Is the Fox River (Tailwater) flooding?
The Fox River (Tailwater) is tracked by 3 USGS streamgauges in Illinois. This page compares each gauge’s live water level against its official National Weather Service flood stage, refreshed every 15 minutes, so you can tell whether the Fox River (Tailwater) is running normal, rising toward flood stage, or already flooding. Right now, every gauge on the Fox River (Tailwater) is below flood stage. Gauges without a published flood stage show water level and flow only. For nearby rivers, see all Illinois river levels.
| Gauge | Status | Stage | Flood stage | Updated |
|---|---|---|---|---|
| Fox River (Tailwater) near Mchenry, IL | No flooding | 1.03 ft | 4 ft | |
| Fox River (Tailwater) at Algonquin, IL | No flooding | 5.01 ft | 9.5 ft | |
| Fox River Tailwater at Yorkville, IL | No flood stage defined | 6.90 ft | — |
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.