DisasterAWARE
7
Very High

flood Flood Risk in Denver, CO

Risk Level: Very High — Score 7/10

FEMA: 7Historical: 10

Live Flood alert status near Denver

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Key Risk Factors

  • FEMA rates Denver's county as Relatively High risk
  • Estimated annual loss of $94M from this hazard type
  • Extensive history of significant events in this area
  • High recent activity — multiple events in the last 12 months
  • Occurs roughly 0.82 times per year on average

Peak season: March-September

Last significant event: Flood - Denver, Colorado, United States (2026-05-20) — 120,000 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
Denver is not in the top 10 for flood risk among tracked cities.

How Denver Compares

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Notable Flood Events Near Denver

DisasterAWARE's historical archive records 5 notable flood events near Denver, ranked below by impact. The most impactful: Flood - Denver, Colorado, United States (May 2026) — 120,000 people exposed; $12,852M capital exposed.

Flood - Denver, Colorado, United States

May 19, 2026 — ADVISORY

120,000 people exposed; $12,852M capital exposed

Flood - Denver--Aurora, CO Region, United States

June 28, 2023 — WARNING

Impact data not available

Flood - Denver--Aurora, CO Region, United States

August 7, 2022 — WARNING

Impact data not available

Flood - Denver--Aurora, CO Region, United States

June 25, 2020 — WARNING

Impact data not available

Flood - Denver--Aurora, CO Region, United States

July 19, 2019 — 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

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Earthquake Risk in Denver
Score: 5/10
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Wildfire Risk in Denver
Score: 1/10
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Hurricane Risk in Denver
Score: 0/10
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Tornado Risk in Denver
Score: 7/10
winter-storm
Winter Storm Risk in Denver
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Landslide Risk in Denver
Score: 5/10
extreme-heat
Extreme Heat Risk in Denver
Score: 3/10
drought
Drought Risk in Denver
Score: 1/10
high-wind
High Wind Risk in Denver
Score: 7/10
tsunami
Tsunami Risk in Denver
Score: 0/10
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Flood Risk in Colorado Springs, CO
Score: 7/10
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Flood Risk in Albuquerque, NM
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Flood Risk in Omaha, NE
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How this data is built

Denver, CO 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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