It opens at 10:00 AM
For season pass holders you may enter the waterpark at 10AM. Water park closes @ 7PM. Starting on July 13th to Aug. 4th the waterpark will remain open until 10AM (for pass holders) to 8PM.
Open at 10 am.
10am
Exactly what Hailey said. You have to go in through the locker rooms.
Water Kingdom opens a half hour early for pass holders, which would be 10 am. 10:30 for non season pass holders.
The park opens at 10AM tomorrow. https://www.dorneypark.com/explore/calendar-and-hours
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