The Whitewater River Run McDermitt Cr - J7 in Nevada is a popular destination for rafters and kayakers. The ideal streamflow range for this run is between 200-400 cubic feet per second (cfs). The segment mileage is around 11 miles, and the class rating is a Class III-IV. The river rapids and obstacles on this run include "Big Drop", "Toilet Bowl", "S-Turn", and "Eye of the Needle". The Big Drop rapid is a particularly challenging section that requires careful navigation.

There are specific regulations that must be followed when rafting or kayaking on this river. All boaters must wear a life jacket and have a whistle on their person. It is also recommended to wear a helmet and appropriate footwear. There are no fees or permits required for this run, but visitors should be aware that the area is remote and there are no facilities or services available. It is recommended to bring your own supplies and be prepared for self-sufficient camping.