The Lamanite Arch Canyon, located in the state of Utah, offers a thrilling whitewater river run for experienced rafters. The ideal streamflow range for this route is between 200 and 400 cfs. The segment mileage of the canyon is approximately 13 miles, with a class rating of III-IV depending on the water levels.

Some of the notable rapids and obstacles found in the Lamanite Arch Canyon include the infamous "Hell Hole" and "Satan's Gut" rapids, which can be quite challenging and technical. The canyon also features stunning rock formations and scenic views that make for a truly unique and memorable experience.

It is important to note that there are specific regulations in place for rafting in the Lamanite Arch Canyon. Permits are required for all river trips, and groups must adhere to the "Leave No Trace" principles to protect the natural environment. Additionally, there are restrictions on the use of motorized watercraft and the disposal of human waste.

Overall, the Lamanite Arch Canyon is a must-visit destination for experienced rafters looking for a thrilling and scenic adventure in the southwestern United States. However, it is important to take necessary precautions and follow all regulations to ensure a safe and enjoyable trip.