The Arthur H. Ring is proudly named after a member of the department, Firefighter Arthur H. Ring, of Engine Co. 1, who died in the line of duty on October 21, 1938, as a result of injuries sustained during the Hurricane of 1938. Marine 3 is one of four Marine Units that operate as the Port of Providence Marine Strike Team
It was built by MetalCraft Marine of Kingston, Ontario, Canada, and delivered on July 30, 2008. It was obtained through a Federal Emergency Management. It is a 34-foot all-weather Fire/Rescue boat and is jet driven by twin Cummins 6-cylinder, 4.2 L, 320 HP diesel engines. A 1750gpm Darley fire pump, with a bronze power take-off (PTO), is capable of delivering water from two radio-controlled and one manually-controlled master stream devices. The vessel also carry's 55 gallons of AR-AFFF foam in an on-board foam tank.
It is also capable of supplying water to land-based fire apparatus, as it did on April 23, 2009, at a 4-alarm fire in the town of Portsmouth, RI. State of the art computers, radios, sonar and infrared cameras allow it to function in all types of weather and at emergencies involving chemical, biological, radiological, nuclear and explosive (CBRNE) devices or events.