Experience SUP on Lake St. Croix at the confluence of the St. Croix and Mississippi Rivers! Class size is limited and registration is required for all SUP programs; participants must be 14-plus years old and able to swim. All minors must be accompanied by an adult who will be responsible for them. All equipment is provided by Prescott Paddle. Dress for the weather and water activity. In the case of inclement weather, class could be cancelled due to unsafe conditions including rain, high winds, or lightning, in which case class will be cancelled and a refund/credit issued. Check this website or call the park contact station for weather and class updates.