The South Fork of the American River from Chili Bar to Salmon Falls is about 20 miles long, and rated Class III whitewater. The upper or Chili Bar run is about 8 miles long. The first 5 miles contains a number of Class III rapids, followed by 3 miles of Class II whitewater. The lower or gorge run is about 12 miles long. The first eight miles contains Class II rapids. The last 4.5 miles contains a number of Class III rapids.
River Map - South Fork Upper Canyon
River Map - South Fork Lower Canyon