The Whitewater River Run from Arlington, VT to Manchester, VT is a popular destination for experienced kayakers and rafters. The ideal streamflow range for this run is between 200-400 cfs, which typically occurs during the spring and early summer months. The river is rated as a class III-IV, offering challenging rapids and obstacles for those seeking a thrill.

The total distance of the run is approximately 6 miles, with various segments along the way. The first segment, known as "The Gorge," is a mile-long stretch of continuous class III rapids. This section is followed by a brief calm section before reaching "The Ledges," a series of technical class IV rapids that require precise navigation. The final stretch of the run is a mix of class III and IV rapids before reaching the takeout in Manchester.

Specific river rapids and obstacles include "The Big Dipper," a large rapid with a significant drop and strong currents, and "The Fang," a technical rapid with a narrow channel and tight turns. It is important to note that the river is located on private property, and access to the river is limited. There are designated put-in and take-out areas that must be used, and a permit is required for access to the river.

In conclusion, the Whitewater River Run in Arlington, VT to Manchester, VT offers a challenging and exciting experience for experienced kayakers and rafters. The ideal streamflow range, class rating, segment mileage, specific river rapids and obstacles, and specific regulations to the area should all be considered before embarking on this adventure.