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 (September 2008)

 

Date

Maximum Outlet Temperature Rise

(Deg. Celsius)

01/09/2008

8.5

02/09/2008

8.5

03/09/2008

8.4

04/09/2008

8.4

05/09/2008

8.4

06/09/2008

8.5

07/09/2008

8.5

08/09/2008

8.5

09/09/2008

8.4

10/09/2008

8.5

11/09/2008

8.4

12/09/2008

8.5

13/09/2008

8.5

14/09/2008

8.5

15/09/2008

8.5

16/09/2008

8.5

17/09/2008

8.5

18/09/2008

8.5

19/09/2008

8.4

20/09/2008

*

21/09/2008

*

22/09/2008

8.6

23/09/2008

8.7

24/09/2008

8.7

25/09/2008

8.7

26/09/2008

8.7

27/09/2008

8.7

28/09/2008

8.7

29/09/2008

8.8

30/09/2008

8.7

 

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

 

Date of sampling

10/09/2008

25/09/2008

Total Residual Chlorine, mg/L

0.45

0.42

 

Blowdown from Unit L9 Steam Turbine and HRSG to C.W. Outfall No. 3 (September 2008)

 

Date of Sampling

25/09/2008

25/09/2008

Source of Discharge

HSRG

Steam Turbine

Suspended Solid, mg/L

11

11

Grease & Oil, mg/L

<10

<10

Temperature, Deg. Celsius

33

34

 

Note:

1. * Unit L9 was not on load.