Jambyl Region
The Ak-Suu or Aq-Suu ( , "Aqsū", both meaning "white water") is a river running through mostly Moskva District, Chuy Region, Kyrgyzstan and Shu District, Jambyl Region, Kazakhstan. It is long, and has a drainage basin of . It takes its rise on the northern slope of the Kyrgyz Ala-Too, and it runs through the Narzan Valley north into the Chuy Valley and through the city of Belovodskoye, which is named after it. It flows into the Chu (left tributary) in southern Kazakhstan.