Lamma Power Station Extension - Air Quality Monitoring Data for Unit L9 (Operation)
Month:	April 2007
Date	Daily Maximum Stack NOx Concentration
	(mg/Nm3)#
1/4/2007	63
2/4/2007	63
3/4/2007	75
4/4/2007	77
5/4/2007	N.A. *
6/4/2007	N.A. *
7/4/2007	62
8/4/2007	70
9/4/2007	73
10/4/2007	69
11/4/2007	70
12/4/2007	74
13/4/2007	70
14/4/2007	67
15/4/2007	68
16/4/2007	61
17/4/2007	59
18/4/2007	75
19/4/2007	72
20/4/2007	70
21/4/2007	64
22/4/2007	62
23/4/2007	60
24/4/2007	60
25/4/2007	70
26/4/2007	70
27/4/2007	67
28/4/2007	65
29/4/2007	63
30/4/2007	62
Note: # - Hourly average value.  Expressed as at 0ºC, 101.325kPa, dry and
corrected to 15% O2 condition.
* - Unit L9 was not on load.