| Sample location | Sample No | Des | Long | Lat | As mg/l | Co mg/l | Cd mg/l | Cr mg/l | Cu mg/l | Fe mg/l | Mn mg/l | Ni mg/l | Pb mg/l | Zn mg/l | Tem (˚C) | EC (µs/cm) | pH | TDS (ppm) |
| Vwei1 | GW1 | HDW | 8.8775 | 9.7231 | 0 | 1.0 × 10−3 | 0 | 2.9 × 10−3 | 1.5 × 10−3 | 1.34 × 10−1 | 3.67 × 10−2 | 1.8 × 10−3 | 1.1 × 10−3 | 2.3 × 10−2 | 23.3 | 365 | 6.5 | 168 |
| Vwei2 | GW2 | HDW | 8.8734 | 9.7216 | 0 | 1.59 × 10−3 | 0 | 3.7 × 10−3 | 2.2 × 10−3 | 2.18 × 10−1 | 2.88 × 10−2 | 1.9 × 10−3 | 1.7 × 10−3 | 1.79 × 10−2 | 23.6 | 160 | 6.6 | 102 |
| Bisichi1 | GW3 | HDW | 8.9034 | 9.7159 | 0 | 1.28 × 10−3 | 0 | 1.52 × 10−2 | 1.2 × 10−3 | 2.16 × 10−1 | 1.50 × 10−2 | 7.7 × 10−3 | 1.2 × 10−3 | 1.39 × 10−2 | 25.3 | 345 | 6.4 | 221 |
| Bisichi 2 | GW4 | HDW | 8.9081 | 9.7200 | 0 | 6.0 × 10−4 | 0 | 2.9 × 10−3 | 1.1 × 10−3 | 7.8 × 10−2 | 6.01 × 10−3 | 1.5 × 10−3 | 1.3 × 10−3 | 4.39 × 10−1 | 26.1 | 286 | 6.3 | 183 |
| Bisichi3 | GW5 | HDW | 8.9096 | 9.7134 | 0 | 9.4 × 10−4 | 0 | 2.6 × 10−3 | 2.1 × 10−3 | 2.69 × 10−1 | 3.65 × 10−2 | 2.0 × 10−3 | 7.0 × 10−4 | 1.88 × 10−2 | 26.3 | 209 | 6.5 | 134 |
| Rassa1 | GW6 | HDW | 8.9360 | 9.6974 | 0 | 1.49 × 10−3 | 0 | 2.5 × 10−3 | 1.0 × 10−3 | 6.4 × 10−2 | 4.95 × 10−2 | 1.7 × 10−3 | 0 | 2.04 × 10−2 | 31.9 | 412 | 6.0 | 264 |
| Rassa2 | GW7 | BH | 8.9285 | 9.6973 | 0 | 4.5 × 10−4 | 0 | 2.1 × 10−3 | 1.7 × 10−3 | 1.84 × 10−1 | 4.25 × 102 | 1.5 × 103 | 5.0 × 104 | 4.37 × 102 | 26.5 | 290 | 6.6 | 186 |
| Rassa3 | GW8 | BH | 8.9310 | 9.7071 | 0 | 6.3 × 10−4 | 0 | 6.2 × 10−3 | 7.21 × 10−2 | 1.41 × 10−1 | 1.13 × 10−2 | 3.8 × 10−3 | 3.5 × 10−3 | 6.97 × 10−2 | 26.2 | 220 | 6.0 | 141 |
| Dunduma | GW9 | HDW | 8.9099 | 9.6881 | 0 | 5.7 × 10−4 | 0 | 2.9 × 10−3 | 3.6 × 10−3 | 9.84 × 10−1 | 1.31 × 10−2 | 2.0 × 10−3 | 6.0 × 10−4 | 1.02 × 10−2 | 24.6 | 291 | 6.4 | 186 |
| Dalor | GW10 | BH | 8.8977 | 9.6888 | 0 | 2.2 × 10−4 | 0 | 3.4 × 10−3 | 1.84 × 10−2 | 2.76 × 10−1 | 7.46 × 10−3 | 1.7 × 10−3 | 1.3 × 10−3 | 2.46 × 10−2 | 26.5 | 772 | 6.2 | 494 |