Rock River at Byron
Ogle County, Illinois
The past week
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What floods at each level
- 17 ft
Water threatens structures at the water treatment plant in Byron.
- 16.5 ft
Numerous residences are threatened between IL-2 and the river just northeast of Byron. River Road is threatened near the river just south of Byron.
- 16 ft
The MercyHealth Clinic is threatened along Kysor Drive in Byron.
- 15.5 ft
Water threatens lower sections of the water treatment plant property in Byron. Water threatens IL-2 west of Byron.
- 13.5 ft
Numerous low-lying structures downstream of Byron are flooded.
- 13 ft
Low-lying structures downstream of Byron are threatened.
- 12 ft
Water inundates yards of several houses along River Road near Byron. Low-lying portions of Hamas Park and Sunshine Park are inundated.
- 10.5 ft
Water begins to affect low-lying areas along the river near Byron.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Apr 19, 1973 | 17.8 ft | — |
| Apr 19, 2013 | 17.08 ft | 40,100 cfs |
| Mar 15, 2019 | 16.64 ft | 38,500 cfs |
When the water runs low
- 4.0
Approximate stage of the 1-in-10 annual chance flow (7-day average).
More on Rock River
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