| Parameters | P1 | P2 |
| Fe (µg/L) | 321 87 - 598 | Nd |
| Cu (µg/L) | 1041 16 - 3932 | 194.2 7 - 864 |
| Zn (µg/L) | 30.83 3 - 56 | 28.83 17 - 39 |
| Cd (µg/L) | 60 7 - 158 | 31 4 - 132 |
| Pb (µg/L) | 764 nd - 764 | 502 nd - 502 |
| Ni (µg/L) | 51.33 3 - 103 | 64 nd - 64 |
| Co (µg/L) | 48.5 44 - 53 | 44 nd - 44 |