Lamma Power Station Extension - Air Quality Monitoring Data for Unit L9 (Operation)
Month:	February 2009
Date	Daily Maximum Stack NOx Concentration
	(mg/Nm3)#
1/2/2009	*
2/2/2009	57
3/2/2009	60
4/2/2009	57
5/2/2009	59
6/2/2009	59
7/2/2009	60
8/2/2009	62
9/2/2009	60
10/2/2009	57
11/2/2009	58
12/2/2009	55
13/2/2009	54
14/2/2009	52
15/2/2009	52
16/2/2009	53
17/2/2009	59
18/2/2009	61
19/2/2009	58
20/2/2009	56
21/2/2009	59
22/2/2009	56
23/2/2009	53
24/2/2009	51
25/2/2009	52
26/2/2009	52
27/2/2009	55
28/2/2009	55
Note: # - Hourly average value.  Expressed as at 0ºC, 101.325kPa, dry and
corrected to 15% O2 condition.
* - Unit L9 was not on load.