[1] It is part of the Great Lakes Basin, and is a left tributary of the Burnt River.

The river flows begins at an unnamed lake in geographic Dudley Township[2] in the municipality of Dysart et al, just southwest of the southern tip of Algonquin Provincial Park.

It flows south, passes under Ontario Highway 118, then turns southwest, and passes over the High Falls.

It continues southwest, passes into the municipality of Minden Hills, heads past the community of Irondale, and reaches its mouth at the Burnt River, northeast of the community of Kinmount.

This article related to a river in Ontario, Canada is a stub.