Table 2.

Mean Geochemical Values and Physical Parameters of the Groundwater of the Study Area (n = 15) (mg/L)

Elements	Mean concentration	WHO (2012)	T°C	pH	EC	TDS	Depth to water table (m)
Cu	1.22	2	32	8.3	0.5	0.2	27.6
Cd	0.003	0.003	32	8.7	0.3	0.1	37.4
As	0.13	0.01	34	9.2	0.2	0.1	42.4
Pb	0.38	0.01	33	7.5	0.4	0.2	57.7
Zinc	10.8	75–200	30	8.2	0.1	0.1	34.5
Fe	0.05	0.3	32	9.2	0.4	0.7	23.3
Ca2+	8.87	75–200	31	8.7	0.06	0.3	36.3
Mg2+	10.43	150	33	8.4	0.4	0.2	23.6
Na+	10.8	200	34	8	1.3	0.6	8
K+	29.94	12	35	8.1	1	0.5	28.9
SO42−	6.88	400	32	8.8	0.4	0.2	12
NO3−	7.15	50	34	8.2	0.3	0.1	52
Cl−	25.32	250	30	7.9	0.3	0.1	64.9
CO32−	104	240	29	9	0.1	0	51.9
HCO3	278.57	500	28	9	0.7	0.3	18.4
WHO35			27	6.5–9.2	300	500

Abbreviations: Ca²⁺, calcium(2+), Cu, copper; Mg²⁺, magnesium(2+); Na⁺, sodium(1+); SO₄²⁻, sulfate(2−); NO³⁻ nitrate(1−); Cl⁻, chlorine(l-); CO₃²⁻,carbonate; HCO₃,bicarbonate; T°C, temperature; EC, electrical conductivity; WHO, World Health Organization.