[1] It is one of the major rivers which flow into the Strait of Macassar.

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

[3] The annual average temperature in the area is 24 °C.

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

[4] The average annual rainfall is 2500 mm.