Enter any address in Isanti County, Minnesota to see its FEMA flood zone
2 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Isanti County, Minnesota has recorded 7 flood-related events since 1996 according to NOAA's Storm Events Database, including 5 flash floods and 2 river or area floods. The county has received 10 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 (1965–2020)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Storms, Flooding, And Tornadoes | Severe Storm | Jul 1, 2011 |
| Hurricane Katrina Evacuation | Hurricane | Aug 29, 2005 |
| Severe Winter Storms, Flooding, And Tornadoes | Flood | Mar 23, 2001 |
| Severe Storms, Tornadoes, High Winds, Flooding | Severe Storm | Jun 28, 1997 |
| Drought | Drought | Jun 17, 1976 |
| Severe Storms & Flooding | Flood | Aug 1, 1972 |
| Flooding | Flood | Apr 18, 1969 |
| Flooding | Flood | Apr 11, 1965 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Aug 17, 2022 | 5.00K |
| Flash Flood | Sep 12, 2005 | — |
| Flood | Oct 4, 2005 | — |
| Flash Flood | Oct 4, 2005 | — |
| Flash Flood | Jun 24, 2002 | — |
| Flood | Apr 1, 2001 | — |
| Flash Flood | Jul 1, 1997 | 100K |
Flash Flood — Aug 17, 2022
Thunderstorms that originally developed across the Arrowhead of Minnesota early Wednesday morning, August 17th, created a boundary farther southward across east-central Minnesota. This boundary, with daytime heating leading to more instability, caused additional thunderstorms to develop. Due to weak winds aloft, these storms drifted southward but continued to redevelop on the west side. This le...
Flood — Apr 1, 2001
Heavy snowfall during winter remained on the ground through the end of March and then rapidly melted, resulting in river stages close to record levels. Water began to gush through drainage ditches, streams and into the mainstem rivers during midday April 1. Heavy rain April 7-8 over much of central Minnesota (see corresponding flood entry) prolonged the high water and also added one or two fee...
Flash Flood — Jul 1, 1997
Severe thunderstorms deposited very heavy rainfall on portions of the Twin Cities metropolitan area in a short period of time resulting in severe basement and street flooding and a number of collapsed basements. Heavy rainfall amounts in less than one hour included 5.2 inches at Woodbury, 4.5 inches at Brooklyn Center, 3.5 inches at St. Louis Park, 3.4 inches at Stillwater, 3.0 inches in Laude...
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 Isanti County, Minnesota:
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 Isanti County, Minnesota 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.