South Branch Rock River at Waupun, WI
Is South Branch Rock River at Waupun, WI flooding right now?
South Branch Rock River at Waupun, WI measured 2.06 ft on 2026-09-11 01:00:00 UTC. That observation was 3.9 ft below its 6 ft flood stage. This is the latest available reading, not a guarantee of current conditions.
Gauge height
2.06 ft
Streamflow
8 cfs
Minor flooding here begins at 6 ft, with major flooding at 10 ft. The highest crest on record was 10.09 ft on Fri, Jun 13, 2008.
Streamflow outlook
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 4 ft | 1.9 ft below |
| Minor flood | 6 ft | 3.9 ft below |
| Moderate flood | 8 ft | 5.9 ft below |
| Major flood | 10 ft | 7.9 ft below |
Highest crests on record
| Stage | Date |
|---|---|
| 10.09 ft | 2008-06-13 |
| 8.66 ft | 2019-03-15 |
| 8.27 ft | 2008-06-09 |
| 8.24 ft | 2024-06-23 |
| 8.2 ft | 2004-06-11 |
Last 7 days
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| West Branch Rock River @ State Hwy 49 near Waupun, WI | 1.9 mi | Fond du Lac County |
| Irish Creek @ County Trnk Highway Y near Kekoskee, WI | 10.1 mi | Dodge County |
| Gill Creek @ County Trunk Highway Y near Kekoskee, WI | 10.8 mi | Dodge County |
| East Branch Rock River near Mayville, WI | 10.9 mi | Dodge County |
| Parsons Creek Downstream Site near Fond Du Lac, WI | 12.8 mi | Fond du Lac County |
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Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.