Bristol Rapids: class I and II; level depends on releases for hydro power, there used to be a phone # to call for release lever. 450 cfs, one of three turbines, is the minimum to have any fun.
https://www.americanwhitewater.org/c...etail/id/1178/
Winni rapids easy part class I and II:
http://www.americanwhitewater.org/co...etail/id/3570/
Winni rapids class II and III:
https://www.americanwhitewater.org/c...etail/id/3057/
Both Winni runs depend on upstream release levels.