Date

11.21

11.22

11.23

11.24

11.25

11.26

11.27

Feed water COD (mg/L)

987

933

1093

1300

800

680

1027

Effluent COD (mg/L)

640

640

700

680

520

273

407

COD removal rate (%)

35

31

36

48

35

60

60

SV₃₀ (%)

51

50

45

43

MLSS (g/L)

2754

2777

2756

2746

SVI (ml/g)

192

180

163

157

pH

7.85

7.92

7.96

7.96

7.97

7.93

7.96