Excellent steep continuous paddle, watch out for trees and a wire across the river.
Putin · Takeout
This flows into the Ogwen at Bethesda from the south-west. Putin at a small bridge at the top of a steep road up to Mynydd Llandegai. Takeout at the small reservoir, a tunnel downstream makes proceeding to the Ogwen not worthwhile.
Rainchasers is best experienced as an app.