Characteristics

partially treated Sewage water

Stream water

pH

Salinity, %

Electrical conductivity, µmho

Total dissolved solids, mg/L

Dissolved cations, mg/L

Calcium

Magnesium

Sodium

Potassium

Soluble anions, mg/l

Nitrate

Phosphate

Sulphate

Carbonate

Bicarbonate

Chloride

Trace Elements, mg/l

Boron

Zinc

Iron

Copper

Mangnesse

BOD mg/L

Total Coliform Count/100L

7.40

0.70 (7.0 ppt)

1.96 x 10-4

192.0

 

1.24

0.17

0.84

13.0

 

32

29

11.8

0.61

1.35

2.82

 

0.49

0.24

2.5

2.5

1.5

3.80

2.9x105

7.10

0.20(2.0 ppt)

0.085 x 10-4

109.4

 

0.92

0.23

.32

2.0

 

13.

5

0.29

0.21

0.55

0.22

 

0.16

0.16

0.52

0.10

0.33

0.21

N.D*


*N.D-Not Detected
Note: Salinity % =salt mass / Total mass x 100
% salinity x10 = (ppt) parts per thousand
Table 1: The initial physico-chemical and biological properties of partially treated sewage water and stream water.
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