Little Sioux River at Correctionville water level

Name: Little Sioux River at Correctionville water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, Little Sioux River, Iowa, United States

Directions

Below flood stage

Water level

5.84ft Steady over the last 24 hours

Measured Oct 20, 2026, 08:00 AM CDT (1 hour ago)

Flow: 849 cfs

History

7 days

Water level Minor flood stage

What this means

The Little Sioux River at Correctionville is at 5.84 ft, in the normal range.

It is 13.16 ft below the flood stage of 19.00 ft.

It has barely moved over the past 24 hours. In the last month it has stayed between 5.42 ft and 5.86 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Judged against the official flood stage for this gauge. How to read levels

Key numbers

Highest on record: 30.92 ftJune 24, 2024

Floating and fishing near Little Sioux River at Correctionville

Normal flows mean predictable rapids and good access at most put-ins.

Flood stage here is 19.00 ft, 13.16 ft above the current reading. Beyond it, the National Weather Service also defines moderate and major flood stages.

What happens at each level

32.00 ft: A more substantial risk to flooding of homes and businesses begins along the eastern edges of Anthon.
30.00 ft: Several structures on the northwest side of Correctionville are flooded.
29.00 ft: Hwy 31 north of Anthon is flooded and the intersection of 220th and Mason Ave east of Anthon may also be flooded. Much of Stahls Park in Anthon is flooded.
28.00 ft: The lowest portions of Hwy 20 just west of Correctionville flood and may result in a closure.
26.00 ft: The bridge on County Road L36 northwest of Correctionville is overtopped.
23.50 ft: The water reaches the bottom of the bridge on County Road L36 northwest of Correctionville, the southern portions of Correctionville will be significantly affected by flooding, and many sewers, homes, and roads will be flooded.
23.00 ft: Iowa Highway 31 both north and south of Correctionville is flooded. More substantial overtopping of levees also begins. If Bacon Creek between Correctionville and Cushing is also running high, water will begin backing up Bacon Creek and flood the southern portions of Correctionville along and north of County Road D22. Water reaches to the top of the boat ramp at Stahls Park in Anthon and begins to flood the parking lot.
21.00 ft: Water approaches Aspen St on the west side of Correctionville. Much of Copeland Park is underwater.
19.00 ft: More significant amounts of agricultural land are flooded. Copeland Park west of Correctionville floods.
17.00 ft: The lowest portions of Copeland Park in Correctionville may begin to flood.
16.00 ft: Minor flooding of some of the low lying agricultural lands.
14.00 ft: The boat ramp parking lot at Little Sioux Park between Correctionville and Anthon floods.
5.84 ft: Right now

Impact statements from the U.S. National Weather Service.

Highest crests on record

Chance of at least minor flooding in October to December: < 5 %.

Rank	Level	Date
1	30.92 ft	June 24, 2024
2	26.45 ft	March 15, 2019
3	25.86 ft	April 7, 1965
4	25.35 ft	May 28, 2013
5	24.39 ft	June 20, 2014
6	24.30 ft	September 24, 2018
7	23.82 ft	July 18, 1993
8	23.79 ft	June 28, 2010
9	23.61 ft	April 8, 1969
10	23.36 ft	June 21, 1954

Weather at the gauge

Rain in the last 3 days: 0.66 in. Rain that falls upstream can take hours or days to show up at a river gauge.

17 Sat 61° 27° – Wind 19 mph

18 Sun 65° 42° – Wind 19 mph

19 Mon 65° 38° – Wind 12 mph

20 Tue 69° 48° – Wind 14 mph

21 Wed 73° 54° 0.00 in Wind 16 mph

22 Thu 76° 56° – Wind 10 mph

23 Fri 76° 62° – Wind 21 mph

Forecast: Open-Meteo

Sunrise 07:43 AM Sunset 06:35 PM Daylight 10 hr, 52 min First quarter 69%

Map

Other gauges on the Little Sioux River

Gauge	Level	Compared with normal	24 hours	Distance
Little Sioux River at Linn GroveRiver gauge, Little Sioux River	6.55 ft	Below flood stage	−0.16 ft	40 mi
Little Sioux River near TurinRiver gauge, Little Sioux River	8.35 ft	Below flood stage	+0.14 ft	37 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Elliott Creek at LawtonRiver gauge, Elliott Creek	72.31 ft	Below flood stage	±0	20 mi
Maple River at MapletonRiver gauge, Maple River	5.18 ft	Below flood stage	−0.06 ft	23 mi
Floyd River at JamesRiver gauge, Floyd River	8.70 ft	Below flood stage	±0	27 mi
Perry Creek near HintonRiver gauge, Perry Creek	15.20 ft	Below flood stage	−0.02 ft	31 mi
Missouri River at Sioux CityRiver gauge, Missouri River	10.49 ft	Below flood stage	−0.05 ft	32 mi
Perry Creek at 38th Street at Sioux CityRiver gauge, Perry Creek	6.56 ft	Low	+0.01 ft	32 mi
Perry Creek near MillnervilleRiver gauge, Perry Creek	0.96 ft	Below flood stage	−0.01 ft	33 mi
Big Sioux River at Sioux CityRiver gauge, Big Sioux River	9.92 ft	Very low	−0.09 ft	35 mi

Questions and answers

What is flood stage for the Little Sioux River at Correctionville?

The official flood stage is 19.00 ft. The level is currently 13.16 ft below it.

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Little Sioux River at Correctionville today?

On Oct 20, 2026, 08:00 AM CDT, the water level was 5.84 ft. Steady over the last 24 hours.

Is Little Sioux River at Correctionville rising or falling?

Steady over the last 24 hours.

Is the level of Little Sioux River at Correctionville normal?

Below flood stage. Judged against the official flood stage for this gauge.

What is the highest water level ever recorded at Little Sioux River at Correctionville?

The highest level on record is 30.92 ft on June 24, 2024.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:06606600 (Agency page)
Coordinates: 42.48222, -95.79253 (WGS84)
Vertical datum: NAVD88
Update interval: every 15 minutes
Licence: Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	5.84 ft	2026-10-20 13:00	Provisional
Flow	849 cfs	2026-10-20 13:00	Provisional

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How to cite

U.S. Geological Survey: Little Sioux River at Correctionville (usgs:06606600). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/iowa/little-sioux-river-at-correctionville

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer