On July 14, Seaford held the 25th Annual Nanticoke Riverfest. Among the festivities for the day is the Annual Float in. Participants from all over join in on rafts/floats of all kinds to celebrate the day. Fire Departments from Seaford, Blades, Millsboro, Federalsburg, Indian River, Sharptown and Laurel assist with boats, EMS, and divers out on the water while the float in is going on to ensure the safety of the participants.