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Table 1

Parameters of pollutant accumulation and wash-off model on the underlying surface

Type of land use on the underlying surfaceModel typeParametersCODTNTP
Roof Index model Maximum accumulation (kg/hm290 0.6 
Cumulative rate constant 
Performance curve model Wash-off coefficient 20 1.5 0.2 
Wash-off index 1.4 1.4 1.4 
Land cleaning efficiency (%) 
Square Index model Maximum accumulation (kg/hm2180 0.6 
Cumulative rate constant 
Performance curve model Wash-off coefficient 60.4 1.5 0.07 
Wash-off index 1.2 1.2 1.4 
Land cleaning efficiency (%) 70 70 70 
Green space Index model Maximum accumulation (kg/hm245 0.4 
Cumulative rate constant 
Performance curve model Wash-off coefficient 30.45 0.07 
Wash-off index 1.2 1.2 1.2 
Land cleaning efficiency (%) 
Road Index model Maximum accumulation (kg/hm2180 0.6 
Cumulative rate constant 
Performance curve model Wash-off coefficient 30 0.8 0.17 
Wash-off index 1.2 1.2 1.2 
Land cleaning efficiency (%) 70 70 70 
Type of land use on the underlying surfaceModel typeParametersCODTNTP
Roof Index model Maximum accumulation (kg/hm290 0.6 
Cumulative rate constant 
Performance curve model Wash-off coefficient 20 1.5 0.2 
Wash-off index 1.4 1.4 1.4 
Land cleaning efficiency (%) 
Square Index model Maximum accumulation (kg/hm2180 0.6 
Cumulative rate constant 
Performance curve model Wash-off coefficient 60.4 1.5 0.07 
Wash-off index 1.2 1.2 1.4 
Land cleaning efficiency (%) 70 70 70 
Green space Index model Maximum accumulation (kg/hm245 0.4 
Cumulative rate constant 
Performance curve model Wash-off coefficient 30.45 0.07 
Wash-off index 1.2 1.2 1.2 
Land cleaning efficiency (%) 
Road Index model Maximum accumulation (kg/hm2180 0.6 
Cumulative rate constant 
Performance curve model Wash-off coefficient 30 0.8 0.17 
Wash-off index 1.2 1.2 1.2 
Land cleaning efficiency (%) 70 70 70 
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