Built in 2008, by Thoma-Sea Boat Builders Incorporated of Houma, Louisiana (hull #136) as the Magothy for the Vane Brothers Company of Baltimore, Maryland.
She was the twelfth Patapsco class tug designed by Frank Basile of Entech and Associates of Houma, Louisiana. And constructed by Thoma-Sea Boat Builders for the Vane Brothers Company.
Named for The Magothy River that runs 12.1 miles through Anne Arundel County in Maryland. Located south of the Patapsco River and north of the Severn River.
Powered by two, Caterpillar 3516 diesel engines. With Reintjes WAF-872 reduction gears. Turning two, 97(in), fixed pitch, propellers. Mounted in CNF, Type 37, kort nozzles. For a rated 4,200 horsepower.
The tug's electrical service is provided by two, 72kW, Caterpillar 3054T generator sets. Her capacities are 89,910 gallons of fuel oil, and 8,816 of potable water.
Her towing gear consists of an INTERcon, double drum, towing winch. Driven by a dedicated John Deere diesel engine.