The mean discharge on the rapid is 90 cubic metres per second (3,200 cu ft/s).
The natural catch species are grayling, brown trout, ide, pike and whitefish.
Stocked species are freshwater salmon, whitefish, brown trout and grayling.
During the last few years the biggest lake trout caught from the rapid have weighed about 5 kilograms (11 lb).
[2] In Kuusaankoski there is also a lock of the Keitele Canal, a bridge, scenic views, lodging, restaurants, and other services.