The northern source of the Yellow River originated from Zaqu at the southern foot of Chahasila Mountain, a branch of the Bayan Hara Mountains on the Qinghai-Tibet Plateau. The Southern source originated from Kajiqu at the northern foot of the various Yashan Mountains of the Bayan Hara Mountains, and the Western source originated from the Argumentary Zongliequ at the Western foot of the Star Hara Mountains.