The Whitewater River Run from Wolf Creek to Confluence with Pine Flats Creek in Idaho boasts of an ideal streamflow range between 1000 to 5000 cfs. The river is rated Class II-III, with some Class IV rapids in certain sections. The segment stretches for a total of 13.6 miles and offers exhilarating rapids, including the Wolf Creek Rapid, the Railroad Rapid, and the Pine Flats Rapid.

One of the most challenging rapids is the Wolf Creek Rapid, which has a Class IV rating. This rapid has a steep drop with a large boulder, making it a technical run that requires skillful maneuvers. The Railroad Rapid, on the other hand, is a Class III rapid, which features a series of small drops and waves that require precise navigation. The Pine Flats Rapid is another Class III rapid, which has a technical rock garden section.

Several regulations govern the use of the river, including the requirement to wear personal flotation devices (PFDs) while on the river. Additionally, use of alcohol and drugs is prohibited while on the river, and all waste should be packed out. The river run is also closed during high water levels, which can be dangerous and risky to rafters.

In conclusion, the Whitewater River Run from Wolf Creek to Confluence with Pine Flats Creek in Idaho is an exhilarating adventure for experienced rafters looking for a challenging Class II-IV run. With ideal streamflow ranges and thrilling rapids, this run promises an unforgettable experience for adrenaline seekers.