Police say 24-year-old Quahee Eaton-Kennedy from Philadelphia is in custody after the shooting at Clementon Park and Splash World.
Police say they were called to the park around 8 p.m. for shots fired and multiple people fighting in the parking lot.
Officers arrived, separated those involved, and located Eaton-Kennedy.
He has since been charged with 2nd degree possession of a weapon.
No injuries were reported.