Rock River at Como, IL
Is Rock River at Como, IL flooding right now?
Rock River at Como, IL measured 4.64 ft on 2026-11-11 15:45:00 UTC. That observation was 7.9 ft below its 12.5 ft flood stage. This is the latest available reading, not a guarantee of current conditions.
Gauge height
4.64 ft
Streamflow
6,060 cfs
Minor flooding here begins at 12.5 ft, with major flooding at 18 ft. The highest crest on record was 15.64 ft on Sun, Jul 23, 2017.
Streamflow outlook
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 10 ft | 5.4 ft below |
| Minor flood | 12.5 ft | 7.9 ft below |
| Moderate flood | 15.5 ft | 10.9 ft below |
| Major flood | 18 ft | 13.4 ft below |
Highest crests on record
| Stage | Date |
|---|---|
| 15.64 ft | 2017-07-23 |
| 15.18 ft | 2019-03-16 |
| 14.68 ft | 2018-02-21 |
| 13.3 ft | 2019-10-05 |
| 12.97 ft | 2024-07-16 |
Last 7 days
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| Rock River above Sinnissippi Dam at Rock Falls, IL | 3.7 mi | Whiteside County |
| Elkhorn Creek near Penrose, IL | 9.4 mi | Whiteside County |
| Rock River at Dixon, IL | 14.3 mi | Lee County |
| Mississippi River at Dam 13 near Fulton, IL | 22.8 mi | Whiteside County |
| Beaver Slough at 3rd Street at Clinton, IA | 23.2 mi | Clinton County |
Get a flood alert for this gauge
Free email alerts when this gauge nears or reaches flood stage, and when it's back to normal. Enter your email and we'll send one message to confirm it.
After you confirm, we only email when this gauge's flood status changes. No spam, unsubscribe anytime.
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.