Table 1.

Urbanization-WRS indicator system.

System	Subsystem	Indicators	Unit	Type
Urbanization	Demographic urbanization	C1 Urban population density	Person/km2	+
		C2 Non-agricultural population rate	%	+
		C3 Population growth rate	‰	+
	Economic urbanization	C4 Per capita financial revenue	104 Yuan/person	+
		C5 Per capital GDP	104 Yuan/person	+
		C6 Per capita investment in fixed assets	104 Yuan/person	+
	Social urbanization	C7 Per capita education funds	Yuan/person	+
		C8 Number of doctors per 104 people	/	+
		C9 Number of public transports per million people	/	+
	Spatial urbanization	C10 Dwelling area per capita	m2/person	+
		C11 Urban road area per capita	km2/person	+
		C12 Fixed asset investment growth rate	%	+
WRS	Pressure	D1 Water consumption for industrial production	109 m3	—
		D2 Water consumption of agricultural irrigation	109 m3	—
		D3 Household water consumption	109 m3	—
		D4 Urban sewage discharge	109 m3	—
	State	D5 Total volume of water resource	109 m3	+
		D6 Per capita water resource quantity	m3/person	+
	Effect	D7 Water producing coefficient	%	+
		D8 COD emissions	104 tons	—
		D9 Rate of standard river length	%	+
		D10 Groundwater supply rate	%	+
	Response	D11 Rate of water resources management investment to GDP	%	+
		D12 Rate of industrial wastewater up to discharge standard (RIWDS)	%	+
		D13 Urban water reuse rate	%	+
		D14 Urban water supply rate	%	+