Natural Disasters in Connecticut: History & Risk Data
8,498 recorded disaster events across 262 ZIP codes.
State Statistics
Event Timeline
Hazard Breakdown
Most Affected ZIP Codes in Connecticut
📊 Connecticut Disaster Profile
Federal and state records show 8,498 natural disaster events for Connecticut, spanning 262 ZIP codes. The cumulative documented property damage stands at $9.5B. A total of 305 fatalities have been attributed to natural disasters in the state.
⚠️ Hazard Distribution
Hailstorms lead Connecticut's disaster profile with 3,020 events (36%), causing $2.2M in property damage. Other significant hazards include blizzards (2,057 events, $1.4B in damages), floods (1,817 events, $699.7M in damages), and tornadoes (882 events, $7.4B in damages). Connecticut has no recorded hurricanes in the dataset.
📍 Geographic Impact
The most disaster-affected areas in Connecticut include ZIP 06032 (78 events, $38.7M in damages), ZIP 06790 (73 events, $4.8M in damages), and ZIP 06759 (73 events, $27.4M in damages).
📈 Trends Over Time
Disaster frequency in Connecticut has increased markedly over time. The average annual event count in recent decades is roughly 685% higher than in earlier periods of the record. The year 2010 stands out as particularly active, with 638 events recorded — likely driven by a major weather system or disaster season.
❓ Frequently Asked Questions — Connecticut
What natural disasters occur in Connecticut?
Connecticut has experienced 8,498 documented natural disaster events. The hazard types recorded include hailstorms (3,020), blizzards (2,057), floods (1,817), tornadoes (882), severe wind events (653), earthquakes (56), extreme heat events (8), and wildfires (5). The most common hazard is hailstorms, accounting for 36% of all events.
What are the most disaster-prone areas in Connecticut?
Based on historical records, the most disaster-affected ZIP codes in Connecticut are ZIP 06032 (78 events), ZIP 06790 (73 events), ZIP 06759 (73 events), ZIP 06095 (72 events), and ZIP 06002 (71 events). These areas have the highest concentration of recorded natural disaster events in the state.
How much damage have natural disasters caused in Connecticut?
Natural disasters have caused a documented $9.5B in property damage across Connecticut. This total is based on records from FEMA, NOAA, and USGS, covering events from the 1950s onward. The actual figure is likely higher, as not all events have complete damage records.
About This Data
State-level data aggregated from FEMA (disaster declarations, NFIP flood claims), NOAA Storm Events Database, USGS Earthquake Hazards Program, and NIFC wildfire records. Historical coverage varies by source, with most records beginning in the 1950s–1970s. Full methodology →