235688-1937-Details-of-Contents-of-Reservoirs-for-the-Rain-Year-1936-1937 — Page 1

No. 417.

SEASON.

WET SEASON.

Table XLVIII.

=

(Mr. Chadwick's Report of 10th April, 1902, paragraphs 25 and 26.)

CITY OF VICTORIA AND HILL DISTRICT WATERWORKS.

Details of Contents of Reservoirs, arranged according to the Rain Year 1936-1937. Figures are in Millions of Gallons to two places of decimals.

WONG-NEI-CHONG.

TYTAM INTERMEDIATE AND TYTAM TUK.

1

PUBLIC WORKS DEPARTMENT.

THE HONG KONG GOVERNMENT GAZETTE, JUNE 11, 1937.

POKFULUM.

ABERDEEN.

TYTAM.

Main.

Bye-

MONTH.

Upper

wash.

Inter-

Lower

mediate.

Tytam

Tuk.

In Re- servoir livered 1st of

Month.

De-

Reser-

voir

over

1st of

Gauge. Month.

Reser-

voir

1st of Month. Gauge.

De-

livered

In Ro-

In Re-

De-

livered

over

servoir

servoir

1st of

Month.

1st of

Month.

over 6'0"

Gauge.

In Re-

servoir

1st of Month. Gauge.

De-

livered

In Re-

over

servoir

In Re-

servoir

Pumped

into

Gauge

1st of

Month.

1st of

Month.

Basin.

Total Contents of

Impounding Reservoirs 1st of Month.

Wong-nei-chong

10" intake.

Balance due to Streams leakage, etc.

CONSUMPTION.

Island Reservoirs From

(Filtered).

Mainland.

From

Filtered.

Total

Unfiltered

supplies.

Grand

Total.

Rainfall.

May

24.56 28.34 51.10

June

78.67 74.28 173.62 38.34 45.08 75.86 70.21 82.90 213.50

2.02 202.94

4.15 187.22

July

Aug.

13.41 20.65 39.78 73.97 77.52 174.54 41.52 71.85 60.80 82.27 95.03 239.00

4.85 222.35

6.78 166.24

Sept.

Oct.

47.60 63.65 159.65 106.89 90.14 323.52 20.52 185.93 49.62 10.92 143.60 106.57 55.13 306.22 18.56 250.97 18.50

8.85 13.99 27.00

8.53 7.47 67.25

8.53 13.50 81.66 6.98 23.40 123.54 21.45 19.06 195.90

195.90

Nov.

47.12

6.18 116.04 99.57 36.18 256.10 11.17 241.83 17.63

195.43

496.08 134.47

585.00 91.13

598.75 168.90

675.33 8.82

1,406.00 13.47

1,399.51 167.83

1,271.08 215:67

861,90

5.18

+

7.56

1,062.84 5.73

995.52

2.00

332.29

326.40 70.60

8.35

340.64

397.00 5.69

5.64

346.28

10.160

402.69 5.700

Dec.

42.03

Jan.

36.00

!

Feb.

32.48

Mar.

28.01

April. 25.66

5.00 86.23 99.57 33.49 262.80 4.54 75.86 76.46 21.44 261.12 3.68 87.54 44.22 11.58 230.34 1.72 182.42 11.46 3,50 88.63 28.96 16.55 221.81 1.81 207.12 9.91 3.39 75.14 28.96 13.24 206.84 2.18 1 7.91 9.02

8.93 212.74 15.25 1.01 212.13 13.08

193.55

1,033.66 203.97

40.52

993.66 185.01

5.91 +

1,236.22 15.34 + 32.70

2,281.53 13.84 + 24.20 2,238.48 7.85 + 2.53 2,014.14 5.38

1,742.02 4.18

1,497.74 3.27

7.50

347.43

82.90

480.33

5.13

435.16 8,810

404.56

97.09

501.65

14.90

506.55 21.305

396.82

85.92

482.74

- 5.58

488 32

12.380

327.40 123.98

451.38

5.42

456.80

1.885

4.07

285.50 125.51

411.01

5.71

416.72

.165

4.82

250.59 115.93

396.52

6.29

402.81

.375

5.72

235.66 146.19

381.85

5.29

387.14

2.765

23.70

836.50 176.62

1,267.96 2.60

3.99

196.29 121,56

317.85

5.72

323.57

.310

24.46

660.66 189.03 1,064.34

2.49

.63

230.29 101.49

331.78

6.30

338.08

3.445

27.15

493.92 183.70

868.87

2.21

5.96

210.79 123.07

333.86

4.38

338.21 2.260

DRY SEASON.

TOTAL...

266.78

*607.48

†2,469.80

77.42

REMARKS:A constant house supply in all districts throughout the year with the following exceptions :— 1st May to 22nd-10 hours supply (6 to 11 AM. and 4 to 9 P.M.).

23rd May to 4th August.

15th February to 30th April.

15 hours supply-(6 A.M. to 9 P.M.).

* 44.69 million gallons supplied to Aberdeen and Aplichau Villages in addition.

† 26.82 million gallons supplied to Stanley Village in addition.

4th June, 1937.

1,768.62

73.98

48.56

3,544.02 1,232.59

4,776,61 66.05

4,842.66 69.560

SOURCES OF UNFILTERED SUPPLIES ARE:— BLUE POOL. MINT DAM

POKFULUM CONDUIT AND DAIRY FARM INTAKE BOWEN ROAD CONDUIT

Estimated population for whole year.

Consumption per head

per day for whole year

5.71

.72

46.58

13.04

66.05

.441,000.

.29.7 (including trade supply).

a total of 313 days. Tytam Tuk Pumps worked for various periods from 1st May to 30th April inclusive:

R. M. HENDERSON, Water Authority.

495