Vulnerability Assessment and Application of Bacterial Technology on Urban Rivers for Pollution Eradication

Table 5

Eigenvalues and vector on correlation matrix of water quality variables in FSR and XXR.

Parameters	FSR components			XXR components
	1	2	3	1	2	3
pH	0.727	−0.089	−0.076	0.628	−0.086	−0.186
Temperature	0.463	−0.345	0.035	0.842	−0.324	0.112
DO	0.143	0.517	−0.062	0.317	0.928	−0.023
COD	0.144	0.837	0.162	0.213	0.532	−0.864
TN	0.063	−0.093	0.745	0.171	−0.271	0.868
TP	0.157	−0.053	0.827	0.147	−0.138	0.914
	0.241	−0.104	0.771	−0.139	0.034	0.875
Eigenvalue	4.23	2.42	1.13	5.09	1.15	0.51
Variability %	60.37	20.23	16.12	72.66	16.49	7.32
Cumulative	60.37	80.60	96.72	72.66	89.15	96.47