A Coupled Model of the 1D River Network and 3D Estuary Based on Hydrodynamics and Suspended Sediment Simulation

Table 2

The water flux and the diversion ratio at the two main joints in the Pearl River network: (a) Makou and Sanshui and (b) Tianhe and Nanhua (unit: ×10⁸ m³).

Bathymetry	1999
Station	Makou	Sanshui	Tianhe	Nanhua
Annual water flux	2132		1521
Wet	1185 [73.4%]	406 [78.3%]	598 [72.5%]	515 [74.0%]
Diversion ratio	74.5%	25.5%	53.7%	46.3%
Dry	429 [26.6%]	112 [21.7%]	227 [27.5%]	181 [26.0%]
Diversion ratio	79.3%	20.7%	55.6%	44.4%
Annual	1614 [100%]	518 [100%]	825 [100%]	696 [100%]
Diversion ratio	75.7%	24.3%	54.2%	45.8%