The Whitewater River Run Wilderness Boundary to Confluence with Cave Creek in Arizona is a 14.6-mile section of the river that offers challenging rapids and stunning scenery. The ideal streamflow range for this section of the river is between 200-500 cubic feet per second (cfs), with the best conditions occurring during the spring and early summer months.

The Whitewater River Run is rated as a Class III-IV river, offering a mix of challenging rapids and calmer stretches for paddlers to enjoy. Some of the most notable rapids on this section of the river include Pinball, The Maze, and S-Turn. Paddlers will also encounter several large boulders and obstacles, which can add to the excitement of the trip.

The segment mileage for this section of the Whitewater River Run is 14.6 miles, starting at the Wilderness Boundary and ending at the Confluence with Cave Creek. The trip typically takes around 4-5 hours to complete, depending on the water conditions and the experience level of the paddlers.

There are several regulations to be aware of when planning a trip on the Whitewater River Run. All boaters must have a permit to access the river, and groups are limited to a maximum of 15 people. Additionally, all paddlers are required to wear a properly fitting personal flotation device (PFD) at all times, and camping is only allowed at designated campsites along the river.

Overall, the Whitewater River Run Wilderness Boundary to Confluence with Cave Creek is a challenging and rewarding journey for experienced paddlers. With ideal streamflow conditions, a mix of Class III-IV rapids, and stunning scenery, this section of the river is a must-visit destination for adventurous boaters.