Ash Creek is a popular river run in the state of Arizona, known for its challenging rapids and scenic views. The ideal streamflow range for Ash Creek is between 100-300 cubic feet per second (cfs), and the class rating is typically between III-IV. The segment mileage for the Ash Creek run is approximately 6 miles.

One of the most notable rapids on the Ash Creek run is called "The Needle," which is a narrow chute with a large boulder in the middle, creating a challenging obstacle for kayakers and rafters. Another notable rapid is "The Narrows," which is a steep drop that requires precise navigation to avoid capsizing.

There are specific regulations for the Ash Creek run, including the requirement for all participants to wear a personal flotation device (PFD) and have a whistle on hand. Additionally, there are restrictions on the use of motorized watercraft and a limit on group sizes.