The Whitewater River run from Headwaters to Confluence with San Leonardo in the state of New Mexico is a popular destination for paddling enthusiasts. The ideal streamflow range for this river run is between 200 and 600 cubic feet per second (cfs), making it perfect for intermediate to advanced paddlers. The segment mileage for this run is approximately 12 miles, providing ample opportunities for adventure and excitement.

The class rating for the Whitewater River run ranges from II to IV, with occasional class V rapids in certain conditions. The river features several challenging rapids and obstacles, including the "Box," which is a narrow and steep canyon with several technical drops and tight turns. Other notable rapids include "Tropical Depression," "Piranha," and "Carnage."

There are certain regulations that paddlers need to follow when visiting the Whitewater River run. For instance, it is mandatory to wear a personal flotation device (PFD) at all times while on the river. Additionally, visitors must obtain a permit from the Bureau of Land Management (BLM) before accessing the river.

In conclusion, the Whitewater River run from Headwaters to Confluence with San Leonardo in New Mexico is an exciting and challenging destination for whitewater enthusiasts. With its ideal streamflow range, class rating, and variety of rapids and obstacles, this river run offers a truly unforgettable experience. However, it is essential to follow the regulations and safety guidelines to ensure a safe and enjoyable trip.