North Fork American River
The North Fork American River is the longest branch of the American River in Northern California. It is long from its source at the crest of the Sierra Nevada, near Lake Tahoe, to its mouth at Folsom Lake northeast of Sacramento. Prior to the construction of Folsom Dam the river was about longer making for a total length of .
American River
The American River is specifically known for its whitewater rafting. The South Fork has Class III rapids, the Middle Fork has Class IV rapids, and the North Fork has Class IV spring run-off rapids. All three rivers also feature Class II sections. The areas with rapids still feature beautiful scenic views and wildlife, which is what makes it the most popular whitewater rafting location in California