Water Supply Infrastructure Upgrades

Ongoing upgrades to water treatment plants, pump stations, and reticulation network to ensure safe drinking water supply for a growing population.

This is a $185.0M water & waste project across Christchurch, currently in progress.

Ongoing upgrades to water treatment plants, pump stations, and reticulation network to ensure safe drinking water supply for a growing population. Covers 1,700+ km of water mains.

Why This Project Matters

Safe drinking water for the whole city. Climate resilience improvements protect supply during droughts and extreme weather.

Latest Update

Asset renewal at 86-96% of depreciation. Treatment plant upgrades and network resilience improvements ongoing. $10.8M additional for mains renewals.

Budget Details

DetailValue
Total Budget$185.0M
CategoryWater & Waste
WardCitywide
StatusIn Progress

Data & Sources

Budget and project data: CCC Long Term Plan 2024–2034, orbviz.com capital programme API. Research source: LTP 2024-2034, Infrastructure Strategy. Budget figures from CCC capital programme. Scope and status from official CCC communications and council agenda reports. Data as at March 2026.

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