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, L10 & L11

 

Weighted by Flowrates of Individual Streams (April 2024)

 

Date

Maximum Outlet Temperature Rise

(Deg. Celsius)

1/4/2024

5.1

2/4/2024

5.4

3/4/2024

5.1

4/4/2024

5.5

5/4/2024

5.1

6/4/2024

4.7

7/4/2024

6.1

8/4/2024

5.9

9/4/2024

6.3

10/4/2024

6.1

11/4/2024

5.7

12/4/2024

5.3

13/4/2024

6.1

14/4/2024

4.5

15/4/2024

5.3

16/4/2024

6.2

17/4/2024

5.7

18/4/2024

5.7

19/4/2024

5.8

20/4/2024

6.2

21/4/2024

6.2

22/4/2024

6.2

23/4/2024

6.0

24/4/2024

6.0

25/4/2024

6.0

26/4/2024

5.9

27/4/2024

6.1

28/4/2024

5.3

29/4/2024

5.8

30/4/2024

5.8

 

Maximum Outlet Temperature Rise (Deg. Celsius) of Cooling Water at C.W. Outfall No.4 Serving Unit L12

 

Weighted by Flowrates of Individual Streams (April 2024)

 

Date

Maximum Outlet Temperature Rise

(Deg. Celsius)

1/4/2024

5.6

2/4/2024

6.0

3/4/2024

5.6

4/4/2024

5.2

5/4/2024

5.6

6/4/2024

5.3

7/4/2024

6.5

8/4/2024

6.0

9/4/2024

6.6

10/4/2024

6.4

11/4/2024

6.4

12/4/2024

6.2

13/4/2024

6.5

14/4/2024

6.2

15/4/2024

6.0

16/4/2024

6.0

17/4/2024

6.0

18/4/2024

6.0

19/4/2024

6.1

20/4/2024

6.2

21/4/2024

6.1

22/4/2024

6.4

23/4/2024

5.9

24/4/2024

6.6

25/4/2024

6.1

26/4/2024

5.9

27/4/2024

6.6

28/4/2024

5.8

29/4/2024

5.8

30/4/2024

5.8

 

 

Total Residual Chlorine Level at C.W. Outfall No. 3 (April 2024)

 

Date of sampling

11/04

25/04

Total Residual Chlorine, mg/L

0.40

0.20

 

Total Residual Chlorine Level at C.W. Outfall No. 4 (April 2024)

 

Date of sampling

11/04

25/04

Total Residual Chlorine, mg/L

0.30

0.20