At the listed put-in drainage area is ~171 square miles (as calculated by USGS StreamStats 4.2.0 software).
After 1.6 miles, at the confluence with the Obed, the combined drainage becomes ~514 square miles (meaning likely very nearly three-times the flow).
After 4.3 miles (total of 5.9 miles), at the confluence with the Emory, drainage becomes ~613 square miles for the final mile to the listed take-out.
Waterfall
III
Hazard
III
Rapid
III+
Rapid
III
Rapid
III
Rapid
N/A
Playspot
III
Rapid
III
Rapid
III
Rapid
N/A
Rapid
N/A
Rapid
N/A