Enter any address in Carroll County, Missouri to see its FEMA flood zone
River overflow along the Missouri River is the dominant flood character for Carroll County. Over the last 30 years, NOAA Storm Events data shows 55 flood events and 21 flash flood events. For example, heavy precipitation and snowmelt caused the Missouri River to flood in March and continue through May and June of 2019. Additionally, torrential rains from thunderstorms caused flooding on May 21, 2019.
National Flood Insurance Program (NFIP) data indicates that properties in Zone A have experienced the most claims, with an average payout of $20,137 and an average water depth of 3.9 feet. While Zone X_UNSHADED has fewer claims, one claim averaged $46,866. Homeowners and real estate agents with properties located in Zone A or near the Missouri River should pay the most attention to flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
9 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Carroll County, Missouri has recorded 76 flood-related events since 1996 according to NOAA's Storm Events Database, including 21 flash floods and 55 river or area floods. The county has received 28 federal disaster declarations, 7 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1965–2021)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Storms, Straight-line Winds, Tornadoes, And Flooding | Severe Storm | Jun 24, 2021 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Storms, Tornadoes, And Flooding | Severe Storm | Apr 29, 2019 |
| Severe Storms, Straight-line Winds, And Flooding | Flood | Mar 11, 2019 |
| Flooding | Flood | Jun 1, 2011 |
| Severe Winter Storm | Severe Storm | Jan 31, 2011 |
| Severe Winter Storm And Snowstorm | Severe Storm | Jan 31, 2011 |
| Severe Storms, Flooding, And Tornadoes | Severe Storm | Jun 12, 2010 |
| Severe Winter Storm | Severe Ice Storm | Jan 26, 2009 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Jun 25, 2021 | 0.00K |
| Flood | May 21, 2019 | 0.00K |
| Flood | May 1, 2019 | 0.00K |
| Flood | Jun 1, 2019 | 0.00K |
| Flood | Apr 1, 2019 | 0.00K |
| Flash Flood | Aug 31, 2018 | 0.00K |
| Flood | Sep 14, 2016 | 0.00K |
| Flood | Sep 13, 2016 | 0.00K |
| Flash Flood | Jul 13, 2016 | 0.00K |
| Flash Flood | Aug 1, 2016 | 0.00K |
Flash Flood — Jun 25, 2021
Late in the afternoon, and through the evening hours on June 24 a cluster of storms over southeast Nebraska congealed into a line of thunderstorms that focused across northern Missouri. Most notably within this line of storms was a cluster of QLCS tornadoes that formed in Grundy County. There may have been other tornadoes associated with circulations that were noted on radar, but emergency mana...
Flood — May 21, 2019
A line of generally sub-severe thunderstorms moved through the region during the early morning hours on May 21. These storms didn't produce any severe winds or hail, but as they moved east wake low winds produced damage consisting of several tree limbs down as well as power lines and power poles. The storms then went on to produce torrential rains which caused areas of flooding.
Flood — May 1, 2019
Heavy late winter and spring precipitation, mixed with a loaded snow pack caused the Missouri River to flood in March. Consistent heavy rains continued the Missouri River flooding into and through May. Some locations along the Missouri River were in major flood for several weeks as heavy rains continued.
Flood — Jun 1, 2019
Heavy late winter and spring precipitation, mixed with a loaded snow pack caused the Missouri River to flood in March. Consistent heavy rains continued the Missouri River flooding into and through June. Some locations along the Missouri River were in major flood for several weeks as heavy rains continued. While the flooding continued through June, there was some gradual and steady improvement a...
Flood — Apr 1, 2019
The flooding that began in mid March along the Missouri River continued through April and into May. Some areas experienced record flooding from this event, and several levees broke within the time span of this event.
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 Carroll County, Missouri:
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 Carroll County, Missouri 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.