Fireworks July 3rd One night only, No fireworks on July 4th. Get Tickets After Darks Every Friday in July the park stays open until 10 pm Get Tickets Island Waterpark Central Valley’s Favorite Waterpark Watch Our Video Island Waterpark Central Valley’s Favorite Waterpark Watch Our Video CABANAS LEARN MORE RIDES LEARN MORE FOOD LEARN MORE WHAT OUR CUSTOMERS SAY HUNGRY? WE GOT FOOD SODA + DRINKS HOT DOGS BURGERS MILKSHAKES ICE CREAM CHURROS PRETZEL BUY TICKETS & PASSES PURCHASE NOW