IWA Publishing

Table 1

Water balance table (unit: 10⁴ m³/d)

Period	Module	River feeding	Rainfall infiltration	Seawater supply	Increase in reserves	Total supply	Drain to the river	Well exploitation	Evaporation	Drain into seawater	Drainage ditch	Reduced reserves	Total excretion	Difference between the supply and excretion
Rainy season	SFR	3.08	11.3	0.39	6.01	20.79	2.66	8.39	8.97	0.04	0.4	0.33	20.79	0.0032
	RIV	2.83	11.41	0.57	5.11	19.91	5.73	7.4	6.53	0.02	0.21	0.03	19.92	−0.0003
	CHD	7.55	11.48	0.21	5.56	24.8	5.67	10.82	7.37	0.05	0.15	0.73	24.8	0.0004
Normal season	SFR	2.39	9.98	0.4	4.19	16.96	2.3	7.4	6.95	0.04	0.16	0.11	16.96	−0.0055
	RIV	1.77	9.93	0.57	3.38	15.66	3.57	7	4.98	0.02	0.07	0.02	15.65	0.0034
	CHD	9.46	9.44	0.22	3.25	22.36	5.78	9.24	7.15	0.05	0.05	0.08	22.35	0.0124
Dry season	SFR	2.27	9.68	0.4	3.37	15.72	2.4	7.05	5.77	0.04	0.15	0.3	15.72	−0.0001
	RIV	1.42	9.38	0.57	2.91	14.28	2.85	6.77	4.54	0.02	0.06	0.05	14.28	−0.0048
	CHD	9.99	8.98	0.22	1.48	20.67	4.72	8.8	6.93	0.05	0.04	0.13	20.68	−0.007

Period	Module	River feeding	Rainfall infiltration	Seawater supply	Increase in reserves	Total supply	Drain to the river	Well exploitation	Evaporation	Drain into seawater	Drainage ditch	Reduced reserves	Total excretion	Difference between the supply and excretion
Rainy season	SFR	3.08	11.3	0.39	6.01	20.79	2.66	8.39	8.97	0.04	0.4	0.33	20.79	0.0032
	RIV	2.83	11.41	0.57	5.11	19.91	5.73	7.4	6.53	0.02	0.21	0.03	19.92	−0.0003
	CHD	7.55	11.48	0.21	5.56	24.8	5.67	10.82	7.37	0.05	0.15	0.73	24.8	0.0004
Normal season	SFR	2.39	9.98	0.4	4.19	16.96	2.3	7.4	6.95	0.04	0.16	0.11	16.96	−0.0055
	RIV	1.77	9.93	0.57	3.38	15.66	3.57	7	4.98	0.02	0.07	0.02	15.65	0.0034
	CHD	9.46	9.44	0.22	3.25	22.36	5.78	9.24	7.15	0.05	0.05	0.08	22.35	0.0124
Dry season	SFR	2.27	9.68	0.4	3.37	15.72	2.4	7.05	5.77	0.04	0.15	0.3	15.72	−0.0001
	RIV	1.42	9.38	0.57	2.91	14.28	2.85	6.77	4.54	0.02	0.06	0.05	14.28	−0.0048
	CHD	9.99	8.98	0.22	1.48	20.67	4.72	8.8	6.93	0.05	0.04	0.13	20.68	−0.007