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Tabel 11

Kvalitet af råvand og renset vand ved værker drevet af GUP i Storbritannien.

 

Vandrensning ved hjælp af aktiv kulfiltre

Musley Lane

Berkhamstep

Clay Lane

Cresent Road

Råvand

Rent vand

Råvand

Rent vand

Råvand

Råvand

Turbiditet (FTU)

Temperatur (°C)

pH

TOC (mg/L)

KMn04 tal (mg 02/L)

Ilt (% sat)

Calcium (mg/L)

Magnesium (mg/L)

Jern (µg/L)

Chlorid (mg/L)

Sulfat (mg/L)

Nitrat (mg/L)

Nitrit (mg/L)

0.05-0.44

10

6.9-7.2

1.2- 1.5

75

146

5.1

17-47

36

69

38-46

0.012

0.04-0.12

11

7-7.4

39

<0.008

0.11

11-13

7.1-7.5

1

0.7

97-101

1.6-1.8

<15

15

12

24

<0.008

0.06

7.3

0.11-0.33

7-13

6.8-7.4

1.6-2.3

31-40

121-136

4.9-5.7

<15

43-63

51-54

28-32

<0.008-0.04

0.04-0.25

8-15

7.1-7.3

1.4-2

61-75

128-136

2.4-2.7

<15-23

33-43

66-79

45-51

<0.008-0.01

Pesticider (µg/L)

Atrazin

Simazin

Diuron

Total pesticider

 

0.08-0.16

0.04-0.09

0.01-0.04

0.12-0.27

 

<0.01

<0.01

<0.01

0

 

0.03

<0.01-0.05

<0.01

0.03-0.2

 

0.011

0.012

<0.01

0.006-0.07

 

0.06-0.15

0.04-0.09

0.01-0.07

0.13-0.33

 

0.02-0.32

<0.01-004

<0.01-0.05

0.028-0.35

CAHs (µg/L)

Tetrachloromethane

Trichlorethylen

Tetrachlorethylen

1,1,1-trichlorethan

 

<0.3

<1

<1

<1

 

 

<0.3

<1

2.3-3

<1-1.3

 

 

<0.1-0.3

<1-1

<1-4.4

<1

 

<0.1-0.3

2.6-17.9

2.7-7.5

20-33.6