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Pennsylvania: Swona, Pentland Firth

Steamship (20th Century)

Site Name Pennsylvania: Swona, Pentland Firth

Classification Steamship (20th Century)

Alternative Name(s) 'West Side Of Swona'; Swona Island; North Sea; Pennsylvania

Canmore ID 102238

Site Number ND38SE 8002

NGR ND 38315 84902

Datum WGS84 - Lat/Long

Permalink http://canmore.org.uk/site/102238

Ordnance Survey licence number AC0000807262. All rights reserved.
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Administrative Areas

  • Council Orkney Islands
  • Parish Maritime - Orkney
  • Former Region Orkney Islands Area
  • Former District Maritime
  • Former County Not Applicable

Archaeology Notes

ND38SE 8002 3868 8490

N58 44.8667 W3 3.5833

NLO: Swona [name: ND 390 843]

Pentland Firth [name centred ND 35 81].

Horizontal Datum = OGB

Circumstances of Loss Details

-----------------------------

The steam ship PENSYLVANNIA struck a rock and sank, whilst on passage from New York to Copenhagen.

Source: Lloyds List, 21 August 1931.

Surveying Details

-----------------------------

26 August 1931. A position of 58 44 30N, 003 04 00W was given.

Source: Lloyds List, 21 August 1931.

25 February 1972. The wreck is reported at 58 44 52N, 003 03 35W on the west side of Swona Island, just below and to the west of a rock pinnacle which is awash at low water. From the pinnacle to the wreck is a drop of 12 metres. The seabed then slopes steeply to 27.4 metres. The stern, prop shaft, engines and keel lie at base of pinnacle and are parts scattered down the slope westward. There is little of the wreck left and the greater part is covered with thick sea whip. The wreck is owned by syndicate of Farmers and Fishermen of Wick.

Report by Undermarine Operations Ltd, 1971.

Hydrographic Office, 1995.

Artifacts from this loss are held on the island.

K Allardyce and E M Hood 1986.

(Classified as steel steamship: no cargo specified, but date of loss cited as 27 July 1931). Pennsylvania: this vessel stranded on the W side of Swona.

Registration: Copenhagen. Built 1907. 3759 grt. Length: 108m. Beam: 15m.

(Location of loss cited as N58 44.87 W3 3.58).

I G Whittaker 1998.

Activities

Reference (2011)

Whittaker ID : 2505

Name : PENNSYLVANIA

Latitude : 584452

Longitude : 30335

Date Built : 1907

Registration : COPENHAGEN

Type : SS (STEEL)

Tonnage : 3759

Tonnage Code : G

Length : 108

Beam : 15

Draught : 8m

Position : Exact Position

Loss Day : 27

Loss Month : 7

Loss Year : 1931

Comment : Stranded W side of Swona

Reference (19 April 2012)

UKHO Identifier : 000956

Feature Class : Wreck

State : LIVE

Classification : Unclassified

Position (Lat/long) : 58.74775,-3.06600

Horizontal Datum : ORDNANCE SURVEY OF GREAT BRITAIN (1936)

WGS84 Position (Lat/long) : 58.74734,-3.06759

WGS84 Origin : 3-D Cartesian Shift (BW)

Previous Position : 58.74778,-3.05972

Position Quality : Unreliable

Depth Quality : Depth unknown

Water Depth : 2

Vertical Datum : Lowest Astronomical Tide

Name : PENNSYLVANIA

Type : SS

Flag : BRITISH

Length : 108.0

Beam : 14.9

Draught : 7.9

Tonnage : 3759

Tonnage Type : Gross

Cargo : GENERAL INC COPPER

Date Sunk : 27/07/1931

Contact Description : Notable debris

Original Sensor : Reported Sinking

Last Sensor : Diver Sighting

Original Detection Year : 1931

Last Detection Year : 1972

Original Source : Other

Last Source : Other

Circumstances of Loss : **BULT IN 1907 BY W DOBSON & CO, NEWCASTLE-UPON-TYNE. OWNED AT TIME OF LOSS BY DET FORENEDE DAMPS, SELSK. THREE BOILERS, TRIPLE EXPANSION ENGINE OF 361NHP, SINGLE SHAFT. MACHINERY BY NE MARINE ENGINE CO LTD, NEWCASTLE-UPON-TYEN. PASSAGE NEW YORK FOR COPENHAGEN. STRUCK ROCKS AND SANK IN FOG. LATER BROKE UP AND BECAME A CTL. (SIBI).

Surveying Details : **H5986/31 26.8.31 POSN 584430N, 030400W. (LL, 21.8.31).

**25.2.72 REPORTED IN 584452N, 030335W ON W SIDE OF SWONA ISLAND, JUST BELOW & TO THE W OF A ROCK PINNACLE WHICH IS AWASH AT LW. FROM PINNACLE TO WK A DROP OF 40FT. THE SEABED THEN SLOPES STEEPLY TO 90FT. STERN, PROP SHAFT, ENGINES & KEEL LIE AT BASE OF PINNACLE & PARTS SCATTERED DOWN THE SLOPE WESTWARD. LITTLE OF WK LEFT & GREATER PART COVERED WITH THICK SEA WHIP. OWNED BY SYNDICATE OF FARMERS & FISHERMEN OF WICK. (UNDERMARINE OPERATIONS LTD, 1971). NCA.

General Comments : ONLY FRAGMENTS REMAIN

Charting Comments : POSN FOR FILING ONLY

Date Last Amended : 31/01/2005

Date Position Last Amended : 31/01/2005

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