Missouri River at Hermann
Missouri — Water Level & Flood Stage
Located in Gasconade County, Missouri on the Missouri River. Live water level data from USGS gauge 06934500, 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
33 ft
Moderate Flood
26 ft
Minor Flood
21 ft
Action Stage
19 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
38.2 ft
The Katy Trail east of Logan Creek floods
38 ft
The New Haven federal levee will overtop near this height.
36 ft
The Berger Levee between Berger and just northwest of New Haven will overtop near this height. The lower patio dining area at Hermannhof begins flooding near this height.
35.8 ft
Homes and structures on the east side of Gasconade begin flooding along the Gasconade River near this height.
35.4 ft
Near this height, Missouri Highway 100 will be closed through Gasconade.
35 ft
The agricultural levee protecting Rush Island northeast of Hermann is overtopped near this height. This is the Tri-County Levee District Section Two.
34.5 ft
Near this height, Missouri State Highway 94 between Rhineland and State Highway 19 will be closed in both directions. Also, the Tri-County Levee Section One along the left bank between Bluffton and McKittrick will overtop near this height.
34.3 ft
Missouri State Highway 94 between Route B and Route N will be closed near this height.
34.2 ft
The picnic shelter and restrooms at the Hermann Riverfront Park begin flooding near this height.
34.1 ft
Missouri State Highway 100 in Hermann between State Route 19 and Washington Street will be closed near this height.
34 ft
Union Pacific Railroad tracks flood. The Tri-County Levee Section Two between McKittrick and Gore will overtop near this height.
33.6 ft
Near this height, Missouri State Highway 100 will be closed in both directions east of Hermann.
33.3 ft
A house at the end of Oak Street in Gasconade begins flooding at the base of the concrete foundation near this height.
33 ft
The Tri-County Levee District Section One protecting the area south of Rhineland, including the Hermann airport, is overtopped near this level.
32.6 ft
The Corps of Engineers Gasconade Harbor Facility boatyard area begins to flood near this height.
32.5 ft
Hermann Ford and a vacant grocery store on 6th Street begin flooding near this level.
32.29 ft
Market Street (Highway 19) begins flooding near the bridge over Frene Creek.
32 ft
A Hermannhof Winery storage shelter begins flooding on the east side of Frene Creek.
31.5 ft
Just northeast of Morrison, the Morrison Lower levee is overtopped near this height. Also, the restrooms at the Hermann City Campgrounds and a car wash on Gutenberg Road begin flooding near this height.
31 ft
Hermann Farm Stable and Wagon Works and the city amphitheater grounds begin flooding near this height.
30.8 ft
Near this height, Missouri State Highway 94 between Missouri Highway 19 and Route B will be closed in both directions.
29.8 ft
The east end of Oak Street in Gasconade begins flooding near this level.
29.2 ft
Missouri Route 94 is closed between Treloar and Pickney near this height.
28 ft
Near this height, 2 picnic shelters along Mozart Road in Hermann City Park begin flooding.
26 ft
Near this height, Gutenberg Street begins flooding.
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 |
|---|---|---|
| Jul 30, 1993 | 36.97 ft | 750,000 cfs |
| Jul 30, 1993 | 36.97 ft | 750,000 cfs |
| May 18, 1995 | 36.22 ft | 579,000 cfs |
| May 18, 1995 | 36.22 ft | 579,000 cfs |
| Oct 4, 1986 | 35.79 ft | 549,000 cfs |
About This Gauge
USGS Site
NWS LID
HRNM7
River
Missouri River
County
Gasconade, MO
Coordinates
38.7097°N, 91.4386°W
Get Flood Alerts for Missouri 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 Missouri River at Hermann?
The Missouri River at Hermann gauge is maintained by USGS (site 06934500) 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 Missouri River at Hermann?
The NWS-defined flood stage for Missouri River at Hermann is 21 feet. Action stage begins at 19 feet. Moderate flooding starts at 26 feet, and major flooding at 33 feet.
How do I get alerts when Missouri River rises?
Download StormCast free on Google Play, go to River Gauges, and add Missouri River at Hermann 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 Missouri River at Hermann gauge located?
The gauge is located in Gasconade County, Missouri at coordinates 38.7097°N, 91.4386°W. USGS site number: 06934500. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: US Geological Survey, 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.
- 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.