Major Flood
15 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
12 ft
Minor Flood
11 ft
Action Stage
10 ft
What Floods at Each Level
18 ft
I-94 may be threatened between Old Mill Creek and Wadsworth.
16 ft
Millburn Road may be threatened in Old Mill Creek.
15.5 ft
Dilleys Road threatened between Old Mill Creek and Wadsworth.
14.5 ft
Hunt Club Road threatened in Old Mill Creek.
12.5 ft
US-41 threatened in Wadsworth.
12 ft
Widepsread inundation of agricultural and forest land in Old Mill Creek and Wadsworth.
11 ft
Agricultural and forest land is inundated in Old Mill Creek and Wadsworth.
10 ft
Water overtops low-lying banks in Old Mill Creek.
Impact statements from the National Weather Service, describing what typically happens at each water level.
Low-Water Impacts
5.7
River nears zero flow.
What happens as water levels drop, per the National Weather Service.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Jul 11, 2017 | 13.21 ft | 1,890 cfs |
| Jun 18, 2009 | 13.18 ft | 1,730 cfs |
| Apr 14, 2013 | 12.98 ft | 1,700 cfs |
About This Gauge
Get Flood Alerts for Mill Creek (IL)
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 Mill Creek (IL) at Old Mill Creek?
The Mill Creek (IL) at Old Mill Creek gauge is maintained by USGS (site 05527950) 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 Mill Creek (IL) at Old Mill Creek?
The NWS-defined flood stage for Mill Creek (IL) at Old Mill Creek is 11 feet. Action stage begins at 10 feet. Moderate flooding starts at 12 feet, and major flooding at 15 feet.
How do I get alerts when Mill Creek (IL) rises?
Download StormCast free on Google Play, go to River Gauges, and add Mill Creek (IL) at Old Mill Creek 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 Mill Creek (IL) at Old Mill Creek gauge located?
The gauge is located in Lake County, Illinois at coordinates 42.4153°N, 87.9692°W. USGS site number: 05527950. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Mill Creek (IL)
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey