[Retracted] Groundwater Suitability Evaluation Using Entropy Weightage Quality Index (EWQI) Model and Human Health Cancer Risk Assessment of Heavy Metal in Eastern India

Table 3

The analyzed data of groundwater quality variables.

Parameters	Min	Max	Avg	SD	BIS [24]
pH	7	8.1	7.55	0.31	6.5–8.5
EC	236	1369	554.72	333.57	—
TDS	236	1168	573.05	273.59	500-2000
F^-	0.21	0.96	0.55	0.25	1-1.5
Cl^-	31.12	228.3	91.46	59.32	250-1000
HCO3-	89	536	222.93	107.31	200-600
SO4^-2	12.6	85.3	42.33	21.83	200-400
NO3-	4.1	65.7	24.95	18.10	45
Ca^2+	22.6	130.6	70.66	30.63	75-200
Mg^2+	11.8	60.5	33.40	14.35	30-100
Na^+	12.5	42.3	25.68	9.51	200
K^+	3.6	18.6	8.46	4.33	12
Total hardness	105.66	578.58	307.54	121.71	200–600

All parameters are in mg/l, except EC(μS/cm) and pH has no unit.