WATER SUPPLIES DEPARTMENT
Water Quality Objectives of Sea Water for Flushing Supply
(at intake point)
Chemical values expressed in mg/l (parts per million)
Parameters |
Target |
Colour (H.U.) |
<20 |
Turbidity (N.T.U.) |
<10 |
Threshold Odour No. (T.O.N.) |
<100 |
Ammonical N |
<1 |
Suspended Solids |
<10 |
Dissolved Oxygen |
>2 |
Biochemical Oxygen Demand |
<10 |
Synthetic Detergents |
<5 |
E.Coli/100ml |
<20,000 |
Note: 1. The above data is for information only. It must not be published or quoted in any advertising material.