Thompson River (IA/MO) near Trenton
Missouri — Water Level & Flood Stage
Located in Grundy County, Missouri on the Thompson River (IA/MO). Live water level data from USGS gauge 06899500, 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
34 ft
Moderate Flood
31 ft
Minor Flood
27 ft
Action Stage
24 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
45.9 ft
Water overtops the Highway 6 bridge located one mile west of Trenton.
39 ft
Water reaches the low-steel of the Highway 6 bridge located one mile west of Trenton.
31 ft
Southwest 30th Avenue floods a quarter mile south of Highway 6. In addition, backwater flooding along Muddy Creek begins to affect Morningsun Drive in southeast Trenton.
30 ft
Backwater along the Weldon River causes flooding at Northwest 22nd Avenue and Route A north of Trenton.
28 ft
Low lying areas north of the gage are flooded.
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 |
|---|---|---|
| May 29, 2019 | 34.38 ft | — |
| May 29, 2019 | 34.38 ft | — |
| Sep 10, 2014 | 32.84 ft | — |
| Sep 10, 2014 | 32.84 ft | — |
| Jul 24, 2008 | 32.46 ft | — |
About This Gauge
USGS Site
NWS LID
TTZM7
River
Thompson River (IA/MO)
County
Grundy, MO
Coordinates
40.0693°N, 93.6380°W
Get Flood Alerts for Thompson River (IA/MO)
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 Thompson River (IA/MO) near Trenton?
The Thompson River (IA/MO) near Trenton gauge is maintained by USGS (site 06899500) 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 Thompson River (IA/MO) near Trenton?
The NWS-defined flood stage for Thompson River (IA/MO) near Trenton is 27 feet. Action stage begins at 24 feet. Moderate flooding starts at 31 feet, and major flooding at 34 feet.
How do I get alerts when Thompson River (IA/MO) rises?
Download StormCast free on Google Play, go to River Gauges, and add Thompson River (IA/MO) near Trenton 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 Thompson River (IA/MO) near Trenton gauge located?
The gauge is located in Grundy County, Missouri at coordinates 40.0693°N, 93.6380°W. USGS site number: 06899500. Data is provided by the U.S. Geological Survey and the National Weather Service.
On This River
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey
- Stage may be affected by ice.
- 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.
- 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.