Built in 1977, by Burton Shipyard Incorporated of Port Arthur, Texas (hull #533) as the Dixie Avenger for Dixie Offshore Transport Incorporated of Houston, Texas.
In 1998, the tug was acquired by the SeaCoast Transportation Company of Seattle, Washington. Where she was renamed as the Pacific Avenger.
In 2007, the SeaCoast Transportation Company was acquired by K-Sea Transportation Partnership Incorporated of East Brunswick, New Jersey. Where the tug retained her name.
In 2011, the K-Sea Transportation Partnership Incorporated was acquired by the Kirby Corporation of Channelview, Texas. Where the tug retained her name.
In 2016, she was phased out of service. And, was "laid up" at the Kirby Corporation's facilities at Lake Union in Seattle, Washington.
In 2018, the tug was scrapped. Powered by two, sixteen cylinder, EMD 16-645-E6 diesel engines. Turning two, cast steel, fixed pitch propellers. She was a twin screw tug, rated at 3,900 horsepower.
Her electrical service was provided by two, 99kW generator sets. The tug's capacities were 128,888 gallons of fuel.