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
  • Latitude: 55.598400
  • Longitude: -1.417817
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
Last Amended Date Nov 5, 2015

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.

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.

General Comments

BROKEN IN THREE, PROBABLY UPRIGHT

WRECK MAP LOADING ... 55 35.904 N,1 25.069 W
Tioga on Wreck Map Tioga Wreck on Google Map

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FAQ

Where is the TIOGA wreck located?

The TIOGA wreck is located at coordinates 55 35.904 N,1 25.069 W.

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

The TIOGA lies at a depth of about 54.5 meters and is located at coordinates 55 35.904 N,1 25.069 W.

How deep is the seabed around the TIOGA?

The seabed around the TIOGA lies at approximately 63 meters deep.

When did the TIOGA sink?

The TIOGA sank on Nov 1, 1943.

When was the wreck of the TIOGA discovered?

The wreck of the TIOGA was discovered in 1943.

What country did the TIOGA belong to?

The TIOGA belonged to GB.

What cargo was the TIOGA carrying?

The TIOGA was carrying ballast.

What was the tonnage of the TIOGA?

The TIOGA had a tonnage of 715 tons.

What type of wreck is the TIOGA?

The TIOGA is classified as a tanker.

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