Hydrogeochemistry of Surface and Ground Water in Alatening Village, Northwest Region, Cameroon

Table 8

Results of heavy metal content.

Samples	Fe^2+ (mg/L)	Zn^2+ (mg/L)	Pb^2+ (mg/L)	Cu^2+ (mg/L)	Al^3+ (mg/L)	AS^2+ (mg/L)	Mn^2+ (mg/L)
SA	0.9 ± 1.4	1. 0 ± 0.04	0.02 ± 0.00	0.265 ± 0.13	0.37 ± 0.08	0.21 ± 0.02	0.275 ± 0.15
SN	0.765 ± 1.07	0.855 ± 0.05	0.03 ± 0.04	0.225 ± 0.01	0.415 ± 0.07	0.24 ± 0.02	0.125 ± 0.03
SF	0.715 ± 0.97	1.83 ± 1.34	0.025 ± 0.01	0.365 ± 0.27	0.395 ± 0.01	0.215 ± 0.03	0.43 ± 0.06
NLS	0.02 ± 0.00	0.02 ± 0.00	0.006 ± 0.08	0.015 ± 0.01	0.01 ± 0.02	0.025 ± 0.01	0.005 ± 0.01
KK	0.005 ± 0.01	0.025 ± 0.01	0.006 ± 0.08	0.015 ± 0.01	0.01 ± 0.02	0.025 ± 0.01	0.015 ± 0.01
WHO	0.3	3	0.01	2	0.2	0.06	0.05

Values presented are expressed as mean values ± standard deviation (n = 5).