5.1 Water Resource Allocation in China
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3. Control indicators of key sections
3.1 Discharge requirements
The Wangjiaba, Bengbu, and Xiaoliuxiang are defined as the control
sections for the river basin’s water resource allocation. The control
indicators are in Table 5.2.
Table 5.2 The discharge volume control indicators of key sections in 2030 of Huai River
Section
Inflow frequency Natural runoff (billion m 3 ) Discharge (billion m 3 )
Wangjiaba
50%
9.90
6.69
75%
5.83
2.76
95%
2.70
1.01
Annual average
10.18
7.05
Bengbu
50%
28.66
18.29
75%
19.24
9.78
95%
10.94
4.69
Annual average
30.49
19.76
Xiaoliuxiang 50%
30.60
18.90
75%
18.92
10.18
95%
9.06
4.88
Annual average
32.78
20.58
Source Huai River Water Resources Commission
Permission granted by Huai River Water Resources Commission on its website subject to
proper citation.
The outflow from Henan Province is verified by the monitored runoff at
the Wangjianba Hydrological Station. The outflow from Anhui Province is
verified via the monitored runoff at the Xiaoliuxiang Hydrological Station.
3.2 The minimum discharge control indicator
The Wangjiaba, Bengbu, Xiaoliuxiang, and the Hongze Lake are defined
as the control sections for minimum discharge. The minimum instream
discharge control indicators are in Table 5.3.
Table 5.3 Minimum instream discharge control indicators for key sections at Huai River
Section
Minimum discharge(m 3 /s)
Water table (m)
Wangjiaba
16.14
–
Bengbu
48.35
–
Xiaoliuxiang
48.35
–
Hongze Lake
–
11.11
Source Huai River Water Resources Commission
Permission granted by Huai River Water Resources Commission on its website subject to
proper citation.