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 L9 Condensers

 

Weighted by Flowrates of Individual Streams (September 2012)

 

Date

Maximum Outlet Temperature Rise

(Deg. Celsius)

1/9/2012

8.4

2/9/2012

8.5

3/9/2012

8.4

4/9/2012

8.5

5/9/2012

8.5

6/9/2012

8.9

7/9/2012

8.3

8/9/2012

8.3

9/9/2012

8.3

10/9/2012

8.5

11/9/2012

8.5

12/9/2012

8.5

13/9/2012

8.5

14/9/2012

8.7

15/9/2012

*

16/9/2012

8.3

17/9/2012

8.3

18/9/2012

8.3

19/9/2012

8.3

20/9/2012

8.7

21/9/2012

8.7

22/9/2012

8.8

23/9/2012

8.7

24/9/2012

8.8

25/9/2012

8.8

26/9/2012

8.7

27/9/2012

8.7

28/9/2012

8.9

29/9/2012

8.9

30/9/2012

8.7

* Unit L9 was not on load.

Total Residual Chlorine Level at C.W. Outfall No. 3 (September 2012)

 

Date of sampling

07/09/2012

21/09/2012

Total Residual Chlorine, mg/L

0.40

0.45

 

Blowdown from Unit L9 Steam Turbine and HRSG to C.W. Outfall No. 3 (September 2012)

 

Date of sampling

07/09/2012

07/09/2012

Source of Discharge

HSRG

Steam Turbine

Suspended Solid, mg/L

11

11

Grease & Oil, mg/L

<10

<10

Temperature, Deg. Celsius

36

38