Lamma Power Station Extension - Air Quality Monitoring Data for unit L10/L11 (Construction)

24-hr TSP (µg/m3)

1-hr TSP (µg/m3)

Date

Reservoir

 (AM1)

East Gate

 (AM2)

Ash Lagoon (AM3)

Tai Yuen Village (AM4)

Date

Time

Reservoir (AM1)

East Gate (AM2)

Ash Lagoon (AM3)

4/2/2020

-

-

-

21

6/2/2020

15:00 - 15:59

36

36

31

6/2/2020

33

34

30

32

16:00 - 16:59

35

35

30

12/2/2020

54

51

46

31

17:00 - 17:59

34

35

30

18/2/2020

24

26

22

31

12/2/2020

15:00 - 15:59

78

77

56

24/2/2020

54

50

47

36

16:00 - 16:59

75

75

60

17:00 - 17:59

57

61

52

 

 

 

 

 

18/2/2020

15:00 - 15:59

18

28

21

Remarks:

16:00 - 16:59

24

33

24

- Makeup sampling for AM4 of 31/1/2020 was conducted on 4/2/2020.

17:00 - 17:59

31

33

29

 

24/2/2020

15:00 - 15:59

62

94

67

16:00 - 16:59

51

46

46

17:00 - 17:59

46

41

37

 

 

Lamma Power Station Extension - Air Quality Monitoring Data for unit L9 (Operation)

Date

Daily Maximum Stack NOx concentration (mg/Nm3)#

1/2/2020

*

 

2/2/2020

*

 

3/2/2020

*

 

4/2/2020

*

 

5/2/2020

*

 

6/2/2020

*

 

7/2/2020

*

 

8/2/2020

*

 

9/2/2020

*

 

10/2/2020

*

 

11/2/2020

*

 

12/2/2020

*

 

13/2/2020

*

 

14/2/2020

*

 

15/2/2020

*

 

16/2/2020

*

 

17/2/2020

*

 

18/2/2020

*

 

19/2/2020

*

 

20/2/2020

*

 

21/2/2020

*

 

22/2/2020

 

*

 

23/2/2020

 

*

 

24/2/2020

 

*

 

25/2/2020

 

*

 

26/2/2020

 

*

 

27/2/2020

 

*

 

28/2/2020

 

*

 

29/2/2020

 

*

 

Note:

 

 

 

 

 

# - Hourly average value.  Expressed as at 0¢XC, 101.325kPa, dry and corrected to 15% O2 condition.

* - Unit L9 was not on load.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Lamma Power Station Extension - Air Quality Monitoring Data for unit L10 (Operation)

Date

Daily Maximum Stack NOx concentration (mg/Nm3)#

29/2/2020

3

 

The daily maximum stack NOx concentration complies with the Action/Limit Level for all unit loading ranges.

 

Note:

# - Hourly average value.  Expressed as at 0¢XC, 101.325kPa, dry and corrected to 15% O2 condition.