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GEF Ningbo Cixi Wetland Project

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Water Quality Standards

Class 1A in " Pollutant Discharge Standard of Town Wastewater Treatment Plant " B18918 2002

Water Quality Standards of the Influent and Effluent of the Constructed Wetlands

Parameter
COD
BOD5
SS
TN
NH3-N
YP
大肠菌
(个/L)
Influent
60
20
20
20
8
1.2
104
Effluent
50
10
10
15
5
0.5
103