Heavy Rainfall Causes Flooding and Property Damage in Quad Cities Region
What happened
On September 21, 2026, the National Weather Service reported that the Quad Cities area experienced heavy rainfall. In counties of Illinois including Bureau, Carroll, Lee, and Henry, rain totals reached upwards of 6 inches. Davenport recorded 3.23 inches, while the Quad Cities International Airport recorded 3.48 inches.
From kwqc.com
Why it matters
The heavy rains led to water intrusion in numerous homes across the region. Service providers are currently managing over 100 calls regarding basement flooding, with some instances involving 6 to 8 feet of water due to sump pump failures and poor drainage.
From kwqc.com
Who's involved
- IllinoisState of Illinois where the affected counties are located.
- Quad CitiesGeographic region of the Quad Cities situated in Illinois.
- National Weather ServiceU.S. forecasting agency that issued the weather reports.
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The entities involved
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Illinois
state of the United States of America
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Quad Cities
region of five cities in the US states of Iowa and Illinois: Davenport and Bettendorf in SE Iowa, and Rock Island, Moline, and East Moline in NW Illinois
Nothing else this week.
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National Weather Service
U.S. forecasting agency of the National Oceanic and Atmospheric Administration
Related events
- Severe weather was reported across multiple US regions, including Illinois and Kansas.
- A low pressure system brings showers and advisories to Illinois, Arkansas, Kansas, Oklahoma, and Missouri.
- Storm remnants are moving inland, potentially bringing rainfall to Missouri, Tennessee, Kentucky, and Illinois.