Cowabunga Bay is located in Henderson, Nevada. This 23-acre surf-retro-themed water park is home to 450+ yearly, seasonal emp ... loyees and welcomes thousands of visitors each year. Cowabunga Bay, with it's vintage automobiles, music and aesthetics, opened July 4, 2014 with over 25 slides and attractions. The park's culture exceeds guest expectations with family fun, wholesome entertainment and thrilling rides. From the ticket windows to the Wild Surf, Cowabunga Bay offers a clean, safe and fun environment for all ages. Cowabunga Bay is open seasonally each year, March - September. Please visit the park's website for detailed calendar information. read more