Water Quality Assessment of the Semenyih River, Selangor, Malaysia

Table 1

The factor loadings after varimax rotation of the water quality data.

W.Q. parameters	Factors
	F 1	F 2	F 3
Temperature	0.94	0.14	0.26
pH	0.18	0.18	0.86
Cond	0.86	0.48	0.15
DO	−0.89	−0.38	−0.17
TDS	0.89	0.39	0.17
SO4	0.78	0.45	0.42
NO3	−0.04	0.86	0.34
PO4	0.54	0.62	0.53
TUR	0.81	0.46	0.29
NH3N	0.87	0.32	0.32
BOD	0.51	0.81	0.14
COD	0.86	0.34	0.37
TSS	0.93	0.15	0.32
TH	0.52	0.17	0.80
OG	0.61	0.65	−0.13
FC	0.94	−0.02	0.26
Variance %	55.93	21.65	16.47
Cumulative %	55.93	77.58	94.05