Polgrange Wreck

Field Value
Wreck Category dangerous wreck
Polgrange Wreck Location
Marine Coordinates (DMM) 		51 5.121 N,1 20.166 E
Latitude, Longitude
Decimal Degrees
  • Latitude: 51.085350
  • Longitude: 1.336100
Wreck Depth 21.42 m
Water Depth 28 m
Water Level Effect always under water/submerged
Vertical Datum Approximate Lowest Astronomical Tide
Name POLGRANGE
Type steam ship
Flag GB
Sonar Length 55
Sonar Width 12
Shadow Height 7
Orientation 93
Tonnage 804
Tonnage Type gross
Cargo coal
Conspic Visual not visually conspicuous
Conspic Radar not radar conspicuous
Date Sunk Jul 25, 1940
Bottom Texture 4,7,17
Original Detection Year 1940
Last Detection Year 2016
Original Source naval vessel
Surveying Details H0793/40 6.9.40 LOCATED IN 510501N, 012100E USING HSA. LEAST E/S DEPTH 65FT. (HMS LYNX, 15.8.40). INS AS WK 11FMS. - NM 2214/40. H23275/46 4.11.46 EXAM'D IN 510505N, 012016E. SWEPT CLEAR AT 69FT. LEAST E/S DEPTH 74FT. (SML 5, HMS FRANKLIN, 11.9.46). AMEND POSN. - NM 3675/46. H5824/60 28.2.61 LEAST E/S DEPTH 85FT. (HMS SCOTT, 1960). 4.3.69 NOW CHARTED AS SW 10FMS 4FT [LAT]. 7.9.73 NOW CHARTED AS SW 20.3MTRS. NC 1892. H4199/78 10.8.78 LOCATED ON 28.10.77 IN 510504N, 012016E [OGB] USING TRISPONDER [2 LOP]. LEAST E/S DEPTH 21.7 IN GEN DEPTH 29MTRS. SCOUR DEPTH 31MTRS. DCS3 HT 8.4MTRS. LENGTH 72MTRS. LYING 089/269DEGS. (HMS BULLDOG, HI 35/77). RETAIN SWEPT DEPTH. HH090/606/01 13.9.94 EXAM'D 4.8.94 IN 510505.4N, 012015.4E [OGB] USING TRISPONDER [3 LOP]. SWEPT CLEAR AT 22.1, FOUL AT 22.4MTRS. LEAST E/S DEPTH 21.6 IN GEN DEPTH 26MTRS. SCOUR DEPTH 28.8MTRS. DCS3 HT 6.3MTRS. COVERS 50X20MTRS. LIES 090/270DEGS. MODERATE MAGNETOMETER DEFLECTION. GOOD DCS3 TRACE. LEAST E/S DEPTH SHOALER THAN THE SWEPT DEPTH, COULD BE DUE TO NETS OR FLOATS ATTACHED TO THE WK WHICH WERE KNOCKED DOWN BY THE TIDAL STREAM. (NP 1016, HI 606). RETAIN SW 20.3MTRS IN REVISED POSN. BR STD. SEP 2016/000091760 23.01.17 EXAM'D 06.08.2016 IN 5105.121N, 0120.166E [WGD]. LEAST M/B DEPTH 21.42MTRS, IN GEN DEPTH 28MTRS. LENGTH 55MTRS, WIDTH 12MTRS, HT 7MTRS, ORIENTATION 093/273DEGS. NO SCOUR. UNKNOWN MAGNETIC ANOMALY, WK IS DEGRADED AND PARTIALLY BURIED. (GARDLINE, HI 1496). AMEND DW 21MTRS IN REVISED POSN.
Last Amended Date Jan 25, 2017

Circumstances of loss

SUNK BY AIRCRAFT OFF DOVER, WHILST EN-ROUTE BLYTH FOR PORTSMOUTH & COWES. (LL WW2 & R A LEE).

General Comments

PROBABLE FLOATS ATTACHED TO WK

WRECK MAP LOADING ... 51 5.121 N,1 20.166 E
Polgrange on Wreck Map Polgrange Wreck on Google Map

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FAQ

Where is the POLGRANGE wreck located?

The POLGRANGE wreck is located at coordinates 51 5.121 N,1 20.166 E.

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

The POLGRANGE lies at a depth of about 21.42 meters and is located at coordinates 51 5.121 N,1 20.166 E.

How deep is the seabed around the POLGRANGE?

The seabed around the POLGRANGE lies at approximately 28 meters deep.

When did the POLGRANGE sink?

The POLGRANGE sank on Jul 25, 1940.

When was the wreck of the POLGRANGE discovered?

The wreck of the POLGRANGE was discovered in 1940.

What country did the POLGRANGE belong to?

The POLGRANGE belonged to GB.

What cargo was the POLGRANGE carrying?

The POLGRANGE was carrying coal.

What was the tonnage of the POLGRANGE?

The POLGRANGE had a tonnage of 804 tons.

What type of wreck is the POLGRANGE?

The POLGRANGE is classified as a steam ship.

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