Prince George's County

Maryland — Natural Disaster Risk Assessment

Medium

Composite Risk Score

93.2

National percentile: 93th

Prince George's County faces medium composite natural disaster risk (NRI Risk Index score 93.2, 93th national percentile), driven primarily by winter weather and lightning exposure. Expected annual loss across all 18 hazard types is $122M.

Source: FEMA National Risk Index v1.20 · Updated December 2025

Expected Annual Loss $122M Annualized county-level EAL
Social Vulnerability Medium Population sensitivity
Community Resilience Low Capacity to recover
Population 966K Latest estimate

Top Hazards

Winter Weather
Very High $2M/yr
Lightning
Very High $4M/yr
Heat Wave
High $12M/yr

All 18 Hazard Risks

Winter Weather Very High 9.32 / yr $2M
Lightning Very High 39.86 / yr $4M
Heat Wave High 6.05 / yr $12M
Strong Wind High 7.24 / yr $3M
Tornado High 0.37 / yr $11M
Riverine Flood High 4.18 / yr $65M
Earthquake Medium 0.00 / yr $8M
Hurricane Medium 0.09 / yr $11M
Landslide Medium 0.36 / yr $59K
Hail Medium 3.30 / yr $2M
Drought Medium 3.50 / yr $1M
Ice Storm Medium 0.35 / yr $392K
Cold Wave Medium 1.21 / yr $3M
Coastal Flood Low 3.71 / yr $106K
Wildfire Very Low 0.00 / yr $27K
Avalanche Very Low 0.00 / yr $0
Tsunami Very Low 0.00 / yr $0
Volcanic Activity Very Low 0.00 / yr $0

Frequently Asked Questions

What is the overall natural disaster risk for Prince George's County?

Prince George's County has a composite FEMA National Risk Index score of 93.2 out of 100, placing it in the Medium category and the 93th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.

What are the top natural hazards in Prince George's County?

The three highest-rated hazards are Winter Weather (Very High, $2M EAL), Lightning (Very High, $4M EAL), Heat Wave (High, $12M EAL). These account for most of the county's expected annual losses.

How does Prince George's County compare to other Maryland counties?

Prince George's County ranks #3 of 24 Maryland counties for overall natural disaster risk, with a medium rating.

What does Expected Annual Loss (EAL) mean?

EAL is FEMA's estimate of average annual dollar losses from natural hazards, calculated from historical event data and exposure models. Prince George's County's $122M EAL is a statistical average, not a guarantee for any specific year or address.