ID Sub basins Closed basins Abbreviations Annual Precipitation (mm) Coefficient of variation Annual AET (mm)
1 Amu Darya River Aral Sea basin ASB 326.4 0.68 331.0
2 Syr Darya River
3 Balkhash Lake basin Balkhash Lake basin BLB 381.5 0.46 387.2
4 Eastern Caspian Sea Caspian Sea basin CSB 578.1 0.21 587.7
5 Caspian Sea
6 Ural River basin
7 Volga River basin
8 Southwest Caspian Sea
9 Chu-Talas Rivers Issyk-Kul Sarysu basin ISB 365.6 1.05 373.3
10 Issyk-Kul Lake basin
11 Sarysu River
12 Gansu Hexi Corridor basin Gansu Hexi Corridor basin GHCB 153.3 1.22 154.4
13 Helmand River basin Helmand River basin HRB 182.8 1.10 187.3
14 Inner Mongolia Plateau basin Inner Mongolia Plateau basin IMPB 216.8 0.98 218.4
15 Iran inland river basin Iran inland river basin IIRB 188.1 0.52 194.2
16 Junggar basin Junggar basin JB 189.7 0.61 196.2
17 Monglia Plateau lake basin Monglia Plateau lake basin MPLB 181.6 0.98 181.8
18 Monglia Plateau inland river basin Monglia Plateau inland river basin MPIRB 151.3 1.21 152.3
19 Qaidam basin Qaidam basin QB 147.8 1.10 142.4
20 Qiangtang Plateau basin Qiangtang Plateau basin QPB 264.8 1.34 266.7
21 Tarim River basin Tarim River basin TaRB 112.9 0.87 115.5
22 Turgay River basin Turgay River basin TuRB 316.7 0.55 320.9
23 Turpan basin Turpan basin TB 86.2 0.90 91.0