Map
Here are the WHO drinking water limits for the contaminants:
Contaminant |
WHO Guideline Concentration (mg/l) |
Faecal Coliform |
0 |
Aluminium |
0.2 |
Ammonium |
Not of health concerns at levels found in drinking water |
Antimony |
0.02 |
Arsenic |
0.01 |
Barium |
1.3 |
Bromide |
6 |
Cadmium |
0.003 |
Calcium |
100-300 |
Chloride |
250 |
Chromium |
0.05 |
Copper |
2 |
Fluoride |
1.5 |
Iron |
2 |
Lead |
0.01 |
Magnesium |
Not of health concerns at levels found in drinking water |
Manganese |
0.4 |
Nickel |
0.07 |
Nitrate |
50 |
Nitrite |
3 |
Phosphate |
Not of health concerns at levels found in drinking water |
Potassium |
Not of health concerns at levels found in drinking water |
Sodium |
200 |
Strontium |
4 |
Sulphate |
500 |
Zinc |
Not of health concerns at levels found in drinking water |