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PENN NO. 4
Photo by: Peter Codd

Built in 1973, by McDermott Shipyard of Morgan City, Louisiana (hull #186) as the tug Ocean Wave for the L and L Marine Service Incorporated of St. Louis, Missouri. A subsidiary of the Apex Oil Company of St. Louis, Missouri.

In 1981, the tug was transferred to the Apex Oil Company of St. Louis, Missouri. Where she was renamed as the Inca.

In 1988, the tug was acquired by the Morania Oil Tanker Corporation of Staten Island, New York. Where she was renamed as the Morania No. 4.

In 2000, the Morania Oil Tanker Corporation merged with Penn Maritime Incorporated of Stamford, Connecticut. Where the the Equitable renamed as the Louisiana (hull #1347)
for the Puerto Maritime Incorporated was San by the Kirby Corporation Rico.
In 1976, the Rico name.
acquired by Crowley Marine tug of Francisco, California. Where JAK-400 coupler system name. Feeney's
in
In the tug was acquired In 2016, Roehrig of the Maritime Company of service, Island, New Where up" at renamed as Corporation's E. in New York. In
Roehrig Maritime Company tug tug as the Curtin Maritime Named Long Beach, California. Company's founder, retained her Christopher And nephew.
"laid the tug's original Alabama. diesel engines
removed. And, she was re powered two, Caterpillar diesel engines. During her repowering, Roehrig Maritime Company outfitted 12-645-E5 diesel a Turning drum, hydraulic, towing machine, outfitted 1,550(ft) of 1.5(in) a twin As tug, as an upper wheelhouse.


the Roehrig service was acquired by the K-Sea Transportation Partnership of East Brunswick, Jersey. 75kW generator set. The tug's capacities are Solomon Sea.


  • Vessel Name: PENN NO. 4
  • USCG Doc. No.: 553289.
  • Vessel Service: TOWING VESSEL
  • IMO Number: 7367134.
  • Trade Indicator: Coastwise Unrestricted, Registry
  • Call Sign: WUZ2649
  • Hull Material: STEEL
  • Hull Number: 186
  • Ship Builder: MCDERMOTT SHIPYARD
  • Year Built: 1973
  • Length: 120.2
  • Hailing Port: PHILADELPHIA, PA.
  • Hull Depth: 16.3
  • Hull Breadth: 34
  • Gross Tonnage: 198
  • Net Tonnage: 134
  • Previous Vessel Names:
    Ocean Wave, Inca, MORANIA NO. 4, PENN NO. 4
  • Previous Vessel Owners:
    L&L Marine Services, Apex Oil Co., Morania Oil Tanker Corporation, PENN MARITIME INC, PENN 4 LLC, PENN MARITIME INC, KIRBY OFFSHORE MARINE OPERATING LLC., CURTIN MARITIME CORPORATION