1975-1976

# APPENDIX CC

# WATERWORKS OFFICE

## GENERAL STATISTICS

(1) Rainfall (in millimetres)

1974-75 1975-76 Rainfall recorded by Royal Observatory 2403.60 2905.51 Average rainfall recorded in Waterworks catchments 2472.94 2787.68 Long Term Mean annual rainfall at the Royal Observatory 2177.41 2177.41

(2) Yield (in million cubic metres)

Yield from catchment areas: 1974-75 1975-76 Old reservoirs 147.83 160.40 Plover Cove 133.76(a) 128.40(a) Pumped from the River Indus 5.04 10.38(c) Received from China by pipeline 88.23 93.58 Desalter Water 0.04 10.96 Total 374.90(b) 382.96

(3) Storage (in million cubic metres)

The storage in the territory's impounding reservoirs:

Quantity % Full Old Reservoirs Stored Plover Cove System Old Reservoirs Plover Cove System 1st April 1975 48.06 162.63 66.7 69.5 1st July 1975 70.69 230.58 98.1 98.5 1st October 1975 68.29 223.12 94.7 95.3 1st January 1976 56.37 213.53 78.2 92.9 1st April 1976 31.82 187.13 44.1 80.0

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