Sessional_Paper_1905 — Page 372

310

HONGKONG PUBLIC WATER SUPPLIES. I

Result of the Monthly Analyses.

Results expressed in Grains per Imperial Gallon, (1 in 70,000).

Total Solid

1904.

Matter

Supply.

dried

Month.

Saline Chlorine. Ammo-

nia.

at 100° C.

Albume- noid Ammo- nia.

Oxygen absorbed in 4 hours at 80° F.

Nitrites.

Nitrogen Sugar Test for

in the detection Nitrates. of Sewage.

Poi-

sonous Metals.

Pokfulum

4.3

.6

..0014

Absent.

.003

Absent.

.008

No trace of

Absent.

January...

Tytam

4.3

.6 Absent.

Sewage indicated.

.006

.008

**

"

Kowloon

2.8

.5

.003

.016

"

15

"

"

Cheung

Sha Wan.

3.7

.5

.003

.016

>

35

Pokfulam

4.5

.6

Tytam

3.0

February

Kowloon

2.7

61012

.009

.016

27

.5

.006

.004

>>

.5

.003

.012

39 3

"

$5

RAA

Cheung

Sha Wan.

3.8

Pokfulum

6.0

Tytam

3.3

March

Kowloon

3.2

+

30 10 10

.003

A

>

*

,008

""

"

A

.6

.5

.080

.032

>>

31

"

.008

.5

.006

.004 .008

39

2

"

27

Chenug

Sha Wan.

4.0

.4

.015

..004

+

A

"

Pokfulum.

3.2

Tytam

3.7

April......

Kowloon

3.7

.6

6126

.6

.011-

Absent,

91

"}

57

呼

++

.008

*

>>

.005

.012

"

"

"

"

AAA

Chenng

Sha Wan.

4.7

.4

"

+

.0!1

Absent.

"

"

27

Pokfulum

6.0

Tytanı

4.0

.6

•May

Kowloon

3.2

1-36

.036

.020

"

כל

17

.016

.008

>!

"

99

25

.6

.006

.016

*

"

Cheung

Sha Wan.

4.3

.4

.008

17

Absent.

**

77

>>

11

•

Pokfulum

6.2

.7

Tytam

4.0

.6

June

Kowloon

3.2

.6

700

"

RED

.025 .013

"1

.012 Absent.

51

.004

.020

23

AAA

"

Cheung

Sha Wan

4.0

.4

.015

כל

**

"

Absent.

19

A

Pokfulum

5.0

.7

Tytam

3.2

.6

July

Kowloon

3.7

794

.007

.008

"

75

"

95

.014

.004

"

J

.4

.014

+

.004

"

Cheung

Sha Wan.

4.3

Pokfulum

4.8

Tvtam

3.0

.6

August

Kowloon

3.7

.5

41106

.005

99

*

77

*

Absent.

45

**

"

.009

.004

75

>7

"

.009.

.004

"

79

"

.004

+

19

.004

Cheung

Sha Wan.

3.2

.4

12

カラ

པ་

.004

.008

19

19

Pokfulum

4.7

.7

Tytam

3.5

September, Kowloon

3.5

222

.020

*

"

Absent.

"

92

7

.016

+9

??

J9

"

"

.5

.006

"1

??

"

19

53

Cheung

Sha Wan

3.7

.5

.006

*

*

"

"

29-

Pokfulum

4.8

Tytam

3.8

.6

October ...

Kowloon

3.0

.5

190

.7

.017

35

19

.012

"

.007

19

"

.005

57

Absent. .016

"

"

""

Cheung

Sha Wan,

2.9

קי

.003

ע

12

.016

A

27

99

Pokfulum

4.7

.7

Tytam

3.2

.6

November

Kowloon

2.9

799

.011

19

"

.007

+1

.005

"

AAA

.008

.008

.020

* * *

ל

*

Cheung

Sha Wan

2.9

.5

27

A

.005

.020

"

+

Pokfulum

4.7

.7

Tytam

3.0

.6

December

Kowloon Cheung

Sha Wan.

4.3

.5

1012

5

94

.009 .009

>>

"

.008 Absent.

,,

27

""

"

.002

17

77

.008

37

""

L

4.3

10

.002

27

.008

51

32.