DisasterAWARE
9
Extreme

flood Flood Risk in Hong Kong, China

Risk Level: Extreme — Score 9/10

Risk: 9Historical: 10

Live Flood alert status near Hong Kong

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Live flood map around Hong Kong

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Key Risk Factors

  • High risk rating for Hong Kong based on ThinkHazard (River flood)
  • Frequent historical activity recorded in proximity
  • 5 event(s) in the last 12 months
  • Significant river or coastal flood exposure

Peak season: March-September

Last significant event: Floods - Hong Kong (2022-08-17)

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
Hong Kong is not in the top 10 for flood risk among tracked cities.

How Hong Kong Compares

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Notable Flood Events Near Hong Kong

DisasterAWARE's historical archive records 5 notable flood events near Hong Kong, ranked below by impact. The most impactful: Floods - Hong Kong (August 2022).

Floods - Hong Kong

August 16, 2022 — WARNING

Impact data not available

Floods - Hong Kong

May 11, 2022 — WARNING

Impact data not available

Floods - Northern Hong Kong

October 7, 2021 — WARNING

Impact data not available

Floods - Northern Hong Kong

August 18, 2021 — WARNING

Impact data not available

Floods - Northern Hong Kong

July 19, 2021 — WARNING

Impact data not available

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

earthquake
Earthquake Risk in Hong Kong
Score: 5/10
wildfire
Wildfire Risk in Hong Kong
Score: 9/10
hurricane
Hurricane Risk in Hong Kong
Score: 9/10
tornado
Tornado Risk in Hong Kong
Score: 0/10
winter-storm
Winter Storm Risk in Hong Kong
Score: 0/10
landslide
Landslide Risk in Hong Kong
Score: 5/10
extreme-heat
Extreme Heat Risk in Hong Kong
Score: 9/10
drought
Drought Risk in Hong Kong
Score: 5/10
high-wind
High Wind Risk in Hong Kong
Score: 0/10
tsunami
Tsunami Risk in Hong Kong
Score: 0/10
flood
Flood Risk in Taipei, Taiwan
Score: 9/10
flood
Flood Risk in Hanoi, Vietnam
Score: 0/10
flood
Flood Risk in Manila, Philippines
Score: 9/10

How this data is built

Hong Kong, China 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 Hong Kong, China — free dataset samples →Real-time flood alerts by API →

Monitor Flood Risk in Real Time

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