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Last reviewed: Wed, 05 Oct 2011

Christchurch water statistics

Please note that the information below is indicative only and subject to change.

Population served 320,000 people
Annual quantity of water pumped 50,000,000m3 = 50,000,000t
Average daily consumption 450L/person
Maximum daily consumption 1000L/person
Minimum daily consumption 200L/person
Number of pumping stations 54
Total number of wells 167
Depth of deepest well 220m
Diameter of largest well 580mm
Length of water mains with fire hydrant 1550km
Total length of water pipes 1500km
Number of connections to the system 117,000
Number of bulk water storage reservoirs 7
Number of service reservoirs 27
 

Authorising Unit: Asset and Network Planning

Last reviewed: Wednesday, October 05, 2011

Next review: Thursday, April 05, 2012

Keywords: statistics