Table 4.
Mean values of the metals in the analyzed water samples for each selected community.
| Sampling Point |
Concentration (µg/L) | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Cr | Ni | As | Pb | Cd | Mn | Cu | Zn | Fe | |
| P1 | - | 5.22 | - | - | - | - | - | 154.50 | 107.9 |
| P2 | 2.09 | 20.39 | - | 1.99 | - | 528.6 | - | 53.55 | 54.3 |
| P3 | - | - | - | - | - | 2.66 | - | 45.20 | 104.0 |
| P4 | - | 3.07 | - | - | - | 47.26 | 15.00 | - | 87.2 |
| P5 | - | 2.42 | 1.97 | - | - | 14.26 | 25.00 | 40.10 | 95.8 |
| P6 | - | 4.32 | 3.57 | - | - | 276.9 | 73.67 | 128.83 | 615.5 |
| P7 | - | 2.71 | 4.83 | - | 0.18 | 16.40 | 21.50 | 36.30 | - |
| P8 | 2.13 | 2.79 | - | - | - | 49.8 | - | - | 137.5 |
| P9 | 1.09 | - | - | - | - | 6.46 | - | 25.20 | 112.9 |
| P10 | - | 2.09 | - | - | - | 12.15 | - | 32.80 | 342.7 |
| P11 | - | - | - | - | - | 7.84 | - | - | 357.5 |
| P12 | 1.91 | 3.28 | - | - | - | 18.40 | 12.00 | - | 452.5 |
| P13 | - | - | 2.68 | - | - | 12.14 | - | 23.50 | 67.3 |
| P14 | - | - | 3.19 | - | 0.11 | 10.51 | - | - | 100.0 |
| P15 | - | 2.62 | - | - | - | 7.80 | 17.00 | 44.20 | 197.1 |
| P16 | - | 5.40 | 3.10 | - | 0.39 | - | 22.50 | - | - |
| P17 | - | 2.83 | 3.18 | - | 0.11 | - | 20.50 | 33.80 | 50.0 |
| P18 | 1.43 | 5.50 | - | - | 0.17 | 9.92 | 26.67 | 40.53 | 121.1 |
| P19 | 2.13 | 3.07 | 2.94 | 1.61 | - | 5.25 | 24.50 | 92.15 | 122.4 |
| P20 | 0.79 | 11.12 | 3.85 | - | - | 68.25 | 25.00 | 79.10 | 327.9 |
| P21 | - | - | 7.23 | - | - | 660.9 | - | - | 227.1 |
| P22 | - | 2.25 | 5.98 | - | - | 526.9 | 11.50 | 28.10 | 499.6 |
| P23 | 8.24 | - | 5.12 | - | - | 9.95 | 20.00 | - | - |
| P24 | 1.54 | 6.64 | 8.62 | 1.67 | 0.17 | 192.0 | 14.50 | 90.63 | 185.9 |
| MAC * (µg/L) | 25 | 20 | 10 | 5 | 5 | 50 | 2000 | - | 200 |
“*” values taken from [11], “-” not detected.