Assessment of Bacteriological Quality and Physiochemical Parameters of Domestic Water Sources in Jenin Governorate: A Case Study

Table 8

The concentrations of heavy metals in water samples in the study area.

Metal	Average concentration (μg/L)	WHO limit (μg/L)	Palestinian limit (μg/L)	Samples over MCL of PSI (%)
Al	2.79 − 54.13	17.20 ± 16.67	200	0
Zn	20.7 ± 18.2	3000	5000	0
Fe	2.74 ± 2.98	NA	300	0
Pb	0	10	10	0
Cr	0.03 ± 0.091	50	50	0
Ag	0	50	50	0
Cu	6.47 ± 28.21	2000	1000	0