Lamma Power Station Extension - Air Quality Monitoring Data for Unit L9 (Operation)
Month:	December 2009
Date	Daily Maximum Stack NOx Concentration
	(mg/Nm3)#
1/12/2009	62
2/12/2009	62
3/12/2009	58
4/12/2009	56
5/12/2009	58
6/12/2009	53
7/12/2009	54
8/12/2009	52
9/12/2009	50
10/12/2009	51
11/12/2009	50
12/12/2009	54
13/12/2009	53
14/12/2009	52
15/12/2009	56
16/12/2009	60
17/12/2009	60
18/12/2009	61
19/12/2009	64
20/12/2009	59
21/12/2009	56
22/12/2009	54
23/12/2009	53
24/12/2009	51
25/12/2009	*
26/12/2009	*
27/12/2009	*
28/12/2009	*
29/12/2009	50
30/12/2009	53
31/12/2009	51
Note: # - Hourly average value.  Expressed as at 0ºC, 101.325kPa, dry and
corrected to 15% O2 condition.
* - Unit L9 was not on load.