Enter any address in Litchfield County, Connecticut to see its FEMA flood zone
Flash flooding from heavy rainfall events is a significant flood hazard in Litchfield County. Between 1996 and 2023, NOAA data recorded 92 flash flood events and 94 flood events, resulting in one reported death. Recent events, such as those in August 2024, demonstrate the impact of prolonged heavy rainfall, with accumulations up to 8.80 inches in southern parts of the county. These events have led to road closures, damaged infrastructure, and flooded basements in affected towns.
National Flood Insurance Program (NFIP) claims data indicates that properties in Zone A have experienced the highest number of claims, with an average payout of $20,891 and an average water depth of 6.7 feet. Zone X_SHADED also shows a high average payout of $27,151, though with a lower average water depth of 0.6 feet. Homeowners in Zone A, as well as those in Zone X with significant recorded water depths, should pay particular attention to their flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
70 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Litchfield County, Connecticut has recorded 192 flood-related events since 1996 according to NOAA's Storm Events Database, including 92 flash floods and 94 river or area floods. The county has received 31 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 |
|---|---|---|
| Severe Storm, Flooding, Landslides, And Mudslides | Severe Storm | Aug 18, 2024 |
| Severe Storms, Flooding, Landslides, And Mudslides | Severe Storm | Aug 18, 2024 |
| Remnants Of Hurricane Ida | Hurricane | Sep 1, 2021 |
| 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 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Jun 30, 2024 | 25.00K |
| Flash Flood | Aug 18, 2024 | 0.50K |
| Flash Flood | Aug 18, 2024 | 1.00K |
| Flash Flood | Aug 18, 2024 | 10.00K |
| Flash Flood | Aug 18, 2024 | 2.00K |
| Flash Flood | Aug 18, 2024 | 3.50K |
| Flood | Aug 18, 2024 | 0.00K |
| Flood | Jan 10, 2024 | 20.00K |
| Flood | Jan 9, 2024 | 5.00K |
| Flood | Sep 29, 2023 | 0.00K |
Flash Flood — Jun 30, 2024
A cold front tracking south east across northwest Connecticut brought scattered showers and thunderstorms, some of which became severe in Litchfield County. Severe thunderstorms resulted in numerous reports of downed trees and wires, in addition to nearly 500 people without power. Additionally, heavy rain resulted in an isolated instance of flash flooding wherein Route 199 in Roxbury was washed...
Flash Flood — Aug 18, 2024
A coastal low pressure system led to prolonged periods of heavy rainfall in northwest Connecticut on August 18, 2024. Rainfall totals were greatest in southern Litchfield County where total accumulations ranged from 1.75 to 8.80. As a result, numerous instances of flash flooding were reported. Flash flooding led to numerous road closures, damaged roadways, and damaged business parking lots. Add...
Flood — Aug 18, 2024
A coastal low pressure system led to prolonged periods of heavy rainfall in northwest Connecticut on August 18, 2024. Rainfall totals were greatest in southern Litchfield County where total accumulations ranged from 1.75 to 8.80. As a result, numerous instances of flash flooding were reported. Flash flooding led to numerous road closures, damaged roadways, and damaged business parking lots. Add...
Flood — Jan 10, 2024
A strong storm system brought gusty winds, heavy rainfall, river flooding and a light accumulation of high elevation wet snow to northwestern Connecticut from the afternoon hours on January 9 into the early morning hours on January 10, 2024. The main impact from this system was the heavy rainfall as widespread 2 to 4 inches of rain fell across Litchfield County. This resulted in flooding along ...
Flood — Jan 9, 2024
A strong storm system brought gusty winds, heavy rainfall, river flooding and a light accumulation of high elevation wet snow to northwestern Connecticut from the afternoon hours on January 9 into the early morning hours on January 10, 2024. The main impact from this system was the heavy rainfall as widespread 2 to 4 inches of rain fell across Litchfield County. This resulted in flooding along ...
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 Litchfield 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 Litchfield 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.