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 (March 2008)

 

Date

Maximum Outlet Temperature Rise

(Deg. Celsius)

01/03/2008

8.3

02/03/2008

5.9

03/03/2008

8.3

04/03/2008

7.8

05/03/2008

7.7

06/03/2008

7.8

07/03/2008

8.1

08/03/2008

7.8

09/03/2008

*

10/03/2008

8.7

11/03/2008

7.8

12/03/2008

7.8

13/03/2008

7.8

14/03/2008

8.1

15/03/2008

8.3

16/03/2008

6.1

17/03/2008

8.7

18/03/2008

8.0

19/03/2008

7.9

20/03/2008

7.8

21/03/2008

*

22/03/2008

*

23/03/2008

*

24/03/2008

*

25/03/2008

8.2

26/03/2008

8.2

27/03/2008

8.2

28/03/2008

8.3

29/03/2008

8.2

30/03/2008

*

31/03/2008

8.3

 


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

 

Date of sampling

12/03/2008

26/03/2008

Total Residual Chlorine, mg/L

0.45

0.35

 

 

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

 

Date of Sampling

31/03/2008

31/03/2008

Source of Discharge

HSRG

Steam Turbine

Suspended Solid, mg/L

11

10

Grease & Oil, mg/L

<10

<10

Temperature, Deg. Celsius

32

34

 

 

Note:

1. * Unit L9 was not on load.