9
Extreme
Flood Risk in Philadelphia, PA
Risk Level: Extreme — Score 9/10
FEMA: 9Historical: 10
Key Risk Factors
- FEMA rates Philadelphia's county as Very High risk for this hazard
- Estimated annual loss of $266M from this hazard type
- 328 significant events recorded in proximity since 1950
- 38 events in the last 12 months indicate ongoing risk
- Average annual frequency: 5.8 events per year
Peak season: March-September
Last significant event: Flood - Philadelphia, PA--NJ--DE--MD Region, United States (2024-07-24) — 2,340,000 people exposed
Highest Risk Cities for Floods
6
Philadelphia, PA
FEMA: 9Historical: 10
How Philadelphia Compares
Loading chart...
Notable Flood Events Near Philadelphia
Flood - Philadelphia, PA--NJ--DE--MD Region, United States
June 14, 2021 — WARNING
Impact data not available
Flood - Philadelphia, PA--NJ--DE--MD Region, United States
June 14, 2021 — WARNING
Impact data not available
Flood - Philadelphia, PA--NJ--DE--MD Region, United States
June 14, 2021 — WARNING
Impact data not available
Flood - Philadelphia, PA--NJ--DE--MD Region, United States
October 4, 2021 — WARNING
Impact data not available
Flood - Philadelphia, PA--NJ--DE--MD Region, United States
July 23, 2024 — WARNING
2,340,000 people exposed; $554,222M 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
Earthquake Risk in Philadelphia
Score: 7/10
Wildfire Risk in Philadelphia
Score: 1/10
Hurricane Risk in Philadelphia
Score: 7/10
Tornado Risk in Philadelphia
Score: 7/10
Winter Storm Risk in Philadelphia
Score: 9/10
Landslide Risk in Philadelphia
Score: 3/10
Extreme Heat Risk in Philadelphia
Score: 9/10
Drought Risk in Philadelphia
Score: 1/10
High Wind Risk in Philadelphia
Score: 7/10
Tsunami Risk in Philadelphia
Score: 0/10
Flood Risk in New York, NY
Score: 9/10
Flood Risk in Baltimore, MD
Score: 7/10
Flood Risk in Washington, DC
Score: 7/10
Monitor Flood Risk in Real Time
Get real-time flood alerts for Philadelphia, PA and hundreds of other locations with DisasterAWARE's enterprise platform.
Learn More About DisasterAWARE