Lamma Power Station Extension - Summary Results on Water Quality Monitoring

Maximum Outlet Temperature Rise (Deg. Celsius) of Cooling Water at C.W. Outfall No.3 Serving Unit L9 Condensers

Weighted by Flowrates of Individual Streams (June 2008)

Date	Maximum Outlet Temperature Rise (Deg. Celsius)
01/06/2008	*
02/06/2008	*
03/06/2008	*
04/06/2008	*
05/06/2008	*
06/06/2008	*
07/06/2008	*
08/06/2008	*
09/06/2008	*
10/06/2008	*
11/06/2008	*
12/06/2008	*
13/06/2008	*
14/06/2008	*
15/06/2008	*
16/06/2008	*
17/06/2008	*
18/06/2008	*
19/06/2008	*
20/06/2008	8.3
21/06/2008	8.4
22/06/2008	8.8
23/06/2008	8.5
24/06/2008	8.6
25/06/2008	8.3
26/06/2008	8.3
27/06/2008	8.3
28/06/2008	8.7
29/06/2008	8.3
30/06/2008	8.4

Total Residual Chlorine Level at C.W. Outfall No. 3 (June 2008)

Date of sampling	23/06/2008
Total Residual Chlorine, mg/L	0.40

Note:

1. * Unit L9 was not on load.