Tioga Wreck
| Field | Value |
|---|---|
| Wreck Category | non-dangerous wreck |
|
Tioga Wreck Location Marine Coordinates (DMM) |
55 35.904 N,1 25.069 W |
| Latitude, Longitude Decimal Degrees |
|
| Wreck Depth | 54.5 m |
| Water Depth | 63 m |
| Water Level Effect | always under water/submerged |
| Vertical Datum | Approximate Lowest Astronomical Tide |
| Name | TIOGA |
| Type | tanker |
| Flag | GB |
| Length | 71.1 m |
| Width | 10.5 m |
| Draught | 5 |
| Sonar Length | 51 |
| Sonar Width | 11.2 |
| Shadow Height | 8.9 |
| Tonnage | 715 |
| Tonnage Type | gross |
| Cargo | ballast |
| Conspic Visual | not visually conspicuous |
| Conspic Radar | not radar conspicuous |
| Date Sunk | Nov 1, 1943 |
| Bottom Texture | Sand |
| Original Detection Year | 1943 |
| Last Detection Year | 2012 |
| Original Source | national HO/authority notice to mariners |
| Surveying Details | H3449/44 25.4.44 INS NDWPA IN 553600N, 012500W. - NM 870/44. 16.4.45 POOR SONAR CONTACT IN 553530N, 012430W. POOR POSN. (EG 30, 16.4.45). H4622/71 14.9.72 AMEND TO USCPA 28MTRS. NC 160. 3.8.77 AMEND TO USCPA 45MTRS. BR STD. HH090/843/01 22.12.99 EXAM'D 19.6.99 IN 5535.903N, 0125.062W [WGD] USING DGPS. LEAST E/S DEPTH 55.1 IN GEN DEPTH 63.5MTRS. NO SCOUR. LENGTH 50MTRS, WIDTH 8MTRS. DCS3 HT 7.9MTRS. LIES 000/180 DEGS. MODERATE MAGNETIC ANOMALY. REASONABLY INTACT. ATTITUDE UNCLEAR. (GARDLINE, HI 843). PROBABLY BROKEN IN THREE AND UPRIGHT. AMEND TO WK 55MTRS IN REVISED POSN. BR STD. 27.7.00 VESSEL HAS BEEN CONFIRMED AS TIOGA. BELL HAS BEEN RECOVERED BY OTHER DIVERS. (R YOUNG, TELECON 27.7.00). NCA. SEP 2015/000220786 5.11.15 EXAM'D BY BDC, WK IN 5535.904N, 0125.069W [WGD]. LEAST M/B DEPTH 54.5MTRS, LENGTH 51MTRS, WIDTH 11.2MTRS, HT 8.9MTRS. (DS22, CEFAS SURVEY 2012). AMEND NDW 54MTRS IN REVISED POSN. |
| Last Amended Date | Nov 5, 2015 |
Circumstances of loss
COLLIDED IN 5540.0N, 0130.0W AND PROVED IMPOSSIBLE TO SAVE. SUNK BY GUNFIRE BY ONE OF THE HM SHIPS ESCORTING THE CONVOY. BUILT IN 1912 BY THE GRANGMOUTH & GREENOCK DOCKYARD CO LTD. OWNED AT TIME OF LOSS BY THE ANGLO-AMERICAN OIL CO. PASSAGE MIDDLESBOROUGH FOR GRANGEMOUTH. IN BALLAST. TRIPLE EXPANSION ENGINE OF 110 HP. MACHINERY AFT.
Nearby Wrecks:
- U 1274 Wreck 2176.6 M
- Athelduke (Part) Wreck 2497.5 M
- Peik Wreck 2600.3 M
- Athelduke Wreck 3586.2 M
- Other Wreck 56809 4022.2 M
- Hms Kopanes Wreck 4124.9 M
- Other Wreck 57573 4243.5 M
- Other Wreck 57563 4490 M
- Pluto Wreck 4628.3 M
- Other Wreck 56799 5087.7 M
General Comments
BROKEN IN THREE, PROBABLY UPRIGHT