Table 6 Future local water availability change compared with the historical period of the Han River basin (billion m3).

From: Adaptive optimal allocation of water resources response to future water availability and water demand in the Han River basin, China

Area

Flood season

Non-flood season

Annual

Historical

RCP4.5

Change rate

Historical

RCP4.5

Change rate

Historical

RCP4.5

Change rate

The upper reach

46.88

56.06

19.57%

14.58

12.27

− 15.88%

36.88

38.82

5.26%

The Tangbai river reach

7.04

7.25

3.05%

1.58

1.57

− 0.82%

5.17

5.32

2.82%

The middle and lower reaches

15.15

16.69

10.16%

5.62

5.55

− 1.25%

12.46

12.81

2.81%

Sum

69.07

79.80

15.54%

21.78

19.56

− 10.21%

54.51

56.94

4.47%