Enter any address in Hampshire County, Massachusetts to see its FEMA flood zone
Flash flooding from thunderstorms is the dominant flood character in Hampshire County. In July 2025, slow-moving thunderstorms brought heavy rain and scattered flash flooding, and on another occasion that same month, a weak front resulted in localized flash flooding.
The National Flood Insurance Program has recorded 146 claims in Zone A, with an average payout of $11,081 and an average water depth of 8.1 feet. Zone X also saw claims with an average payout of $10,268 and an average water depth of 6.0 feet. Properties in Zone A and Zone X, as well as those near rivers or without a Base Flood Elevation, should pay the most attention to flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
31 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Hampshire County, Massachusetts has recorded 73 flood-related events since 1996 according to NOAA's Storm Events Database, including 30 flash floods and 39 river or area floods. The county has received 23 federal disaster declarations, 1 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1985–2023)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Hurricane Lee | Hurricane | Sep 15, 2023 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Winter Storm, Snowstorm, And Flooding | Severe Storm | Feb 8, 2013 |
| Hurricane Sandy | Hurricane | Oct 27, 2012 |
| Severe Storm | Severe Storm | Oct 29, 2011 |
| Severe Storm And Snowstorm | Severe Storm | Oct 29, 2011 |
| Tropical Storm Irene | Hurricane | Aug 27, 2011 |
| Hurricane Irene | Hurricane | Aug 26, 2011 |
| Severe Winter Storm And Snowstorm | Snowstorm | Jan 11, 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 | Jul 11, 2025 | 0.00K |
| Flood | Jan 10, 2024 | 0.00K |
| Flood | Dec 18, 2023 | 10.00K |
| Flood | Jul 10, 2023 | 0.00K |
| Flash Flood | Jul 10, 2023 | 0.00K |
| Flood | Sep 9, 2023 | 0.00K |
| Flash Flood | Sep 8, 2023 | 0.00K |
| Tropical Storm | Aug 22, 2021 | 1.30K |
| Flood | Jul 18, 2021 | 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 — Jul 11, 2025
A weak front brought a few thunderstorms to Massachusetts which resulted in spotty wind damage and localized flash flooding.
Flood — Jan 10, 2024
A negatively tilted mid level trough swung through New England while at the surface a low pressure center passed directly over southern New England. This inland runner brought warm air so that all precipitation fell as rain, along with strong winds. There was a good deal of tree damage from the winds and widespread river flooding with many rivers going into major flood stage. Coastal flooding w...
Flood — Dec 18, 2023
A strong storm system moved up the Atlantic coast Sunday night into Monday, merging with a short wave trough exiting the northern Great Plains and taking the surface low west of southern New England. This brought strong southerly winds and coastal flooding to southern New England. This was a very impactful storm flooding roads, closing schools, knocking out power to 300,000 across MA, cancellin...
Flood — Jul 10, 2023
An anomalously amplified mid level trough moving east from the Great Lakes closed off and brought widespread showers and scattered thunderstorms which lead to flooding in western and central Massachusetts. Many roads were closed and cars were stuck in flood waters.
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 Hampshire County, Massachusetts:
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 Hampshire County, Massachusetts 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.