| WHO standards for groundwater | 5 | 4 | 3 | 2 | 1 | Test Method | Test Parameter |
| 500 mg/L or less | 12,740 | 12,530 | 9930 | 10,420 | 9820 |
| TDS |
| 250 mg/L or less | 4246 | 4012 | 4139 | 3468 | 3191.40 | BS1377 Part3 1990 | Chloride |
| 400 mg/L or less | 2670 | 2645 | 2520 | 2478 | 2332.00 | BS1377 Part3 1990 | Sulfate |
| 50 mg/L or less | 42 | 42 | 44 | 43 | 43 | BS1377 Part3 1990 | Nitrate |
| 75 mg/L or less | 849.30 | 845.20 | 833.30 | 831.20 | 828.40 | ASTM D 511 | Calcium |
| 100 mg/L or less | 330.02 | 324.22 | 311.02 | 309.22 | 303.42 | ASTM D 511 | Magnesium |
| 35 mg/L or less | 4327.20 | 4320.50 | 4290.20 | 4280.50 | 4100.00 | Flame Photometric | Sodium |
| 2 mg/L or less | 36.50 | 34.40 | 33.70 | 33.00 | 32.00 | Flame Photometric | Potassium |
| 0.3 mg/L | <0.10 | <0.10 | <0.10 | <0.10 | <0.10 | ASTM D 1068 | Iron |
| 0.003 mg/L or less | 0.005 | 0.005 | 0.006 | 0.006 | 0.007 | APHA3120 | Cadmium |
| 0.05 mg/L or less | 0.530 | 0.534 | 0.536 | 0.538 | 0.539 | APHA3120 | Chromium |
| 40 mg/L or less | 0.33 | 0.36 | 0.40 | 0.41 | 0.36 | APHA3120 | Vanadium |
| 7 mg/L or less | 0.11 | 0.13 | 0.16 | 0.17 | 0.17 | Nano Photometric | Copper |
| 1.3 mg/L or less | 0.48 | 0.49 | 0.51 | 0.52 | 0.52 | Nano Photometric | Nickel |
| 20 mg/L or less | 0.59 | 0.60 | 0.63 | 0.68 | 0.64 | Nano Photometric | Zinc |
| 5 mg/L or less | 0.20 | 0.23 | 0.25 | 0.27 | 0.28 | APHA3120 | Aluminum |
| 50 mg/L or less | 0.19 | 0.21 | 0.23 | 0.24 | 0.24 | APHA3120 | Lithium |
| 1 mg/L or less | 0.01 | 0.01 | 0.02 | 0.02 | 0.02 | APHA3120 | Boron |
| 0.8 mg/L or less | 0.90 | 0.95 | 1.09 | 1.05 | 1.1 | APHA3120 | Fluoride |