DisasterAWARE
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Low

flood Flood Risk in Chennai, India

Risk Level: Low — Score 0/10

Risk: 0Historical: 10

Live Flood alert status near Chennai

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Live flood map around Chennai

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Key Risk Factors

  • 49 events recorded in proximity in recent decades
  • 2 event(s) in the last 12 months
  • Largest recent event exposed 40,400,000 people

Peak season: March-September

Last significant event: Flood - Chennai, Andhra Pradesh, Puducherry and Tamil Nadu, India (2024-09-17) — 40,400,000 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
Chennai is not in the top 10 for flood risk among tracked cities.

How Chennai Compares

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Notable Flood Events Near Chennai

DisasterAWARE's historical archive records 5 notable flood events near Chennai, ranked below by impact. The most impactful: Flood - Chennai, Andhra Pradesh, Puducherry and Tamil Nadu, India (September 2024) — 40,400,000 people exposed; $228,208M capital exposed.

Flood - Chennai, Andhra Pradesh, Puducherry and Tamil Nadu, India

September 16, 2024 — WARNING

40,400,000 people exposed; $228,208M capital exposed

Flood - Chennai, Tamil Nadu, India

October 8, 2023 — WARNING

16,822,970 people exposed; $111,645M capital exposed

Flood - Chennai, Eastern India

December 19, 2023 — WARNING

16,800,000 people exposed; $111,645M capital exposed

Flood - Chennai, Eastern India

November 26, 2023 — WARNING

16,800,000 people exposed; $111,645M capital exposed

Flood - Chennai, Tamil Nadu, India

October 18, 2023 — WARNING

16,800,000 people exposed; $111,645M 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 Chennai
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Wildfire Risk in Chennai
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Tornado Risk in Chennai
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winter-storm
Winter Storm Risk in Chennai
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Landslide Risk in Chennai
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extreme-heat
Extreme Heat Risk in Chennai
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drought
Drought Risk in Chennai
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high-wind
High Wind Risk in Chennai
Score: 0/10
tsunami
Tsunami Risk in Chennai
Score: 0/10
flood
Flood Risk in Mumbai, India
Score: 9/10
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Flood Risk in Dhaka, Bangladesh
Score: 9/10
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Flood Risk in Kathmandu, Nepal
Score: 5/10

How this data is built

Chennai, India 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.

The data behind this page

Every score and event here comes from DisasterAWARE's hazard database — available as downloadable historical datasets and a real-time API.

Historical flood event data for Chennai, India — free dataset samples →Real-time flood alerts by API →

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