the manager may close the beach or certain sections of the beach. In mid-August the beach begins to close earlier than usual due to early darkness. Centennial Beach receives about 2,500 visitors on an average warm summer day. Over the course of a year the beach receives about 155,000. The beach plays host to various athletic events and is known for its nationally competitive lifeguard team. Skatepark Centennial Beach has an adjacent skatepark to the west. The skatepark opens at 9:00am, and closes at dusk. This facility includes skating elements, such as half-pipes, quarter pipes, fun boxes, rails and more. This skate park is unsupervised, and free of charge for non-motorized skateboards, in-line skates, and scooters. The use of a bicycle can only be used during bike hours at some sport complexes. Any other wheeled or sliding devices will be prohibited from the park. Skate at your own risk. Ball Field Centennial Beach also has a baseball field that is used by the Naperville Little League. Naperville Little League wouldn't be a program if boys and girls ages 7 years of age through 12 years of age weren't on teams. The league a child will play in corresponds with the distract the school they attend too. This complex was made possible by donations and other community groups and was completed in 2005. Recently, added in new bleachers, fencing around the fields, and a new entryway. There will be many parking spots for parents to park in even if they aren't going to Centennial Beach. Near two ball fields there is a park, with a kid area, and a place where older kids can go and wander around. Deep-Water Test Centennial Beach has a strict swimming requirement for the deep end which is blocked off by a pool safety rope. Swimmers who are not passed the 8th grade must be able to past the deep water test every year once in order to be able to swim in the deep water. Those who pass the deep water test receive a wristband, in this case they wear it to ensure they are able to use the diving boards and swim in the fifteen foot deep end. A participant must swim 100 yards uninterrupted to be eligible. Adult Float Every weekend there will be an adult float for participants to relax on inner tubes or swim around. The beach allows adults eighteen years