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 (March 2018)

 

Date

Maximum Outlet Temperature Rise

(Deg. Celsius)

1/3/2018

*

2/3/2018

*

3/3/2018

*

4/3/2018

*

5/3/2018

*

6/3/2018

*

7/3/2018

*

8/3/2018

*

9/3/2018

*

10/3/2018

*

11/3/2018

*

12/3/2018

*

13/3/2018

*

14/3/2018

*

15/3/2018

*

16/3/2018

*

17/3/2018

7.4

18/3/2018

*

19/3/2018

*

20/3/2018

8.5

21/3/2018

7.0

22/3/2018

8.1

23/3/2018

8.0

24/3/2018

8.1

25/3/2018

8.1

26/3/2018

8.1

27/3/2018

8.1

28/3/2018

8.2

29/3/2018

8.2

30/3/2018

8.2

31/3/2018

8.1

Note: * - Unit L9 was not on load.


Total Residual Chlorine Level at C.W. Outfall No. 3 (March 2018)

 

Date of sampling

02/03/2018

16/03/2018

31/03/2018

Total Residual Chlorine, mg/L

*

*

0.35

Note: * - Uuit L9 was not on load.

 

Blowdown from Unit L9 Steam Turbine and HRSG to C.W. Outfall No. 3 (March 2018)

 

Source of discharge

HSRG

Steam Turbine

Date of sampling

23/03/2018

23/03/2018

Suspended Solid, mg/L

11

13

Grease & Oil, mg/L

<10

<10

Temperature, Deg. Celsius

33

32