Chemical Parameters

Units

Drinking Water Standards

Produced Water Quality

Colour

Hazen

15

38

Turbidity

NTUs

5

295

pH

6.5 - 8.5 at 25˚C

5.9

Total Dissolved Solids

mg/l

1000

30352

Electrical Conductivity

µS/cm

1500

26600

Total Alkalinity

mg/l

500

653

Nitrates

mg/l

50

58

Nitrites

mg/l

3

53

Fluorides

mg/l

1.5

39

Sulphates

mg/l

250

210

Chlorides

mg/l

250

20570

Ammonia

mg/l

Taste and odour problems at concentrations above 35 & 1.5 mg/l respectively

43

Sodium

mg/l

200

4908

Magnesium

mg/l

150

185

Calcium

mg/l

200

574

Zinc

mg/l

1.5

1.83

Potassium

mg/l

200

112

Iron

mg/l

0.3

50

Lead

mg/l

0.05

7.89

Manganese

mg/l

0.4

1.9