12:29 - Boat 4 was dispatched to Tall Timbers Marina in Tall Timbers, Maryland to assist mutual aid partners with a marina fire. Boat 4 arrived and assisted crews and other fireboats with extinguishment of several boats, piers and covered slips. The fire was placed under control within 40 minutes. Boat 4 operated on the scene for two hours . The cause of the fire is under investigation.