Is the Rock River flooding?
The Rock River is tracked by 9 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 Rock River is running normal, rising toward flood stage, or already flooding. 8 of 9 gauges have both a usable water-level reading and a published minor flood stage. Gauges without a published flood stage show water level and flow only. For nearby rivers, see all Illinois river levels.
River facts
The longest-running gauge on this river is Rock River at Rockton, IL. The highest level ever recorded there was 15.54 ft on 25 March 1975, carrying 30,000 cfs. Peak records there go back to 1904 (97 annual peaks). It is currently at 7.03 ft, 8.5 ft below that record.
| Gauge | Status | Stage | Flood stage | Updated |
|---|---|---|---|---|
| Rock River near Joslin, IL | Near flood stage | 11.12 ft | 12 ft | |
| Rock River at Rockton, IL | No flooding | 7.03 ft | 10 ft | |
| Rock River at Latham Park, IL | No flooding | 6.11 ft | 9 ft | |
| Rock River at Auburn St at Rockford | No flooding | 2.78 ft | 6 ft | |
| Rock River above Dam at Rockford, IL | No flooding | 2.24 ft | 4 ft | |
| Rock River at Byron, IL | No flooding | 9.22 ft | 13 ft | |
| Rock River at Dixon, IL | No flooding | 11.28 ft | 16 ft | |
| Rock River at Como, IL | No flooding | 8.20 ft | 12.5 ft | |
| Rock River above Sinnissippi Dam at Rock Falls, IL | No flood stage defined | 6.51 ft | — |