Interstate Power | Sunset Marina is owned by the City of Rock Island and professionally managed by F3 Marina. Located in Sunset Park at 31st Avenue and the Mississippi River in Rock Island, Illinois, our beautiful harbor is surrounded by 250 acres of woods and a tranquil, secluded park with jogging paths, playgrounds, and picnic areas.

Interstate PowerSystems has over 50 years of experience in the design, building, sales and support of marine propulsion and auxiliary support systems.