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)
4/9/2022	66	33	50	39	4/9/2022	15:00 - 15:59	72	39	50
10/9/2022	66	48	47	33		16:00 - 16:59	56	31	47
16/9/2022	72	54	61	57		17:00 - 17:59	60	28	57
22/9/2022	44	22	41	22	10/9/2022	15:00 - 15:59	64	44	43
28/9/2022	30	13	20	13		16:00 - 16:59	79	46	51
						17:00 - 17:59	78	46	55
					16/9/2022	15:00 - 15:59	107	67	85
						16:00 - 16:59	92	56	75
						17:00 - 17:59	84	53	64
					22/9/2022	15:00 - 15:59	43	24	41
						16:00 - 16:59	44	20	37
						17:00 - 17:59	38	19	37
					28/9/2022	15:00 - 15:59	26	15	21
						16:00 - 16:59	26	14	21
						17:00 - 17:59	26	13	21
Lamma Power Station Extension - Air Quality Monitoring Data for unit L9 (Operation)
Date	Daily Maximum Stack NOx concentration (mg/Nm^3)^#
1/9/2022	36
2/9/2022	39
3/9/2022	52
4/9/2022	40
5/9/2022	*
6/9/2022	*
7/9/2022	*
8/9/2022	*
9/9/2022	*
10/9/2022	*
11/9/2022	*
12/9/2022	*
13/9/2022	*
14/9/2022	*
15/9/2022	*
16/9/2022	*
17/9/2022	*
18/9/2022	*
19/9/2022	39
20/9/2022	38
21/9/2022	41
22/9/2022	51
23/9/2022	47
24/9/2022	50
25/9/2022	49
26/9/2022	53
27/9/2022	50
28/9/2022	49
29/9/2022	47
30/9/2022	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)^#
1/9/2022	3
2/9/2022	3
3/9/2022	*
4/9/2022	3
5/9/2022	3
6/9/2022	3
7/9/2022	3
8/9/2022	3
9/9/2022	3
10/9/2022	3
11/9/2022	3
12/9/2022	3
13/9/2022	3
14/9/2022	3
15/9/2022	3
16/9/2022	3
17/9/2022	2
18/9/2022	2
19/9/2022	3
20/9/2022	3
21/9/2022	3
22/9/2022	3
23/9/2022	3
24/9/2022	3
25/9/2022	3
26/9/2022	3
27/9/2022	3
28/9/2022	3
29/9/2022	3
30/9/2022	3
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/Nm^3)^#
1/9/2022	3
2/9/2022	3
3/9/2022	3
4/9/2022	2
5/9/2022	3
6/9/2022	3
7/9/2022	3
8/9/2022	2
9/9/2022	3
10/9/2022	3
11/9/2022	3
12/9/2022	3
13/9/2022	3
14/9/2022	3
15/9/2022	3
16/9/2022	3
17/9/2022	3
18/9/2022	2
19/9/2022	3
20/9/2022	3
21/9/2022	2
22/9/2022	3
23/9/2022	2
24/9/2022	2
25/9/2022	3
26/9/2022	2
27/9/2022	2
28/9/2022	2
29/9/2022	2
30/9/2022	2
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.