Hello how may I help you? hi there is the Surf City water park in Huntington Beach still open in September? The park will be open until September 15th, when it will close for the season. oh ok I see thanks for checking on that for me No problem. The park will reopen on May 1st. Do you know if there are any other water parks open in September? good to know thanks The Wiggly Pool park will be open until September 30th. ok! Anything else for you today? do you know how much to get in? That one has a ticket price of $15. Thanks!