Lamma Power Station Extension - Air Quality Monitoring Data for unit L12 (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)

1/2/2023

53

27

37

43

1/2/2023

15:00 - 15:59

45

40

27

7/2/2023

22

19

15

32

16:00 - 16:59

41

37

29

13/2/2023

36

21

10

17

17:00 - 17:59

41

23

35

19/2/2023

52

49

31

47

7/2/2023

15:00 - 15:59

29

14

10

25/2/2023

60

163

51

65

16:00 - 16:59

32

14

12

 

 

 

 

 

17:00 - 17:59

19

16

22

 

13/2/2023

15:00 - 15:59

29

20

15

 

 

 

 

 

16:00 - 16:59

20

22

14

 

 

 

 

 

17:00 - 17:59

31

20

12

 

 

 

 

 

 

19/2/2023

15:00 - 15:59

67

92

50

 

 

 

 

 

 

16:00 - 16:59

101

71

36

 

 

 

 

 

 

17:00 - 17:59

130

60

38

 

 

 

 

 

25/2/2023

15:00 - 15:59

74

117

59

16:00 - 16:59

64

92

58

17:00 - 17:59

67

75

55

 

 

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

Date

Daily Maximum Stack NOx concentration (mg/Nm3)#

1/2/2023

59

2/2/2023

61

3/2/2023

59

4/2/2023

61

5/2/2023

58

6/2/2023

56

7/2/2023

58

8/2/2023

58

9/2/2023

57

10/2/2023

56

11/2/2023

54

12/2/2023

*

13/2/2023

56

14/2/2023

60

15/2/2023

63

16/2/2023

64

17/2/2023

60

18/2/2023

61

19/2/2023

60

20/2/2023

60

21/2/2023

62

22/2/2023

62

23/2/2023

60

24/2/2023

63

25/2/2023

63

26/2/2023

63

 

 

 

 

 

 

 

27/2/2023

64

 

 

 

 

 

 

 

28/2/2023

61

 

 

 

 

 

 

 

Note:

 

 

 

 

 

# - Hourly average value.  Expressed as at 0°C, 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)#

1/2/2023

3

2/2/2023

3

3/2/2023

3

4/2/2023

3

5/2/2023

*

 

 

 

 

 

 

 

6/2/2023

2

7/2/2023

3

8/2/2023

3

9/2/2023

3

10/2/2023

3

11/2/2023

3

 

 

 

 

 

 

 

12/2/2023

3

 

 

 

 

 

 

 

13/2/2023

2

 

 

 

 

 

 

 

14/2/2023

3

 

 

 

 

 

 

 

15/2/2023

3

 

 

 

 

 

 

 

16/2/2023

3

 

 

 

 

 

 

 

17/2/2023

3

 

 

 

 

 

 

 

18/2/2023

3

 

 

 

 

 

 

 

19/2/2023

3

 

 

 

 

 

 

 

20/2/2023

3

 

 

 

 

 

 

 

21/2/2023

3

 

 

 

 

 

 

 

22/2/2023

3

 

 

 

 

 

 

 

23/2/2023

3

 

 

 

 

 

 

 

24/2/2023

3

 

 

 

 

 

 

 

25/2/2023

3

 

 

 

 

 

 

 

26/2/2023

3

 

 

 

 

 

 

 

27/2/2023

3

 

 

 

 

 

 

 

28/2/2023

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°C, 101.325kPa, dry and corrected to 15% O2 condition.

* - Unit L10 was not on load.

 

Lamma Power Station Extension - Air Quality Monitoring Data for unit L11 (Operation)

Date

Daily Maximum Stack NOx concentration (mg/Nm3)#

1/2/2023

*

2/2/2023

*

3/2/2023

*

4/2/2023

*

5/2/2023

*

 

 

 

 

 

 

 

6/2/2023

*

7/2/2023

*

8/2/2023

*

9/2/2023

*

10/2/2023

*

11/2/2023

*

 

 

 

 

 

 

 

12/2/2023

*

 

 

 

 

 

 

 

13/2/2023

*

 

 

 

 

 

 

 

14/2/2023

*

 

 

 

 

 

 

 

15/2/2023

*

 

 

 

 

 

 

 

16/2/2023

*

 

 

 

 

 

 

 

17/2/2023

*

 

 

 

 

 

 

 

18/2/2023

*

 

 

 

 

 

 

 

19/2/2023

*

 

 

 

 

 

 

 

20/2/2023

*

 

 

 

 

 

 

 

21/2/2023

*

 

 

 

 

 

 

 

22/2/2023

*

 

 

 

 

 

 

 

23/2/2023

*

 

 

 

 

 

 

 

24/2/2023

*

 

 

 

 

 

 

 

25/2/2023

*

 

 

 

 

 

 

 

26/2/2023

*

 

 

 

 

 

 

 

27/2/2023

*

 

 

 

 

 

 

 

28/2/2023

*

 

 

 

 

 

 

 

 

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°C, 101.325kPa, dry and corrected to 15% O2 condition.

* - Unit L11 was not on load.