Enjoy a variety of attractions all year round at ONE MOUNT Water Park where you can enjoy it with your family, lovers, and friends! Adventure-inspiring attraction facilities and a rest area with a wide view of the high sky and lake is waiting for you. A place full of exciting slides that cross inside and outside and various games such as wave pool, lazy river pool, and aqua play!

• You must wear a swimming cap when you using the Water Park, you can also wear baseball cap, headscarves, etc. (No sun cap)
• Outdoor Water Park(5/4 Open) : Weekdays CLOSE / Weekends, Natioanl Holidays 12:00~16:00
• Sauna : Weekdays 10:00 ~ 17:30 / Weekends, National Holidays 10:00 ~ 19:30
• Indoor Water Park : Weekdays 10:00 ~ 17:00 / Weekend 10:00 ~ 19:00
• Operating hours are partically adjusted and changed according to the season and event conditions.
• Usage fees (Food and Beverages, Rental fees) incurred in the park, you can use it with a locker key (electronic key) and it’s post-paid system.
• You must keep your valuables in the valuables self-storage box. We are not responsible for the items that you’d not store. 10. You cannot re-enter after settlement.
• If you loose the Water Park locker key (electronic key), you have to report it to the staff immediately and pay a loss fee of 25,000 KRW.
• Air-injected life jacket without buoyancy are not allowed to use in Wave Pool, Lazy Pool. (Including air-injected aids on the arm)
• Other than Aqua shoes, you cannot wear outdoor slippers or sneakers.
• Barcodes will be sent for each option, not for each purchase, and partial use or refund is impossilbe.
• It is first-come, first-served admission system, admission may restricted if the maximum capacity is exceeded.
• All foods and mats are not allowed excep food for patient and baby.
• Please return the life jacket to the jacket rental office after using it.
• Sunbeds and Cabanas are paid facilities. You can use these after purchase.
• Snorkeling, Swim fins, and tubes exceeding 130cm are not allowed.
• You must redeem the ticket.
• You must wear a swimming cap when you using the Water Park, you can also wear baseball cap, headscarves, etc. (No sun cap)
• Attractions in Outdoor Water Park are open only in the summer.