Location/parameter

Avg flow,

Avg pH

Avg TDS,

Avg Temp.,

Avg DO,

Avg Cl⁻,

Avg BOD,

Avg COD,

Avg TOC,

Avg TSS,

m³/day

mg/L

Celsius

mg/L

mg/L

mg/L

mg/L

mg/L

mg/L

Upstream of Omar-Bek drain

23.25 × 10⁶

8.20

190.0

23.0

6.10

32.0

2.0

8.0

0.20

70.0

Omar-Bek drain

6.0 × 10⁵

7.50

700.0

22.80

3.90

130.0

55.0

97.0

1.80

160.0

Downstream of Omar Bek drain

23.90 × 10⁶

8.10

209.0

21.92

5.70

44.10

5.70

13.60

0.41

80.10

Upstream of Talkha power station

23.70 × 10⁶

7.80

188.60

22.32

5.10

35.40

6.30

12.10

0.50

59.21

Talkha power station

3.50 × 10⁶

7.90

135.0

35.0

2.33

64.0

17.0

38.0

1.15

70.0

Downstream of Talkha power station

23.68 × 10⁶

7.90

174.50

29.45

3.80

55.60

8.20

17.40

0.80

66.40

Upstream of Kafr-Al-Batek power station

23.44 × 10⁶

7.80

131.10

25.10

4.38

36.10

5.50

10.20

0.50

70.70

Kafr-Al-Batek power station

3.29 × 10⁶

7.50

180.0

40.0

3.95

80.0

6.0

14.50

0.50

60.0

Downstream of Kafr-Al-Batek power station

23.35 × 10⁶

7.60

161.70

35.62

4.10

61.90

5.80

12.0

0.50

55.40

At end of Damietta branch

23.21 × 10⁶

7.80

130.20

25.10

3.80

41.30

3.80

9.70

0.27

50.30