Built in 1975, by the Southern Shipbuilding Corporation of Slidell, Louisiana (hull #113) as the Anthony St. Philip for the St. Phillip Coastal Towing Company of Tampa, Florida.
In 1986, the St. Phillip Coastal Towing Company's offshore tug and barge fleet was acquired by the TECO Transport and Trade Corporation of Tampa, Florida and operated under the TECO subsidy Gulfcoast Transit Company of Tampa, Florida. Where she was renamed as the Debbie Rankin.
In 2002, the Gulfcoast Transit Company became the TECO Ocean Shipping Company of Tampa, Florida. Where the tug retained her name.
In 2007, the TECO Transport Corporation was acquired Greenstreet Equity Partners L.P., a Miami-based private equity firm. Where the tug retained her name.
In 2012, she was acquired by Logistica Y Serv Maritimos of Buenos Aires, Argentina. Where the tug was renamed as the Nicole S.
She was powered by two, sixteen cylinder, EMD 16-645 E5 diesel engines. She was a twin screw tug, rated at 5,071 horsepower.
Her electrical service was provided by 99kW generator sets.