.4MTRS. LIES 012/192 DEGS. ?BREAKING UP AROUND BOW AND STERN. (NETSURVEY, HI 1339). AMEND WK 7.8MTRS. BR STD. RSDRA2024000232610 3.9.24 LOCATED 2024: WK LOCATED IN 5124.085N, 0121.958E [WGD]. LEAST M/B DEPTH 7.25MTRS IN GEN DEPTH 9MTRS. NFS. (CLINTON MARINE SURVEY, HI1864-H102-006). AMEND DIST REMAINS OF WK 7.2MTRS. RSDRA2024000274480 25.10.24 EXAM'D 24.5.2024; LOCATED IN 5124.085N, 0121.958E [WGD]. LEAST M/B DEPTH 7.25MTRS IN GEN DEPTH 9MTRS. LENGTH 26.63MTRS, WIDTH 13.62MTRS, HT 1.83MTRS, ORIENTATION 009/189DEGS. DISTRIBUTED REMAINS OF CARGO. (CLINTON MARINE SURVEY AB, HI1864-H525-13905). RETAIN DIST REMAINS OF WK 7.2MTRS ABOVE.

Circumstances of loss

SANK WHILE ON PASSAGE PORTLAND TO LONDON.

General Comments

BREAKING UPUK NM 5330/24

WRECK MAP LOADING ... 51 24.085 N,1 21.957 E
Opal on Wreck Map Opal Wreck on Google Map

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FAQ

Where is the OPAL wreck located?

The OPAL wreck is located at coordinates 51 24.085 N,1 21.957 E.

How deep is the OPAL and where exactly is it located?

The OPAL lies at a depth of about 7.25 meters and is located at coordinates 51 24.085 N,1 21.957 E.

How deep is the seabed around the OPAL?

The seabed around the OPAL lies at approximately 9 meters deep.

When did the OPAL sink?

The OPAL sank on Oct 24, 1921.

When was the wreck of the OPAL discovered?

The wreck of the OPAL was discovered in 1921.

What was the tonnage of the OPAL?

The OPAL had a tonnage of 62 tons.

What type of wreck is the OPAL?

The OPAL is classified as a barge.

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