Celebrate summer and get a chance to win prizes like Birch Aquarium Tickets, Aquatica Tickets and Santee Lakes Pedal Boat rides! Pick up a free frisbee at Padre Dam's Customer Service Center during regular business hours and post a photo with it to Facebook, Twitter or Instagram before August first with the hashtag #BigSplashSummer to be entered to win. For contest questions, please email water@padre.org.