Modelling of Water Quality: An Application to a Water Treatment Process

Table 1

Raw water variables used for modelling and their correlations with residual Al and turbidity.

	Variable	Unit	Correlation with residual Al	Correlation with turbidity
1	pH of raw water		0.21	0.21
2	KMnO4 of raw water	mg/L O2	0.18	0.33
3	Hardness of raw water	mmol/L	0.27	0.22
4	Colour of raw water	Mg Pt	0.19	0.27
5	Conductivity of raw water	mS/m	0.34	0.38
6	Silicates on raw water	mg/L	0.35	0.28
7	Turbidity of raw water	NTU	0.07	0.06