Flood Risk in Christchurch, New Zealand
Risk Level: Low — Score 0/10
Key Risk Factors
- 22 events recorded in proximity in recent decades
- 2 event(s) in the last 12 months
Peak season: March-September
Last significant event: Flood - Clutha Basin, New Zealand (2024-07-03) — 1,060,000 people exposed
Highest Risk Cities for Floods
How Christchurch Compares
Notable Flood Events Near Christchurch
Floods - Christchurch, New Zealand
August 12, 2012 — WARNING
Impact data not available
Floods - Canterbury Region, New Zealand
December 8, 2019 — WARNING
Impact data not available
Flood - Clutha Basin, New Zealand
July 2, 2024 — WARNING
1,060,000 people exposed; $160,941M capital exposed
Flood - Clutha Basin, New Zealand
May 5, 2024 — WARNING
832,000 people exposed; $132,769M capital exposed
Flood - Clutha Basin, New Zealand
January 22, 2024 — WARNING
771,000 people exposed; $125,268M capital exposed
Flood Preparedness Tips
- 1.Know if your property is in a flood zone — check FEMA maps
- 2.Consider flood insurance even if not in a high-risk zone
- 3.Never drive through flooded roadways — Turn Around, Don’t Drown
- 4.Move valuables and important documents to upper floors
- 5.Install sump pumps and check valves in plumbing
Related Pages
How this data is built
Christchurch, New Zealand flood risk combines Historical Event Intelligence with authoritative hazard modeling from the Geospatial Intelligence Layers catalog. Live flood monitoring is available through the Event Intelligence API and the DisasterAWARE Platform.
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