Sample No. | Al3+ | Fe3+ | Cr | Mn2+ | Cu2+ | Pb2+ | Mo2+ | Zn2+ | B3+ | Ni3+ |
Surface water | ||||||||||
4 | 0.5075 | 1.888 | 0.0037 | 0.2359 | Nil | 0.0094 | 0.0012 | 0.021 | Nil | 0.0031 |
Groundwater | ||||||||||
2 | 0.3236 | 0.156 | Nil | 0.1038 | Nil | 0.00029 | 0.002 | 0.172 | Nil | 0.0046 |
3 | Nil | Nil | 0.0034 | 0.1523 | Nil | 0.0443 | 0.0042 | Nil | Nil | 0.0027 |
5 | Nil | Nil | 0.0422 | 0.3193 | Nil | Nil | 0.0228 | 0.142 | 0.8242 | 0.0014 |
6 | Nil | 0.138 | 0.007 | 0.0661 | Nil | Nil | 0.0256 | 0.017 | 0.137 | Nil |
7 | Nil | 1.639 | 0.0186 | 2.212 | Nil | Nil | 0.0002 | 0.0048 | 1.133 | Nil |
8 | 0.21 | 6.119 | 0.0107 | 1.857 | 0.0057 | Nil | 0.003 | Nil | Nil | 0.0028 |
9 | Nil | Nil | 0.0102 | 0.4344 | Nil | Nil | 0.0019 | Nil | Nil | 0.11 |
10 | Nil | 0.1448 | 0.0072 | 0.3626 | Nil | Nil | 0.0045 | Nil | Nil | 0.0038 |
11 | 0.0471 | 0.936 | 0.0073 | 2.116 | 0.0202 | Nil | 0.17 | Nil | 0.0348 | 0.274 |
12 | 0.2138 | 0.534 | 0.004 | 0.572 | Nil | Nil | 0.0033 | 0.0014 | Nil | 0.0035 |
13 | Nil | 0.0037 | 0.007 | 0.8175 | Nil | Nil | 0.0014 | Nil | Nil | 0.0036 |
14 | Nil | 0.5455 | 0.0073 | 1.653 | Nil | Nil | 0.0077 | Nil | 0.0805 | 0.001 |
15 | Nil | 0.3321 | 0.0093 | 0.9412 | Nil | Nil | 0.0106 | Nil | 0.0305 | Nil |
Permissible levels | 0.2 | 0.3 | 0.001 | 0.4 | 2 | 0.01 | 0.07 | 5 | 0.5 | 0.2 |