Evaluation of Groundwater for Arsenic Contamination Using Hydrogeochemical Properties and Multivariate Statistical Methods in Saudi Arabia

Table 2

Trace element data for Al-Kharj groundwater forming the characteristic of aquifers spread in an area of 50 sq. Km.

S/N	Li	Sb	Mn	[As]tot	Fe	B
	(mg/L)	(mg/L)	(μg/L)	(μg/L)	(μg/L)	(mg/L)
AGW01	0.049	0.012	6	31	129	0.0252
AGW02	0.062	0.272	1	2	139	0.445
AGW03	0.071	0.317	2	6	89	0.349
AGW04	0.074	0.556	3	17	249	0.388
AGW05	0.138	1.053	3	14	93	1.833
AGW06	0.081	1.051	1	25	49	0.548
AGW07	0.074	0.861	3	23	65	0.752
AGW08	0.125	0.539	13	20	173	1.013
AGW09	0.137	0.372	1	31	88	2.272
AGW10	0.203	ND	11	55	76	2.056
AGW11	0.151	0.661	4	88	75	1.350
AGW12	0.103	0.413	7	122	203	0.284
AGW13	0.052	ND	1	73	56	0.257
AGW14	0.123	ND	3	38	85	0.702
AGW15	0.123	0.776	6	30	560	0.601
AGW16	0.062	0.440	1	27	67	0.293
AGW17	0.093	0.599	7	25	145	0.567
AGW18	0.091	0.595	2	15	60	0.446
AGW19	0.121	1.085	14	17	236	0.515
AGW20	0.009	0.406	2	16	68	0.459
AGW21	0.107	0.115	1	16	95	0.537
AGW22	0.085	0.155	1	17	95	0.537
AGW23	0.130	1.158	1	20	59	0.663
AGW24	0.140	0.089	ND	18	42	0.290
AGW25	0.114	0.107	4	22	69	0.532
AGW26	0.063	0.003	1	26	256	0.327
AGW27	0.210	0.003	5	75	151	4.254

*ND: below the detection level.