Enter any address in Hamilton County, New York to see its FEMA flood zone
Flash flooding from heavy rainfall events is a significant concern in Hamilton County. Between 2024 and 2023, the county experienced events such as flash flooding on July 10, 2024, caused by the remnants of tropical storm Beryl, and widespread flooding from December 18, 2023, when heavy rainfall led to both areal and river flooding.
Over the past 30 years, NOAA Storm Events data shows 38 flood events and 10 flash flood events, alongside one tropical storm. National Flood Insurance Program (NFIP) claims data indicates that properties in Zone A have experienced an average water depth of 9.2 feet with an average payout of $8,609. Properties in Zone X_UNSHADED have seen an average payout of $52,812 with an average water depth of 1.0 foot, while Zone UNKNOWN claims averaged $11,680 with 3.6 feet of water. Homeowners in or near areas prone to river overflow, or those in Zone A or Zone UNKNOWN, should pay particular attention to flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
19 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Hamilton County, New York has recorded 49 flood-related events since 1996 according to NOAA's Storm Events Database, including 10 flash floods and 38 river or area floods. The county has received 18 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 (1993–2024)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Storm, Tornadoes, And Flooding | Flood | Jul 10, 2024 |
| Severe Storms And Flooding | Severe Storm | Jul 9, 2023 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Storms, Straight-line Winds, And Flooding | Severe Storm | Oct 31, 2019 |
| Severe Winter Storm And Snowstorm | Snowstorm | Mar 14, 2017 |
| Hurricane Sandy | Hurricane | Oct 27, 2012 |
| Hurricane Irene | Hurricane | Aug 26, 2011 |
| Severe Storms, Flooding, Tornadoes, And Straight-line Winds | Flood | Apr 26, 2011 |
| Severe Storms And Flooding | Severe Storm | Nov 16, 2006 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Jul 10, 2024 | 0.50K |
| Flood | Dec 18, 2023 | 10.00K |
| Flood | Jul 11, 2023 | 2.50M |
| Flood | Feb 24, 2022 | 50.00K |
| Flood | Dec 25, 2020 | 0.00K |
| Flood | Oct 31, 2019 | 0.00K |
| Flash Flood | Oct 31, 2019 | 0.00K |
| Flood | Nov 1, 2019 | 0.00K |
| Flood | Nov 1, 2019 | 1.23M |
| Flood | Jan 12, 2018 | 0.00K |
Flash Flood — Jul 10, 2024
On July 10, 2024, remnants of tropical storm Beryl impacted Eastern New York, bringing moderate to heavy rainfall mainly to the Southwest Adirondacks, though pockets of heavier rainfall was also observed in the Upper-Hudson Valley and Helderbergs. Total rainfall ranged from about an inch to three inches with locally higher amounts up to four inches. As a result of heavy rainfall, an isolated in...
Flood — Dec 18, 2023
An area of low pressure tracked up the East Coast and intensified in the process as it brought widespread moderate to heavy rainfall across eastern New York on December 18, 2023. Rainfall totals were between 2 and 5 inches with the highest amounts across the eastern Catskills. This rain led to both areal and river flooding across the region. Some rivers didn't recede until December 22.||States ...
Flood — Jul 11, 2023
A strong upper-level system brought widespread rounds of showers and thunderstorms to eastern New York on July 9-11, 2023. The steadiest and heaviest rainfall occurred during the afternoon hours on July 9, the early morning hours on July 10 and during the evening hours on July 10 into the overnight hours on July 11. Rainfall totals varied greatly from region to region but the hardest hit areas ...
Flood — Feb 24, 2022
An area of low pressure moved across the region bringing mild and windy weather along with periods of rainfall, some heavy enough, to cause localized areas of flooding. An ice jam also developed in the Village of Dolgeville leading to flooding along the East Canada Creek.
Flood — Dec 25, 2020
An area of low pressure tracking from the Great Lakes to Hudson Bay advected in an unseasonably warm air mass into the region from Thursday, December 24 to Friday, December 25, 2020. Rain gradually overspread the region from west to east during the day on December 24 with the steadiest, heaviest rainfall during the overnight hours and early morning hours of December 25. Rain showers continued t...
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 Hamilton County, New York:
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 Hamilton County, New York 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.