Enter any address in Grand Isle County, Vermont to see its FEMA flood zone
5 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Grand Isle County, Vermont has recorded 13 flood-related events since 1996 according to NOAA's Storm Events Database, including 2 flash floods and 7 river or area floods. The county has received 18 federal disaster declarations, 4 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1973–2024)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Tropical Depression Debby | Tropical Storm | Aug 8, 2024 |
| Flooding | Flood | Jul 9, 2023 |
| Severe Storms, Flooding, Landslides, And Mudslides | Flood | Jul 7, 2023 |
| Severe Storm And Flooding | Severe Storm | Dec 22, 2022 |
| Tropical Storm Henri | Hurricane | Aug 22, 2021 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Storm And Flooding | Severe Storm | May 4, 2018 |
| Severe Storm And Flooding | Severe Storm | Oct 29, 2017 |
| Severe Winter Storms | Severe Ice Storm | Dec 20, 2013 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Lakeshore Flood | Apr 13, 2011 | — |
| Lakeshore Flood | May 1, 2011 | 3.00M |
| Lakeshore Flood | Jun 1, 2011 | 0.00K |
| Lakeshore Flood | Apr 20, 2007 | 20.00K |
| Flood | Apr 23, 2001 | 5K |
| Flood | May 1, 2001 | 5K |
| Flash Flood | Jul 1, 1998 | 50K |
| Flood | Apr 1, 1998 | 10K |
| Flash Flood | Apr 1, 1998 | — |
| Flood | Jan 19, 1996 | 40K |
Lakeshore Flood — Apr 13, 2011
Record Flooding occurred along the shores of Lake Champlain from mid-April to mid-June. NWS Flood Stages for the United States Geological Survey (USGS) gages on Lake Champlain at the ECHO Center in Burlington, VT and Rouses Point, NY are 100.0 feet and were surpassed on April 13th and finally receded below flood stage on June 18th. ||Major flooding occurs with lake levels at or above 101.5 fe...
Lakeshore Flood — May 1, 2011
Record Flooding occurred along the shores of Lake Champlain from mid-April to mid-June. NWS Flood Stages for the United States Geological Survey (USGS) gages on Lake Champlain at the ECHO Center in Burlington, VT and Rouses Point, NY are 100.0 feet and were surpassed on April 13th and finally receded below flood stage on June 18th. ||Major flooding occurs with lake levels at or above 101.5 fe...
Lakeshore Flood — Jun 1, 2011
Record Flooding occurred along the shores of Lake Champlain from mid-April to mid-June. NWS Flood Stages for the United States Geological Survey (USGS) gages on Lake Champlain at the ECHO Center in Burlington, VT and Rouses Point, NY are 100.0 feet and were surpassed on April 13th and finally receded below flood stage on June 18th. ||Major flooding occurs with lake levels at or above 101.5 fe...
Lakeshore Flood — Apr 20, 2007
The melting of snow from an above normal snow pack established in February, March and early April, as well as several rain events during the latter half of April, contributed to a significant run-off into streams and rivers of the Lake Champlain basin, which eventually deposited into Lake Champlain.|Lake Champlain had been rising steadily since mid month, and at 7:15 pm LST on April 20th, final...
Flood — Apr 23, 2001
Snow melt and associated runoff due to the spring melt resulted in flooding along the shores of Lake Champlain. Lake levels reached the 100.99 foot level (flood stage is 100 feet). Lakeshore flooding continued into the month of May.
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 Grand Isle County, Vermont:
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 Grand Isle County, Vermont 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.