APPENDIX CC
WATERWORKS OFFICE
GENERAL STATISTICS
(1) Rainfall (in inches)
1968-69 1969-70 Rainfall recorded by Royal Observatory 87.37 70.53 Average rainfall recorded in Waterworks catchments 83.87 67.39 Average annual rainfall 85.62 68.96(2) Yield (in million gallons)
Yields from catchment areas: 1968-69 1969-70 Old reservoirs 33,605 27,721 Plover Cove ... ... 16,118 8,746 6,236 3,842 15,053 15,016 71,012 55,325 419 769 Pumped from the River Indus and Extracted from the Muk Wu Wells 2,857 ... Received from China by pipeline ... 67,736 Less Losses: At Indus Fabridam ... 54,556 Plover Cove pumped to waste D ... ... ... Total ... ...(3) Storage (in million gallons)
Total storage in the Colony's impounding reservoirs:
Date Quantity Stored 1st April, 1969 ... 1st July, 1969 ... 1st October, 1969 ... 1st January, 1970 ... 1st April, 1970 ...(4) Consumption (in million gallons)
Urban areas New Territories (minor supplies) Total Daily average Old Reservoirs % Full Plover Cove Old Plover Cove 7,623 25,393 45.4 69.9 12,046 29,905 71.7 77.5 11,614 36,116 69.2 97.0 5,960 31,943 35.4 85.5 6,132 23,879 36.4 64.0 1968-69 51,149 51,437 140.1 1969-70 (8,760 hours) 57,416 57,749 158.2 288 333 173.1 193.6 Highest daily consumption 175 ... ... ... ... ...