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)
5/6/2019	14	17	12	17 (7/6)	5/6/2019	15:00 - 15:59	14	20	10
11/6/2019	27	35 (14/6)	22	7		16:00 - 16:59	16	17	10
17/6/2019	26	26	20	14		17:00 - 17:59	17	15	10
23/6/2019	26	39	19	26	11/6/2019	15:00 - 15:59	14	45 (14/6)	11
29/6/2019	26	32	22	8		16:00 - 16:59	14	46 (14/6)	16
						17:00 - 17:59	24	43 (14/6)	13
					17/6/2019	15:00 - 15:59	23	23	19
						16:00 - 16:59	26	24 19	19
						17:00 - 17:59	30	19	8
					23/6/2019	15:00 - 15:59	26	39	20
						16:00 - 16:59	29	39	25
						17:00 - 17:59	29	56	22
					29/6/2019	15:00 - 15:59	22	34	27
						16:00 - 16:59	13	33	23
						17:00 - 17:59	4	33	20
					Remarks: Equipment failed at AM2 on 11/6/2019 and make up sampling conducted on 14/6/2019.
Lamma Power Station Extension - Air Quality Monitoring Data for unit L9 (Operation)
Date	Daily Maximum Stack NOx concentration (mg/Nm^3)^#
1/6/2019		44
2/6/2019		45
3/6/2019		45
4/6/2019		47
5/6/2019		48
6/6/2019		46
7/6/2019		47
8/6/2019		46
9/6/2019		45
10/6/2019		51
11/6/2019		50
12/6/2019		52
13/6/2019		50
14/6/2019		58
15/6/2019		55
16/6/2019		53
17/6/2019		50
18/6/2019		50
19/6/2019		48
20/6/2019		47
21/6/2019		47
22/6/2019		48
23/6/2019		46
24/6/2019		45
25/6/2019		47
26/6/2019		46
27/6/2019		46
28/6/2019		46
29/6/2019		48
30/6/2019		47
Note:
# - Hourly average value. Expressed as at 0°C, 101.325kPa, dry and corrected to 15% O2 condition