Lamma Power Station Extension - Air Quality Monitoring Data for unit L11/L12 (Construction)
24-hr TSP (µg/m^3)					1-hr TSP (µg/m^3)
Date	Reservoir (AM1)	East Gate (AM2)	Ash Lagoon (AM3)	Tai Yuen Village (AM4)	Date	Time	Reservoir (AM1)	East Gate (AM2)	Ash Lagoon (AM3)
1/4/2022	27	21	26	26	1/4/2022	15:00 - 15:59	23	28	34
7/4/2022	32	36	30	21		16:00 - 16:59	16	20	31
13/4/2022	27	34	23	15		17:00 - 17:59	12	17	30
19/4/2022	17	36	16	38	7/4/2022	15:00 - 15:59	43	43	33
25/4/2022	21	31	13	14		16:00 - 16:59	39	50	32
						17:00 - 17:59	44	47	32
					13/4/2022	15:00 - 15:59	33	45	20
						16:00 - 16:59	33	33	27
						17:00 - 17:59	28	32	27
					19/4/2022	15:00 - 15:59	13	34	12
						16:00 - 16:59	15	28	14
						17:00 - 17:59	13	53	14
					25/4/2022	15:00 - 15:59	21	33	14
						16:00 - 16:59	20	22	16
						17:00 - 17:59	22	19	15
Lamma Power Station Extension - Air Quality Monitoring Data for unit L9 (Operation)
Date	Daily Maximum Stack NOx concentration (mg/Nm^3)^#
1/4/2022	*
2/4/2022	*
3/4/2022	*
4/4/2022	*
5/4/2022	*
6/4/2022	*
7/4/2022	*
8/4/2022	*
9/4/2022	*
10/4/2022	*
11/4/2022	*
12/4/2022	*
13/4/2022	*
14/4/2022	*
15/4/2022	57
16/4/2022	*
17/4/2022	*
18/4/2022	62
19/4/2022	50
20/4/2022	51
21/4/2022	49
22/4/2022	47
23/4/2022	45
24/4/2022	43
25/4/2022	50
26/4/2022	49
27/4/2022	50
28/4/2022	53
29/4/2022	48
30/4/2022	48
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/Nm^3)^#
1/4/2022	3
2/4/2022	3
3/4/2022	3
4/4/2022	3
5/4/2022	4
6/4/2022	3
7/4/2022	3
8/4/2022	3
9/4/2022	4
10/4/2022	3
11/4/2022	3
12/4/2022	4
13/4/2022	3
14/4/2022	3
15/4/2022	3
16/4/2022	3
17/4/2022	3
18/4/2022	3
19/4/2022	3
20/4/2022	4
21/4/2022	4
22/4/2022	3
23/4/2022	4
24/4/2022	3
25/4/2022	3
26/4/2022	3
27/4/2022	3
28/4/2022	3
29/4/2022	3
30/4/2022	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.