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Table 1 UV-treated final effluent water quality parameters of the North End Sewage Treatment Plant

From: Metagenomic community composition and resistome analysis in a full-scale cold climate wastewater treatment plant

 

Sampling time

Mean

Standard deviation

Oct-22-2019 (T1)

Nov-28-2019 (T2)

Dec-18-2019 (T3)

Feb-6-2020 (T4)‡

pH

7.12

6.81

6.79

6.99

6.93

0.14

Turbidity (NTU)

12.25†

4.2

6.3

9.2

7.99

3.03

TSS (mg/L)

19.5†

6

10

18

13.38

5.58

BOD (mg/L)

19.5†

13

18

26

19.13

4.64

COD (mg/L)

51.5†

66

94

89

75.13

17.25

TN (mg/L)

15.4†

40.7

49.8

50.5

39.1

14.22

TP (mg/L)

1.67†

3.43

1.69

1.69

2.12

0.76

TOC (mg/L)

19.8†

21.2

29.6

34.4

26.25

6.02

Precipitation (mm)*

4.8

0

1

1.6

1.85

1.8

Grab temperature (°C)

13.4

14.1

14.1

12.7

13.6

0.7

E. coli (counts/100 mL)

60

60

90

1080

322.5

437.51

  1. TSS, total suspended solids; BOD, biochemical oxygen demand; COD, chemical oxygen demand; TN, total nitrogen; TP, total phosphorus; TOC, total organic carbon
  2. *Cumulative amount of rainfall over three days
  3. †Parameters measured the day before and the day after were averaged and used to estimate parameters of sample date