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 |
|
| 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 |
| 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 CAN BUOY WITHDRAWN.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. |
| Last Amended Date | Nov 1, 2024 |
Circumstances of loss
SANK WHILE ON PASSAGE PORTLAND TO LONDON.
Nearby Wrecks:
- Lord Nelson (Possibly) Wreck 332.2 M
- Other Wreck 41609 1519.9 M
- Other Wreck 53514 1779.4 M
- Other Wreck 4604 2110.9 M
- Monica (Possibly) Wreck 2265.1 M
- Wildtide Wreck 2513.2 M
- Diana Wreck 2544.6 M
- Paros Isle Wreck 4042.3 M
- Dall Ii Wreck 4547.5 M
- Liseta Wreck 4638.7 M
General Comments
BREAKING UPUK NM 5330/24