Table 1

Characteristics of raw water and treated water in Jiaxing DWTP during the study

ParameterSummer (2018/5/19–2018/7/20)
Winter (2018/11/09–2018/12/11)
Raw water (average)Treated water (average)Raw water (average)Treated water (average)
Color (Pt-Co units) 31 <5 31 <5 
Turbidity (NTU) 26.02 0.03 34.94 0.05 
Alkalinity (mg/L) 105.6 99.7 110.3 103.6 
Hardness (mg/L) 154.2 148.5 162.1 165.2 
CODMn (mg/L) 5.2 1.3 4.5 1.5 
pH 7.5 7.1 7.2 7.1 
DOC (mg/L) 4.1 1.4 3.9 1.4 
Water temperature (°C) 29 29 16 16 
ParameterSummer (2018/5/19–2018/7/20)
Winter (2018/11/09–2018/12/11)
Raw water (average)Treated water (average)Raw water (average)Treated water (average)
Color (Pt-Co units) 31 <5 31 <5 
Turbidity (NTU) 26.02 0.03 34.94 0.05 
Alkalinity (mg/L) 105.6 99.7 110.3 103.6 
Hardness (mg/L) 154.2 148.5 162.1 165.2 
CODMn (mg/L) 5.2 1.3 4.5 1.5 
pH 7.5 7.1 7.2 7.1 
DOC (mg/L) 4.1 1.4 3.9 1.4 
Water temperature (°C) 29 29 16 16 
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