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Low

flood Flood Risk in Christchurch, New Zealand

Risk Level: Low — Score 0/10

Risk: 0Historical: 10

Key Risk Factors

  • 21 events recorded in proximity in recent decades
  • 1 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

1
New York, NY
FEMA: 9Historical: 10
2
Los Angeles, CA
FEMA: 9Historical: 10
3
Chicago, IL
FEMA: 9Historical: 10
4
Houston, TX
FEMA: 9Historical: 10
5
Phoenix, AZ
FEMA: 9Historical: 10
6
Philadelphia, PA
FEMA: 9Historical: 10
7
San Antonio, TX
FEMA: 9Historical: 10
8
San Diego, CA
FEMA: 9Historical: 10
9
Dallas, TX
FEMA: 9Historical: 10
10
San Jose, CA
FEMA: 9Historical: 10
Christchurch is not in the top 10 for flood risk among tracked cities.

How Christchurch Compares

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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

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Earthquake Risk in Christchurch
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Tornado Risk in Christchurch
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Winter Storm Risk in Christchurch
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Landslide Risk in Christchurch
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Extreme Heat Risk in Christchurch
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High Wind Risk in Christchurch
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Tsunami Risk in Christchurch
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Score: 1/10
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Score: 0/10
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Flood Risk in Suva, Fiji
Score: 9/10

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