Cedar River at Janesville, IA
Is Cedar River at Janesville, IA flooding right now?
Cedar River at Janesville, IA measured 1.69 ft on 2026-09-11 01:45:00 UTC. That observation was 11.3 ft below its 13 ft flood stage. This is the latest available reading, not a guarantee of current conditions.
Gauge height
1.69 ft
Streamflow
822 cfs
Minor flooding here begins at 13 ft, with major flooding at 18 ft. The highest crest on record was 19.45 ft on Tue, Jun 10, 2008.
Streamflow outlook
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 10 ft | 8.3 ft below |
| Minor flood | 13 ft | 11.3 ft below |
| Moderate flood | 15 ft | 13.3 ft below |
| Major flood | 18 ft | 16.3 ft below |
Highest crests on record
| Stage | Date |
|---|---|
| 19.45 ft | 2008-06-10 |
| 17.15 ft | 1999-07-22 |
| 16.33 ft | 1961-03-28 |
| 16.33 ft | 1965-03-03 |
| 16.27 ft | 2016-09-24 |
Last 7 days
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| West Fork Cedar River at Finchford, IA | 4.2 mi | Black Hawk County |
| Cedar River at Waverly, IA | 6.1 mi | Bremer County |
| Shell Rock River at Shell Rock, IA | 7.4 mi | Butler County |
| Cedar River at Cedar Falls, IA | 7.7 mi | Black Hawk County |
| Beaver Creek at New Hartford, IA | 9.4 mi | Butler 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.