The following table shows the typical analysis of water supplied by the wholesaler (Melbourne Water) from the reservoirs South East Water customers receive water from:
The table is applicable for all suburbs in South East Water's area of operations and is based on analyses between July 2001 and June 2006.
| pH (units) |
6.8 - 7.4 |
7.0 - 7.5 |
6.9 - 7.4 |
6.9 - 7.4 |
6.9 - 7.6 |
| Colour (Platinum Cobalt Units) |
8 |
3 |
2 |
4 |
2 |
| Turbidity (NTU) |
0.5 -1.9 |
0.1 - 2.1 |
0.1 - 0.7 |
0.3 - 2.8 |
0.1 - 0.7 |
| Specific Conductance |
53 |
59 |
122 |
63 |
134 |
| Iron |
0.08 |
0.04 |
0.01 |
0.06 |
0.02 |
| Manganese |
0.008 |
0.006 |
0.005 |
0.004 |
0.003 |
| Total Alkalinity (as CaCO3) |
12.5 |
14.5 |
12.5 |
* NGV |
|
| Aluminium |
0.06 |
0.02 |
0.02 |
0.05 |
0.05 |
| Arsenic |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
| Cadmium |
< 0.0005 |
< 0.0005 |
< 0.0005 |
< 0.005 |
< 0.005 |
| Calcium |
2.9 |
3.5 |
6.6 |
3.5 |
6.4 |
| Chloride |
6.0 |
7.7 |
18.5 |
8.1 |
24.1 |
| Chromium |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
| Copper |
0.096 |
0.015 |
0.005 |
0.017 |
0.011 |
| Cyanide |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
|
Haloacetic acids
- Chloroacetic acid |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
< 0.005 |
| - Dichloroacetic acid |
0.018 |
0.009 |
0.004 |
0.005 |
0.009 |
| - Trichloroacetic acid |
0.011 |
0.009 |
0.002 |
0.006 |
0.016 |
| Hardness |
12 |
14 |
25 |
14 |
24 |
| Fluoride |
0.91 |
0.90 |
0.91 |
0.97 |
0.93 |
| Iron |
0.08 |
0.04 |
0.01 |
0.06 |
0.02 |
| Lead |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
| Magnesium |
1.0 |
1.3 |
2.0 |
1.2 |
2.0 |
| Mercury |
< 0.0001 |
< 0.0001 |
< 0.0001 |
< 0.0001 |
< 0.0001 |
| Nickel |
< 0.002 |
< 0.002 |
< 0.002 |
< 0.002 |
< 0.002 |
| Nitrate (as N) |
0.19 |
0.15 |
0.39 |
0.10 |
0.07 |
| Potassium |
0.6 |
0.8 |
1.3 |
0.8 |
1.4 |
| Selenium |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
< 0.001 |
| Silica (molybdate reactive) |
7.4 |
6.3 |
6.0 |
7.0 |
4.3 |
| Sodium |
4.8 |
6.0 |
11.4 |
5.9 |
14.5 |
| Sulphate |
1.0 |
1.6 |
9.7 |
1.4 |
8.3 |
| Total Organic Carbon (T.O.C.) |
1.9 |
2.0 |
1.5 |
1.8 |
2.9 |
| Total Phosphorus |
0.05 |
0.02 |
0.03 |
0.03 |
0.07 |
| Total solids |
32 |
37 |
69 |
38 |
81 |
| Total THM |
0.016 |
0.025 |
0.026 |
0.013 |
0.033 |
| Zinc |
< 0.01 |
< 0.01 |
< 0.01 |
< 0.01 |
0.01 |
Nominal chemical values expressed in mg/L except where indicated.