Fable Valley is a popular whitewater river run located in the state of Utah. The ideal streamflow range for this run is between 1000 and 3000 cfs, which typically occurs from May to early June. The class rating for this section of the river is III-IV, meaning that it is suitable for intermediate to advanced paddlers. The segment mileage is approximately 12 miles and takes around 4-5 hours to complete.

There are several notable rapids and obstacles on this run, including Tincup, Pinball, and Hell's Half Mile. Tincup is a class III rapid that features a large rock in the middle of the river, while Pinball is a class IV rapid that requires precise maneuvering through a series of boulders. Hell's Half Mile is another class IV rapid that is known for its steep drops and powerful currents.

It is important to note that there are specific regulations in place for this area. The use of motorized boats is not allowed, and all paddlers must wear a personal flotation device at all times. Additionally, there are restrictions on camping and fires along the riverbank to preserve the natural beauty of the area.

Overall, Fable Valley is a challenging and exciting whitewater run that offers stunning views and thrilling rapids for experienced paddlers.