Lamma Power Station Extension - Air Quality Monitoring Data for unit L10/L11 (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)
5/6/2021	36	43	36	31	5/6/2021	15:00 - 15:59	41	56	36
11/6/2021	16	21	13	19		16:00 - 16:59	28	63	33
17/6/2021	31	40	23	15		17:00 - 17:59	28	63	47
23/6/2021	16	20	16	14	11/6/2021	15:00 - 15:59	13	25	14
29/6/2021	42	44	33	26		16:00 - 16:59	23	24	15
						17:00 - 17:59	20	22	15
					17/6/2021	15:00 - 15:59	33	60	25
						16:00 - 16:59	33	49	21
						17:00 - 17:59	37	43	20
					23/6/2021	15:00 - 15:59	16	16	14
						16:00 - 16:59	14	11	9
						17:00 - 17:59	0	9	10
					29/6/2021	15:00 - 15:59	42	50	33
						16:00 - 16:59	46	45	33
						17:00 - 17:59	46	46	35
Lamma Power Station Extension - Air Quality Monitoring Data for unit L9 (Operation)
Date	Daily Maximum Stack NOx concentration (mg/Nm^3)^#
1/6/2021	50
2/6/2021	50
3/6/2021	49
4/6/2021	49
5/6/2021	51
6/6/2021	50
7/6/2021	50
8/6/2021	49
9/6/2021	49
10/6/2021	50
11/6/2021	49
12/6/2021	49
13/6/2021	49
14/6/2021	49
15/6/2021	49
16/6/2021	49
17/6/2021	50
18/6/2021	50
19/6/2021	48
20/6/2021	48
21/6/2021	48
22/6/2021	50
23/6/2021	51
24/6/2021	52
25/6/2021	51
26/6/2021	49
27/6/2021	47
28/6/2021	51
29/6/2021	49
30/6/2021	50
Note:
# - Hourly average value. Expressed as at 0°C, 101.325kPa, dry and corrected to 15% O2 condition.
Lamma Power Station Extension - Air Quality Monitoring Data for unit L10 (Operation)
Date	Daily Maximum Stack NOx concentration (mg/Nm^3)^#
1/6/2021		3
2/6/2021		3
3/6/2021		3
4/6/2021		4
5/6/2021		3
6/6/2021		3
7/6/2021		3
8/6/2021		3
9/6/2021		3
10/6/2021		3
11/6/2021		3
12/6/2021		3
13/6/2021		3
14/6/2021		3
15/6/2021		3
16/6/2021		3
17/6/2021		3
18/6/2021		3
19/6/2021		3
20/6/2021		3
21/6/2021		3
22/6/2021		3
23/6/2021		3
24/6/2021		3
25/6/2021		3
26/6/2021		3
27/6/2021		3
28/6/2021		3
29/6/2021		3
30/6/2021		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.