Enter any address in Hartford County, Connecticut to see its FEMA flood zone
Flash flooding from summer thunderstorms is the dominant flood character in Hartford County. Recent events include flash flooding on July 14th and June 21st, with a significant event on August 18th causing record rainfall and devastating flooding in parts of the region.
The National Flood Insurance Program has processed 1,482 claims in Hartford County. Zone A, which typically represents areas with higher flood risk, has the highest number of claims at 877, with an average payout of $9,141 and an average water depth of 3.6 feet. Zone X, representing moderate flood risk, has 282 claims. Homeowners in Zone A and those in areas prone to flash flooding from heavy rainfall events should pay the most attention to flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
83 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Hartford County, Connecticut has recorded 192 flood-related events since 1996 according to NOAA's Storm Events Database, including 92 flash floods and 96 river or area floods. The county has received 30 federal disaster declarations, 2 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1978–2024)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Hawthorne Fire | Fire | Oct 21, 2024 |
| Hurricane Henri | Hurricane | Aug 21, 2021 |
| Tropical Storm Isaias | Hurricane | Aug 4, 2020 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Winter Storm | Severe Storm | Feb 8, 2013 |
| Severe Winter Storm And Snowstorm | Severe Storm | Feb 8, 2013 |
| Hurricane Sandy | Hurricane | Oct 27, 2012 |
| Severe Storm | Severe Storm | Oct 29, 2011 |
| Tropical Storm Irene | Hurricane | Aug 27, 2011 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Jul 14, 2025 | 0.00K |
| Flash Flood | Jun 30, 2024 | 0.00K |
| Flood | Jun 21, 2024 | 0.00K |
| Flash Flood | Jun 21, 2024 | 0.00K |
| Flash Flood | Aug 18, 2024 | 0.00K |
| Flash Flood | Jul 25, 2023 | 0.00K |
| Flash Flood | Jul 21, 2023 | 0.00K |
| Flood | Aug 18, 2023 | 0.00K |
| Flood | Jul 16, 2023 | 0.00K |
| Flash Flood | Jul 16, 2023 | 0.00K |
Flash Flood — Jul 14, 2025
Slow-moving thunderstorms brought heavy rain and scattered flash flooding to western interior southern New England.
Flash Flood — Jun 30, 2024
A round of thunderstorms brought wind damage and flash flooding to Connecticut.
Flood — Jun 21, 2024
Two rounds of thunderstorms brought damaging winds and isolated flash flooding to Connecticut in the afternoon and evening.
Flash Flood — Jun 21, 2024
Two rounds of thunderstorms brought damaging winds and isolated flash flooding to Connecticut in the afternoon and evening.
Flash Flood — Aug 18, 2024
A nearly stationary complex of storms set up over far southwest Connecticut causing record rainfall over 12 inches and devastating flooding. While most of the flooding occurred outside of the county warning area, some flooding did occur in Hartford County.
Source: NOAA National Weather Service Storm Events Database.
Source: OpenFEMA NFIP Individual Claims (2.25M records analyzed).
FEMA assigns flood zone designations to areas in Hartford County, Connecticut:
AE High Risk — 1% annual chance of flooding. Insurance required.
VE Very High Risk — Coastal flooding with wave action.
X (Shaded) Moderate Risk — 500-year floodplain.
X Low Risk — Outside major floodplains.
Properties in Hartford County, Connecticut that are in FEMA-designated Special Flood Hazard Areas (zones A and V) with federally backed mortgages are required to carry flood insurance.
Even outside high-risk zones, flood insurance is recommended. From 2014 to 2024, nearly one-third of NFIP claims came from outside the high-risk Special Flood Hazard Area.
Visit FloodSmart.gov to find an agent and get a quote.