| Sample Location | As | Cd | Cr | Cu | Co | Fe | Mn | Ni | Pb | Zn | ΣHQ = HI |
| Vwei1 | 0 | 0 | 7.733 × 10−2 | 3.00 × 10−3 | 1.036 × 10−2 | 1.531 × 10−2 | 2.094 × 10−2 | 7.20 × 10−3 | 2.514 × 10−2 | 6.133 × 10−3 | 1.654 × 10−1 |
| Vwei2 | 0 | 0 | 9.867 × 10−2 | 4.40 × 10−3 | 8.60 × 10−3 | 2.491 × 10−2 | 1.647 × 10−2 | 7.60 × 10−3 | 3.886 × 10−2 | 4.773 × 10−3 | 2.043 × 10−1 |
| Bisichi1 | 0 | 0 | 4.053 × 10−1 | 2.40 × 10−3 | 4.56 × 10−3 | 2.469 × 10−2 | 8.554 × 10−3 | 3.08 × 10−2 | 2.743 × 10−2 | 3.707 × 10−3 | 5.075 × 10−1 |
| Bisichi2 | 0 | 0 | 7.733 × 10−2 | 2.20 × 10−3 | 4.84 × 10−3 | 8.914 × 10−3 | 3.434 × 10−3 | 6.00 × 10−3 | 2.971 × 10−2 | 1.171 × 10−1 | 2.495 × 10−1 |
| Bisichi3 | 0 | 0 | 6.933 × 10−2 | 4.20 × 10−3 | 3.92 × 10−3 | 3.074 × 10−2 | 2.087 × 10−2 | 8.00 × 10−3 | 1.60 × 10−2 | 5.013 × 10−3 | 1.581 × 10−1 |
| Rassa1 | 0 | 0 | 6.667 × 10−2 | 2.00 × 10−3 | 1.04 × 10−2 | 7.314 × 10−3 | 2.826 × 10−2 | 6.800 × 10−3 | 0 | 5.44 × 10−3 | 1.269 × 10−1 |
| Rassa2 | 0 | 0 | 5.60 × 10−2 | 3.40 × 10−3 | 6.08 × 10−3 | 2.103 × 10−2 | 2.431 × 10−2 | 6.00 × 10−3 | 1.143 × 10−2 | 1.165 × 10−2 | 1.400 × 10−1 |
| Rassa3 | 0 | 0 | 1.653 × 10−1 | 1.442 × 10−1 | 1.08 × 10−3 | 1.611 × 10−2 | 6.446 × 10−3 | 1.520 × 10−2 | 8.00 × 10−2 | 1.859 × 10−2 | 4.470 × 10−1 |
| Dunduma | 0 | 0 | 7.733 × 10−2 | 7.20 × 10−3 | 2.938 × 10−1 | 1.125 × 10−2 | 7.509 × 10−3 | 8.00 × 10−3 | 1.371 × 10−2 | 2.720 × 10−3 | 5.227 × 10−1 |
| Dalor | 0 | 0 | 9.067 × 10−2 | 3.680 × 10−2 | 3.472 × 10−2 | 3.154 × 10−2 | 4.263 × 10−3 | 6.800 × 10−3 | 2.971 × 10−2 | 6.560 × 10−3 | 2.411 × 10−1 |
| Zat1 | 0 | 0 | 6.933 × 10−2 | 2.80 × 10−3 | 1.044 × 10−2 | 7.817 × 10−2 | 2.847 × 10−2 | 7.20 × 10−3 | 2.743 × 10−2 | 7.013 × 10−3 | 2.309 × 10−1 |
| Zat2 | 0 | 0 | 5.333 × 10−2 | 1.40 × 10−3 | 2.76 × 10−3 | 1.223 × 10−2 | 9.097 × 10−3 | 4.00 × 10−3 | 6.857 × 10−3 | 2.213 × 10−3 | 9.189 × 10−2 |
| Sabon layi | 0 | 0 | 1.147 × 10−1 | 1.634 × 10−1 | 1.12 × 10−3 | 7.703 × 10−2 | 1.210 × 10−2 | 1.96 × 10−2 | 8.229 × 10−2 | 1.048 × 10⁻2 | 4.807 × 10−1 |
| Nding | 0 | 0 | 7.20 × 10−2 | 2.20 × 10−3 | 4.36 × 10−3 | 9.50 × 10−2 | 5.589 × 10−2 | 7.20 × 10−3 | 1.371 × 10−2 | 4.907 × 10−3 | 2.552 × 10−1 |
| Kassa | 2.933 × 10−2 | 9.60 × 10−3 | 9.333 × 10−2 | 3.20 × 10−3 | 1.04 × 10−3 | 1.20 × 10−2 | 9.579 × 10−2 | 1.280 × 10−2 | 9.371 × 10−2 | 7.253 × 10−3 | 3.581 × 10−1 |
| Rayogot | 0 | 0 | 7.467 × 10−2 | 7.60 × 10−3 | 1.128 × 10−2 | 1.166 × 10−2 | 1.603 × 10−2 | 7.20 × 10−3 | 9.143 × 10−3 | 3.573 × 10−3 | 1.412 × 10−1 |
| Rachess | 0 | 0 | 6.933 × 10−2 | 2.64 × 10−2 | 3.36 × 10−3 | 2.673 × 10−1 | 4.225 × 10−2 | 1.20 × 10−2 | 6.857 × 10−2 | 1.003 × 10−2 | 4.992 × 10−1 |
| Chit | 0 | 0 | 1.173 × 10−2 | 8.20 × 10−3 | 8.40 × 10−4 | 4.914 × 10−3 | 1.614 × 10−2 | 5.60 × 10−3 | 2.057 × 10−2 | 4.80 × 10−3 | 1.784 × 10−1 |
| Heipang | 0 | 0 | 1.44 × 10−1 | 3.68 × 10−2 | 1.40 × 10−3 | 2.629 × 10−3 | 6.860 × 10−4 | 1.16 × 10−2 | 2.286 × 10−2 | 6.88 × 10−3 | 2.269 × 10−1 |
| Pwamol | 0 | 1.44 × 10−2 | 5.60 × 10−2 | 1.08 × 10−2 | 2.44 × 10−3 | 1.029 × 10−3 | 9.217 × 10−3 | 2.80 × 10−2 | 3.886 × 10−2 | 2.776 × 10−2 | 1.885 × 10−1 |
| Ban | 0 | 0 | 1.467 × 10−1 | 2.38 × 10−2 | 2.656 × 10−2 | 5.829 × 10−3 | 1.429 × 10−2 | 1.12 × 10−2 | 9.371 × 10−2 | 4.693 × 10−3 | 3.268 × 10−1 |
| Yow | 0 | 0 | 6.133 × 10−2 | 8.46 × 10−2 | 3.60 × 10−3 | 2.503 × 10−2 | 7.229 × 10−3 | 8.00 × 10−3 | 2.903 × 10−1 | 4.456 × 10−2 | 5.246 × 10−1 |
| Kuru Jenta | 0 | 0 | 6.667 × 10−2 | 3.00 × 10−2 | 1.736 × 10−2 | 4.80 × 10−3 | 1.334 × 10−2 | 4.00 × 10−3 | 9.143 × 10−3 | 1.760 × 10−3 | 1.471 × 10−1 |