Enter any address in Scott County, Iowa to see its FEMA flood zone
Flash flooding from summer thunderstorms is a significant flood character for Scott County. Between 2000 and 2020, NOAA Storm Events data recorded 80 flood events and 64 flash flood events. For example, on July 10th, 2025, heavy rain led to flash flooding in Davenport near the Mississippi River. Major flash flooding also occurred in Davenport on July 11th, 2025, following intense rainfall from severe thunderstorms.
National Flood Insurance Program (NFIP) claims data indicates that Zone A, typically areas with higher flood risk, has the highest number of claims at 1,672, with an average payout of $14,474 and an average water depth of 4.4 feet. Zone X_SHADED areas also show a notable number of claims, with an average payout of $14,574. Homeowners in Zone A and Zone X_SHADED, as well as those near rivers and creeks, should pay particular attention to flood risk.
Summary generated from NOAA storm narratives and NFIP claim data for this county. Not predictive.
38 NOAA storm reports from this county describe what happened, in the words of the meteorologists who were there.
Scott County, Iowa has recorded 144 flood-related events since 1996 according to NOAA's Storm Events Database, including 64 flash floods and 80 river or area floods. The county has received 20 federal disaster declarations, 11 of which involved flooding or coastal storms. Enter any address above to check its FEMA flood zone designation.
FEMA Disaster Declarations (1965–2024)
Source: OpenFEMA Disaster Declarations Summaries.
| Declaration | Type | Date |
|---|---|---|
| Severe Storms, Flooding, Straight-line Winds, And Tornadoes | Severe Storm | Jun 16, 2024 |
| Flooding | Flood | Apr 24, 2023 |
| Severe Storms | Severe Storm | Aug 10, 2020 |
| Covid-19 | Biological | Jan 20, 2020 |
| Covid-19 Pandemic | Biological | Jan 20, 2020 |
| Severe Storms And Flooding | Flood | Mar 12, 2019 |
| Severe Storms, Tornadoes, And Flooding | Severe Storm | May 25, 2008 |
| Hurricane Katrina Evacuation | Hurricane | Aug 29, 2005 |
| Severe Storms, Tornadoes, And Flooding | Severe Storm | May 19, 2004 |
| Severe Storms And Flooding | Flood | Jun 3, 2002 |
NOAA Storm Events Database (1996–2025)
Source: NOAA National Weather Service Storm Events Database.
| Type | Date | Damage |
|---|---|---|
| Flash Flood | Jul 11, 2025 | 0.00K |
| Flash Flood | Jul 10, 2025 | 0.00K |
| Flash Flood | Aug 10, 2025 | 0.00K |
| Flash Flood | Jul 8, 2025 | 0.00K |
| Flash Flood | Jul 22, 2024 | 0.00K |
| Flood | Jul 5, 2024 | 0.00K |
| Flood | Apr 25, 2023 | 0.00K |
| Flood | Apr 24, 2023 | 0.00K |
| Flash Flood | Mar 27, 2020 | 0.00K |
| Flood | Jun 15, 2020 | 0.00K |
Flash Flood — Jul 11, 2025
On July 11th, a line of severe thunderstorms moved across eastern Iowa and produced damaging straight-line winds, tornadoes and heavy rain. Rainfall totals of 2 to 4 inches fell in a few hours across the Quad Cities, on top of heavy rain from the previous night and caused major flash flooding in Davenport. A Considerable Flash Flood warning was issued at 5:26 PM followed by a Flash Flood Emerge...
Flash Flood — Jul 10, 2025
During the evening of July 10th, a line of thunderstorms developed and moved across eastern Iowa. These storms produced isolated large hail and damaging wind gusts in Johnson and Clinton Counties. Based on a video, an EF-U tornado occurred in Jackson county. These storms also produced heavy rain, mainly along and north of interstate 80. Rainfall amounts of 2 to 4.50 inches were reported acros...
Flash Flood — Aug 10, 2025
Multiple rounds of thunderstorms tracked across the area early Sunday August 10th, bringing very heavy rain, frequent lightning, and some localized gusty winds. Rainfall rates over 2/hr on top of saturated ground caused flash flooding with water over roadways and creeks overflowing. Late afternoon and evening storms brought more heavy rain and three brief tornadoes in Lee county in Iowa and Cla...
Flash Flood — Jul 8, 2025
During the afternoon of July 8th, scattered showers and thunderstorms developed across eastern Iowa. These storms were slow moving and produced heavy rainfall of 1 to 4 inches of rain northeast Scott County leading to flash flooding.
Flash Flood — Jul 22, 2024
Slow moving thunderstorms developed during the late afternoon and early evening hours and produced heavy rainfall across eastern Scott County. This lead to flash flooding that damage roads near LeClaire Iowa.
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 Scott County, Iowa:
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 Scott County, Iowa 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.