Is the Illinois River flooding?

Arkansas · 2 gauges · Arkansas river levels

The Illinois River is tracked by 2 USGS streamgauges in Arkansas. 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 Illinois River is running normal, rising toward flood stage, or already flooding. 0 of 2 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 Arkansas river levels.

data refreshed 2 min ago

Readings may be delayed; check each observation time below. This gauge summary does not rule out flooding on unmonitored stretches or nearby streets.

River facts

The longest-running gauge on this river is Illinois River at Savoy, AR. The highest level ever recorded there was 25.87 ft on 29 April 2017, carrying 66,700 cfs. Peak records there go back to 1980 (32 annual peaks). It is currently at 2.04 ft, 23.8 ft below that record.

Drains 167 sq mi · gauge elevation 1,019 ft · source: USGS peak-flow record

Gauge	Status	Stage	Flood stage	Updated
Illinois River at Savoy, AR	No flood stage defined	2.04 ft	—	33 min ago
Illinois River at Hwy. 16 near Siloam Springs AR	No flood stage defined	6.12 ft	—	33 min ago

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.