It runs across the Lima Puluh Kota and Kampar regencies, then meets the Kampar Kiri River, which is almost equal in size, in the area of Langgam (Pelalawan Regency).

After the confluence, it is called the Kampar River until discharging into the Malacca Strait.

[1][2] The river flows in the central area of Sumatra with predominantly tropical rainforest climate (designated as Af in the Köppen-Geiger climate classification).

The warmest month is October, when the average temperature is around 26 °C, and the coldest is November, at 22 °C.

[5] Researchers found in the Kampar Kanan River the abundance of bivalves, such as Anadonta woodiana (11/m2), Corbicula moltkiana (33/m2), Hyriopsis sp (4/m2), Pilsbryconcha exilis (10/m2) and Rectidens sp (3/m2),[6] as well as gastropods, such as Melanoides granifera (20/m2), Melanoides tubercullata (120/m2), Bellamya sp (45/m2), Brothia sp (28/m2), Pila ampullacea (25/m2) and Thiara scabra (4/m2).