Flows of approximately 800-1000 cfs are generally considered to be optimal. It's a fun ride at higher flows with faster current and fewer eddies. The river can be run at 600 cfs or even a bit lower.
|TWISP RIVER NEAR TWISP, WA|
|usgs-12448998||600 - 1600 cfs||III||00h56m||174 cfs (too low)|
|1y50d21h25m||@Twisp Buttermilk Creek to town of Twisp [WA]||Twisp River||2000 cfs||Thomas O'Keefe|
|3y55d18h25m||@Twisp Buttermilk Creek to town of Twisp [WA]||Twisp River Trip||1110 cfs||Thomas O'Keefe|
|> 10 years||Twisp [WA]||Twisp River||n/a||Thomas O'Keefe|