Is the Little Sioux River flooding?

Iowa · 4 gauges · Iowa river levels

The Little Sioux River is tracked by 4 USGS streamgauges in Iowa. 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 Little Sioux River is running normal, rising toward flood stage, or already flooding. 3 of 4 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 Iowa river levels.

data refreshed 6 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 Little Sioux River at Correctionville, IA. The highest level ever recorded there was 30.92 ft on 24 June 2024, carrying 63,000 cfs. Peak records there go back to 1891 (101 annual peaks). It is currently at 5.09 ft, 25.8 ft below that record.

Drains 2,500 sq mi · gauge elevation 1,097 ft · source: USGS peak-flow record

GaugeStatusStageFlood stageUpdated
Little Sioux River at Linn Grove, IANo flooding5.75 ft16.5 ft
Little Sioux River at Correctionville, IANo flooding5.09 ft19 ft
Little Sioux River near Turin, IANo flooding7.46 ft25 ft
Little Sioux River at 300th St near Spencer, IANo current data10 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.