Built in 1968, by Main Iron Works Incorporated of Houma, Louisiana (hull #214) as the Bronco for the Western Towing Company of Channelview, Texas.

In 1993, the tug was acquired by Brown Water Marine Services Incorporated of Ingleside, Texas. Where she was renamed as the Brown Water II.

In 2020, she was scrapped at Ingleside, Texas. Re powered in 2006, she was powered by two, Caterpillar C12 diesel engines. She was a twin screw towboat, rated at 800 horsepower.