The Crooked Creek section of the Whitewater River run in Idaho is a challenging and scenic stretch of river that is ideal for experienced paddlers. The ideal streamflow range for this section of river is between 500 and 2,000 cfs, with peak flows occurring in late May through early June. The segment mileage for this section is approximately 14 miles, and it is rated as a class III+ to IV run.

The Crooked Creek section features several notable rapids and obstacles, including Big Falls, which is a steep and technical class IV rapid. Other notable rapids include Drop Zone, Savior Hole, and Devil's Slide. The river also features numerous boulder gardens and technical drops that require precise paddling.

In terms of regulations, this section of the river is located within the Gospel-Hump Wilderness area, which means that visitors must follow specific regulations and restrictions, such as pack-in/pack-out policies, leave-no-trace principles, and camping restrictions. Additionally, there are restrictions on group size and motorized use of the river.

Overall, the Crooked Creek section of the Whitewater River run is a challenging and rewarding experience for experienced paddlers. It requires technical skills and careful attention to navigate the rapids and obstacles, but the stunning scenery and wilderness setting make it a must-do for whitewater enthusiasts.