Reservations may be made by calling Utah State Parks and Recreation, 322-3770 in the Salt Lake City calling area or toll-free 1-800-322-3770, from 8 a.m. to 5 p.m., Monday through Friday. Individual campsite reservations may be made from three days to16 weeks in advance of departure date. A $6 non-refundable reservation fee will be charged for each site reserved. A $10 non-refundable fee is charged for group sites and building rentals. An additional reservation fee will be charged for any changes to existing reservations.