Edward M. Cotter Fireboat

Edward M. Cotter is a fireboat in use by the Buffalo Fire Department at Buffalo, New York, United States. Originally named William S. Grattan, it was built in 1900 by the Crescent Shipyard of Elizabeth Port, New Jersey. Due to age, it was rebuilt in 1953 and renamed Firefighter upon its return to service. The following year it was renamed Edward M. Cotter. its namesake, Edward Cotter, was a Buffalo firefighter and leader of the local firefighters union who had recently died.

Edward M. Cotter is considered to be the oldest active fireboat in the world and was designated a National Historic Landmark in 1996. Along with its firefighting duties, during the winter Edward M. Cotter is used as an icebreaker on Buffalo's rivers. Edward M. Cotter mounts five fire monitors that are capable of pumping 15,000 US gallons per minute. It can often be seen sailing out of its berth and south-west to Lake Erie, returning north through the breakwall and firing its fire monitors.