Major Flood
25 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
20 ft
Minor Flood
17 ft
Action Stage
15 ft
What Floods at Each Level
29 ft
Water will likely begin making its way around the levee and into downtown Frankenmuth.
23 ft
Softball fields and picnic areas by Bavarian Inn Resort will be under about 3 feet of water.
22.5 ft
At least three houses, by Dixie Highway and Knott Road in Bridgeport Township, become surrounded by water. Water flows on both sides of the Cass River bridge on Dixie Highway.
22 ft
Water floods driveways of several houses on Curtis Road near Frankenmuth.
21.5 ft
Water reaches Curtis Road and Dixie Highway by Green Acres Golf Course between Bridgeport and Frankenmuth. Widespread flooding of adjacent lowlands and agricutlural lands worsens.
20 ft
The recreation park by the Bavarian Inn Resort in Frankenmuth floods.
19.5 ft
Some backyards on Curtis Road near Frankenmuth flood.
19 ft
Flooding begins on Green Acres Golf Course located on the Bridgeport and Frankenmuth Township border.
17 ft
The river begins to overflow its banks in places, flooding adjacent low lands.
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 |
|---|---|---|
| Sep 11, 1986 | 27.52 ft | 22,200 cfs |
| Feb 21, 1997 | 23.6 ft | 14,800 cfs |
| Mar 2, 1968 | 23.37 ft | — |
About This Gauge
Get Flood Alerts for Cass 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 Cass River at Frankenmuth?
The Cass River at Frankenmuth gauge is maintained by USGS (site 04151500) 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 Cass River at Frankenmuth?
The NWS-defined flood stage for Cass River at Frankenmuth is 17 feet. Action stage begins at 15 feet. Moderate flooding starts at 20 feet, and major flooding at 25 feet.
How do I get alerts when Cass River rises?
Download StormCast free on Google Play, go to River Gauges, and add Cass River at Frankenmuth 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 Cass River at Frankenmuth gauge located?
The gauge is located in Saginaw County, Michigan at coordinates 43.3278°N, 83.7481°W. USGS site number: 04151500. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Cass River
On This River
Upstream: Cass River at Vassar
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey, Observations courtesy of U.S. Army Corps of Engineers
- 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.