GROUPS & PARTIES Group Events Book your group event today at California's largest water park! Click Here for More Information Corporate Events From company picnics to team building events, we have the food, the facilities and most of all, the fun! Click Here for More Information Birthday Parties Raging Waters is the perfect birthday destination to go wild for an entire day. Click Here for More Information Contact Us 20 to 100 Employees Please call 909-802-2210 Over 100 Employees LA County please call 909-802-2209 Inland Empire & Orange County please call 909-802-2207