Wisconsin River at Merrill
Wisconsin — Water Level & Flood Stage
Located in Lincoln County, Wisconsin on the Wisconsin River. Live water level data from USGS gauge 05395000, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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Flood Stages
Major Flood
15 ft
Moderate Flood
13.5 ft
Minor Flood
11 ft
Action Stage
10 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
18 ft
The Merrill sewage disposal plant, area parks and lowland are flooded. The western approach of Highway 64 bridge is covered with floodwaters.
16 ft
The west approach to the highway 64 bridge becomes flooded.
13 ft
Several feet of water may be covering area parks and lowland in Merrill. Floodwaters reach the base of the river gauging station.
11 ft
Flooding mainly affects Merrill area parks and agricultural land.
10 ft
There is minor lowland flooding.
3.5 ft
Submerged rocks and structures may become more hazardous to boaters over more sections of the river.
Impact statements from the National Weather Service, describing what typically happens at each water level.
Low-Water Impacts
2 - 4
Submerged objects become hazardous.
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 |
|---|---|---|
| Aug 30, 1941 | 18.26 ft | 49,400 cfs |
| Aug 30, 1941 | 18.26 ft | 49,400 cfs |
| Jul 23, 1912 | 17.5 ft | 45,000 cfs |
| Jul 23, 1912 | 17.5 ft | 45,000 cfs |
| Sep 17, 1942 | 13.85 ft | 27,000 cfs |
About This Gauge
USGS Site
NWS LID
RRLW3
River
Wisconsin River
County
Lincoln, WI
Coordinates
45.1781°N, 89.6811°W
Get Flood Alerts for Wisconsin 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 Wisconsin River at Merrill?
The Wisconsin River at Merrill gauge is maintained by USGS (site 05395000) 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 Wisconsin River at Merrill?
The NWS-defined flood stage for Wisconsin River at Merrill is 11 feet. Action stage begins at 10 feet. Moderate flooding starts at 13.5 feet, and major flooding at 15 feet.
How do I get alerts when Wisconsin River rises?
Download StormCast free on Google Play, go to River Gauges, and add Wisconsin River at Merrill to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.
Where is the Wisconsin River at Merrill gauge located?
The gauge is located in Lincoln County, Wisconsin at coordinates 45.1781°N, 89.6811°W. USGS site number: 05395000. Data is provided by the U.S. Geological Survey and the National Weather Service.
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On This River
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Source & Notes
Data provided by: Observations courtesy of U.S. Geological Survey
- River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.
- Gauge reading affected by power generation.
- River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time.