Lamma Power Station Extension - Air Quality Monitoring Data for unit L10/L11 (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)
3/2/2017	37	45	38	29		3/2/2017	15:00 - 15:59	31	42	47
9/2/2017	79	89	35	28			16:00 - 16:59	50	50	54
15/2/2017	36	38	39	46			17:00 - 17:59	48	46	46
21/2/2017	43	39	28	56		9/2/2017	15:00 - 15:59	70	92	62
27/2/2017	63	53	46	36			16:00 - 16:59	64	84	60
							17:00 - 17:59	61	74	53
						15/2/2017	15:00 - 15:59	44	32	27
							16:00 - 16:59	32	41	38
							17:00 - 17:59	58	52	62
						21/2/2017	15:00 - 15:59	29	33	26
							16:00 - 16:59	27	29	27
							17:00 - 17:59	22	23	27
						27/2/2017	15:00 - 15:59	39	46	49
							16:00 - 16:59	58	57	65
							17:00 - 17:59	64	62	70
Lamma Power Station Extension - Air Quality Monitoring Data for unit L9 (Operation)
Date	Daily Maximum Stack NOx concentration (mg/Nm3)#
1/2/2017		*
2/2/2017		*
3/2/2017		*
4/2/2017		*
5/2/2017		*
6/2/2017		*
7/2/2017		*
8/2/2017		*
9/2/2017		69^
10/2/2017		66
11/2/2017		85^
12/2/2017		*
13/2/2017		69^
14/2/2017		71
15/2/2017		68
16/2/2017		65
17/2/2017		61
18/2/2017		65
19/2/2017		63
20/2/2017		61
21/2/2017		63
22/2/2017		62
23/2/2017		62
24/2/2017		62
25/2/2017		62
26/2/2017		63
27/2/2017		68
28/2/2017		68
Note:
# - Hourly average value.  Expressed as at 0°C, 101.325kPa, dry and corrected to 15% O2 condition
* - Unit L9 was not on load
^ - Unit L9 on oil firing