Built in 1975, by McDermott Shipyard of Morgan City, Louisiana (hull #211) as the Cape Lookout for the Curtis Bay Towing Company of Baltimore, Maryland. An affiliate of the Moran Towing Corporation of New York, New York.
In 1981, the tug was transferred to the Moran Towing Corporation of New York, New York. Where she was renamed as the Joan Moran.
Powered by two, twelve cylinder, EMD diesel engine. Turning two, cast steel, fixed pitch, propellers. She is a twin screw tug, rated at 4,300 horsepower.
Her electrical service is provided by two 75kW generator sets. The tug's capacities are 107,518 gallons of fuel.