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Table 2

Grade of each index

OrderEvaluation indexUnitV1V2V3
Available amount of water resources per capita m3/person >550 550–400 <400 
Utilization rate of water resource <50 50–80 >80 
Water supply per capita m3/person >330 330–240 <240 
Modulus of water supply 10 k m3/km2 <1 1–15 >15 
Irrigation rate of cultivated land <40 40–80 >80 
Quota of domestic water demand L/person · day <80 80–130 >130 
Population density Person /km2 <300 300–800 >800 
Water demand per 10, 000 Yuan industrial output value m3/10 k yuan (¥) <20 20–100 >100 
Water use rate of the ecological environment >6 2–6 <2 
OrderEvaluation indexUnitV1V2V3
Available amount of water resources per capita m3/person >550 550–400 <400 
Utilization rate of water resource <50 50–80 >80 
Water supply per capita m3/person >330 330–240 <240 
Modulus of water supply 10 k m3/km2 <1 1–15 >15 
Irrigation rate of cultivated land <40 40–80 >80 
Quota of domestic water demand L/person · day <80 80–130 >130 
Population density Person /km2 <300 300–800 >800 
Water demand per 10, 000 Yuan industrial output value m3/10 k yuan (¥) <20 20–100 >100 
Water use rate of the ecological environment >6 2–6 <2 
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