P.W.R. Hong Kong.
The total quantity of water supplied during the year amounted to 2,148.48 million gallons filtered, and 52.99 million gallons unfiltered, making a grand total of 2,201.47 million gallons or 814.96 million gallons less than during 1928.
The average consumption of filtered water per head per day for all purposes throughout the year was about 13.6 gallons. In arriving at this figure the population has been estimated at 433,420. Full details of consumption etc., will be found in Annexes C and D.
The analyses made by the Government Analyst show that the water was of good quality throughout the year, whilst the results obtained by bacteriological examination were satisfactory.
The quantity of water pumped to the High Level Districts of the City was 127.68 million gallons, equal to an average daily consumption of about 350,000 gallons whilst 54.71 million gallons were pumped to the Hill District, giving an average daily consumption of 150,000 gallons.
As compared with 1928 there was a decrease of 38.25 million gallons to the High Level District and a decrease of 21.29 million gallons to the Hill District.
The grand total pumped during the year to the High Level and Peak Districts amounted to 182.39 million gallons as compared with 246.89 million gallons in 1928, a decrease of 64.50 million gallons. Tabulated statements containing particulars of the quantities of water pumped to the High Levels of the City and to the Hill District respectively will be found in Annexe E.
All engines, motors and station buildings have been kept in good order throughout the year. The work of overhauling the valves on the principal mains in the City was continued during the year, 169 being thoroughly repaired.
The number of meters in use at the end of the year aggregated 3,748 in the City and 265 in the Hill District making a grand total of 4,013 as compared with 3,532 and 251 or a total of 3,783 at the end of 1928. These figures do not include 64 meters in use at Pokfulum.