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
15 ft
Minor Flood
14 ft
Action Stage
13 ft
What Floods at Each Level
16.5 ft
Expect widespread street flooding, impassable roads and flooded basements. Expect major flooding of the industrial area downtown and businesses and residences along West Trail Street in an area east of Grand River Bridge, Lewis Street, High Street, and Losey Street.
16 ft
Expect major flooding of residences along West Trail Street, Lewis Street, High Street, Losey Street and in areas east of Grand River Bridge. Railroad tracks inundated in low lying areas along river.
15 ft
Expect moderate flooding of residences along High Street, Lewis Street, and Losey Street. High water would disrupt traffic and damage residences.
14 ft
Expect minor flooding of low lying areas.
13 ft
River is bankfull. River begins to flow into low lying areas.
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 |
|---|---|---|
| Jun 24, 1968 | 15.44 ft | 1,050 cfs |
| Aug 16, 1995 | 15.2 ft | 921 cfs |
| Jul 9, 2024 | 15.12 ft | 998 cfs |
About This Gauge
Get Flood Alerts for Grand 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 Grand River at Jackson?
The Grand River at Jackson gauge is maintained by USGS (site 04109000) 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 Grand River at Jackson?
The NWS-defined flood stage for Grand River at Jackson is 14 feet. Action stage begins at 13 feet. Moderate flooding starts at 15 feet, and major flooding at 16 feet.
How do I get alerts when Grand River rises?
Download StormCast free on Google Play, go to River Gauges, and add Grand River at Jackson 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 Grand River at Jackson gauge located?
The gauge is located in Jackson County, Michigan at coordinates 42.2836°N, 84.4088°W. USGS site number: 04109000. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Grand River
On This River
Downstream: Grand River at Eaton Rapids
More Resources
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.
- Stage may be affected by ice during winter months.