Built in 1979, by Marinette Marine of Marinette Wisconsin (hull #167) as the Narragansett for the United States Navy.
In 2002, she was transferred to the care of the DonJon Marine company of Hillside, New Jersey. DonJon mans, operates and maintains the tug as a subcontractor to the CSC Corporation, a contractor to the United States Navy.
She is American Bureau of Shipping A-1, Towing Service E, AMS, ACCU, SOLAS Safety Construction and Equipment, ISM Code Compliant, she holds a United States Coast Guard Certificate of Inspection, as well.
The tug is powered by two GMC Electromotive Division main engines with twenty Cylinder Turbos turning two controllable reversible pitch propellers mounted in kort nozzles via two 11 1/2(in) by 37.2(in), and two additional 11 1/2(in) by 14(in) shafts, for a rated 7,200 horsepower. She is also fitted with one 300 horsepower bow thruster
Her capacities are 206,714 gallons of fuel oil, 6,100 gallons of lube oil, 5,800 gallons of potable water, 6,000 gallons of drinking water. Her electrical service is provided by three 400 kw generators driven by a DD 8v-71 engine producing 440 volt 3 phase, 60 hz.
The towing gear consists of a single drum SMATCO66 DTS-200 towing winch with a level wind outfitted with 2,500(ft) of 2 1/2(in) wire, with a line pull of 250,000 pounds. A Lake Shore traction winch outfitted with 15(in) towing hawser. A direct drive capstan, as well as two sets of hydraulic towing pins and a 10(ft). For mooring purposes she is fitted with two electro hydraulic winches, and a 3,500 pound Navy stockless anchor with fourteen shots of 1 3/4(in) chain.