AnnualReport-1922

# Reservoir

Taitam,

Taitam Byewash,

...

Taitam Intermediate,

Taitam Tuk,

Wongneichong,

Pokfulam,

Q 47 P.W.R. Hongkong Capacity to permanent overflow level. (Million gallons.) 384.80 22.36 195.90 1,419.00 Period 50 days between 3rd of September and 22nd October. 28 days between 5th of September and 2nd October. Nil. Nil. 30.34 Nil. 66.00 26 days between 16th of July and 28th September.

The rainfall for the year amounted to 69.47 inches (Observatory Record) or 27.87 inches less than last year and 15.14 inches below the average for the last thirty-eight years.

The wet season was exceptionally late in setting in, the first heavy rains falling on the 21st June, although there was considerable light rainfall during February and May. The dry season set in early, the last considerable rain falling on the 23rd September.

The maximum quantity of water impounded in all the reservoirs during the year amounted to 1,481 million gallons on 28th September, or 654.17 million gallons less than the maximum during 1921.

The total quantity of water remaining in the reservoirs at the end of the year amounted to 1,094.40 million gallons.

The total quantity of water pumped from Taitam Tuk Reservoir during the year amounted to 1,463.51 million gallons, 1,365.22 million gallons being pumped by the new Simpson Engines and 98.29 million gallons by the Tangye Engines.

This total is more than last year's by 252.37 million gallons.

No. 1 Engine (Tangye) ran 47 days. No. 2 No. 3 No. 4 (Simpson) 224 254 3

The following is a statement of the cost of pumping during 1921 and 1922 :-

Taitam Tuk Pumping Station 1921 1922 Coal, Wages, $73,180.00 $86,093.44 Miscellaneous, including repairs and stores other than coal $8,871.76 $7,399.38 Total $94,251.76 $106,066.71

* This is the value of coal consumed during the year. Coal to the value of $4,165.00 was carried forward from 1921 to 1922 and coal to the value of $3,585.00 was carried forward from 1922 to 1923. The average price of coal was $16.00 per ton during the whole year. The price last year (1921) was $17.00 per ton.