Major Flood
16 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
14 ft
Minor Flood
12 ft
Action Stage
9 ft
What Floods at Each Level
22 ft
500 year flood level.
18 ft
100 year flood level. Major flooding from Willoughby Hills to Eastlake. Considerable backwater flooding along all tributaries.
16.5 ft
The river gage is flooded. Major flooding will affect low lying property near the river.
16 ft
Significant flooding in Lake County. In Eastlake areas like Riverside Drive, Willoughby Hills along Dodd Road, Daniels Park in Willoughby, Chagrin River Road, and several other secondary roads along the Chagrin River. Severe flooding occurs along Trailard, Milann, and Chagrin Drives. Flood waters encroach on North Riverview Drive in Eastlake.
15 ft
Flood waters threaten properties along Dodd Road in Willoughby Hills. Properties on Riverside Drive impacted in Eastlake.
14 ft
Property flooded in Trailard, Milann, and Chagrin Drives in Waite Hill. Riverside Drive and Boulevard in Eastlake cut off.
13 ft
Flooding is possible along the northern section of Trailard, Milann, and Chagrin Drives in Waite Hill. Dodd Road inundated near Eagle Road.
12 ft
Some secondary roads near the Chagrin River flood.
11 ft
Lowland flooding occurs in Daniels Park in Willoughby and in the City of Eastlake.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Mar 21, 1948 | 17.95 ft | 28,000 cfs |
| May 25, 1989 | 17.14 ft | 23,900 cfs |
| May 18, 1969 | 16.83 ft | 23,300 cfs |
About This Gauge
Get Flood Alerts for Chagrin River
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Chagrin River at Willoughby?
The Chagrin River at Willoughby gauge is maintained by USGS (site 04209000) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Chagrin River at Willoughby?
The NWS-defined flood stage for Chagrin River at Willoughby is 12 feet. Action stage begins at 9 feet. Moderate flooding starts at 14 feet, and major flooding at 16 feet.
How do I get alerts when Chagrin River rises?
Download StormCast free on Google Play, go to River Gauges, and add Chagrin River at Willoughby to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Chagrin River at Willoughby gauge located?
The gauge is located in Lake County, Ohio at coordinates 41.6309°N, 81.4034°W. USGS site number: 04209000. Data is provided by the U.S. Geological Survey and the National Weather Service.
On This River
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Stage may be affected by ice.