Estuary & Sumner Flood Protection

Flood protection works for Southshore, Redcliffs, and parts of Sumner.

This is a $10.0M stormwater project in Linwood-Heathcote, Christchurch, currently in progress.

Flood protection works for Southshore, Redcliffs, and parts of Sumner. Includes stopbanks, drainage improvements, and coastal resilience measures.

Why This Project Matters

These communities are among the most flood-prone in Christchurch. Protection works reduce the risk of property flooding from both river and sea.

Latest Update

Stopbank repairs and drainage improvements continuing. Working alongside Coastal Adaptation Planning Programme.

Budget Details

DetailValue
Total Budget$10.0M
CategoryStormwater
WardLinwood-Heathcote
StatusIn Progress

Data & Sources

Budget and project data: CCC Long Term Plan 2024–2034, orbviz.com capital programme API. Research source: CCC Stormwater Projects. 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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