Lamma Power Station Extension - Air Quality Monitoring Data for Unit L9 (Operation)
Month:	December 2007
Date	Daily Maximum Stack NOx Concentration
	(mg/Nm3)#
1/12/2007	50
2/12/2007	47
3/12/2007	54
4/12/2007	52
5/12/2007	51
6/12/2007	51
7/12/2007	53
8/12/2007	50
9/12/2007	48
10/12/2007	50
11/12/2007	51
12/12/2007	50
13/12/2007	52
14/12/2007	53
15/12/2007	51
16/12/2007	51
17/12/2007	64
18/12/2007	51
19/12/2007	53
20/12/2007	53
21/12/2007	52
22/12/2007	50
23/12/2007	49
24/12/2007	53
25/12/2007	55
26/12/2007	55
27/12/2007	56
28/12/2007	53
29/12/2007	*
30/12/2007	*
31/12/2007	58
Note: # - Hourly average value.  Expressed as at 0ºC, 101.325kPa, dry and
corrected to 15% O2 condition.
* - Unit L9 was not on load.