| |
DWR CYMRU CYFYNGEDIG (WELSH WATER)
- Water Quality in Supply Zones
- DETERMINATIONS IN 1995
| | Contravening PCV |
| Parameter |
Total |
No |
% |
| Coliforms |
9,486 |
70 |
0.7 |
| Faecal Coliforms |
9,489 |
15 |
0.2 |
| Colour |
1,483 |
1 |
<0.1 |
| Turbidity |
1,542 |
3 |
0.2 |
| Odour |
1,812 |
7 |
0.4 |
| Taste |
1,778 |
11 |
0.6 |
| Hydrogen Ion |
1,538 |
6 |
0.4 |
| Nitrate |
1,230 |
0 |
0.0 |
| Nitrite |
1,664 |
69 |
4.1 |
| Aluminium |
1,828 |
30 |
1.6 |
| Iron |
2,949 |
122 |
4.1 |
| Manganese |
2,059 |
31 |
1.5 |
| Lead |
1,359 |
38 |
2.8 |
| PAH |
1,486 |
101 |
6.8 |
| Trihalomethanes |
1,133 |
15 |
1.3 |
| Individual Pesticides |
32,283 |
12 |
<0.1 |
| Other Parameters |
24,962 |
29 |
0.1 |
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|
Reviewed 1 October 1996 |
|