The Whitewater River Run from First Bridge to Walloomsac Brook in Vermont is a popular destination for kayakers and rafters alike. The ideal streamflow range for this segment is between 500-1500 cfs. The class rating for this stretch of the river is Class III, with a few Class IV rapids thrown in as well. The segment mileage is approximately 6.5 miles, and it offers a variety of exciting rapids and obstacles, including "The Ledges," "The Meatgrinder," and "The Last Drop."

It is important to note that this section of the river is subject to specific regulations. The Vermont Department of Environmental Conservation states that all boaters must carry a personal flotation device at all times, and helmets are strongly recommended. In addition, boaters must not disturb any wildlife or vegetation along the riverbanks, and they must respect private landowners' property along the river.

Overall, the Whitewater River Run from First Bridge to Walloomsac Brook offers an exciting and challenging adventure for experienced kayakers and rafters. It is important to be aware of the specific regulations and ideal streamflow range to ensure a safe and enjoyable trip.