Sample Area | Na+ (mg/L) | Ca2+ (mg/L) | Ba2+ (mg/L) | Sulphate ( | Phosphate ( | Cyanide (CN−) (mg/L) |
Agbor Obi | 0.27 | 1.45 | BD | 0.56 | 0.11 | BD |
BB Agbor | 0.35 | 2.29 | BD | 0.73 | 0.13 | BD |
BB Owa | 0.22 | 1.82 | BD | 0.42 | 0.07 | BD |
Owa-Alero | 0.18 | 1.24 | BD | 0.55 | 0.07 | BD |
Alihame | 0.25 | 1.30 | BD | 0.61 | 0.09 | BD |
Range | 0.18 - 0.35 | 1.24 - 2.29 | NA | 0.42 - 0.73 | 0.07 - 0.13 | NA |
Mean | 0.25 | 1.62 | NA | 0.57 | 0.09 | NA |
WHO | 200 | 75 | 0.3 | 500 | - | 0.07 |