1976-1977

APPENDIX CC

WATERWORKS OFFICE

GENERAL STATISTICS

(1) Rainfall (in millimetres)

1975-76 1976-77 Rainfall recorded by Royal Observatory 2905.5 2194.4 Average rainfall recorded in Waterworks catchments 2787.7 2206.0 Long Term Mean annual rainfall at the Royal Observatory 2177.4 2177.4

(2) Yield (in million cubic metres)

Yield from catchment areas: 1975-76 1976-77 Old reservoirs 160.40 131.22 Plover Cove 128.40 (a) 130.86 (a) Pumped from the River Indus -10.38 (b) 2.43 Received from China by pipeline 93.58 95.85 Desalter Water 10.96 5.58 Total 382.96 365.94

Note: (a) Plover Cove System including Lower Shing Mun Reservoir.

(b) Water discharged into River Indus and rejected.

(3) Storage (in million cubic metres)

The storage in the territory's impounding reservoirs : Quantity Stored % Full Old Reservoirs Plover Cove System Old Reservoirs Plover Cove System 1st April 1976 31.82 187.13 44.1 80.0 1st July 1976 50.78 187.25 70.4 80.0 1st October 1976 70.73 223.10 98.1 95.3 1st January 1977 41.09 196.64 57.0 84.0 1st April 1977 26.45 149.05 36.7 63.7

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