Cedar River near Conesville water level

Name: Cedar River near Conesville 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, Cedar River, Iowa, United States

Directions

Below flood stage

Water level

9.61ft Up 0.27 ft over the last 24 hours

Measured Oct 18, 2026, 11:00 PM CDT (1 hour ago)

Flow: 10,300 cfs

History

7 days

Water level Minor flood stage

What this means

The Cedar River near Conesville is at 9.61 ft, in the normal range.

It is 3.39 ft below the flood stage of 13.00 ft.

It has risen 0.27 ft over the past 24 hours. There is still 3.39 ft of room before flood stage. In the last month it has stayed between 9.22 ft and 9.61 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: 23.40 ftJune 15, 2008

Floating and fishing near Cedar River near Conesville

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

Flood stage here is 13.00 ft, 3.39 ft above the current reading. Beyond it, the National Weather Service also defines moderate and major flood stages.

What happens at each level

23.50 ft: Water is at the bottom of the County Road X40 and F36 bridge near Cedar Valley.
23.00 ft: Water is at the bottom of the U.S. Highway 6 bridge near Moscow.
22.50 ft: Water is at the bottom of the I-80 bridge.
22.00 ft: Water affects several residences near Moscow and is at the bottom of the Iowa Highway 22 and County Road G28 bridges.
21.50 ft: Water affects the lowest sections of County Road F44 near the river at Rochester.
21.00 ft: Water is at the bottom of the Iowa Highway 22 and County Road G28 bridges.
20.00 ft: Water affects the lowest sections of County Road F70 near the river.
19.00 ft: Water affects the lowest sections of U.S. Highway 6 near the river and is at the bottom of the County Road F70 bridge. Water also affects some residences in Port Allen.
18.00 ft: Water affects several residences in the Rochester area and is at the bottom of the County Road F44 bridge. Water also affects the lowest areas of West Rochester Avenue and affects residences in Moscow.
17.00 ft: Water affects permanent structures and roads in campgrounds just north of I-80 along the river. Water is also on the lowest areas of Atalissa Road.
16.50 ft: Water affects County Road G28.
15.50 ft: Water affects residences along County Road G28 and affects several gravel roads.
9.61 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: 31 %.

Rank	Level	Date
1	23.40 ft	June 15, 2008
2	18.06 ft	September 29, 2016
3	17.88 ft	July 2, 2014
4	17.38 ft	October 1, 2016
5	17.11 ft	April 6, 1993
6	17.00 ft	May 29, 2004
7	16.90 ft	June 3, 2013
8	16.87 ft	June 18, 1990
9	16.85 ft	April 12, 1965
10	16.80 ft	July 28, 1999

Weather at the gauge

The forecast is not available right now.

Sunrise 07:22 AM Sunset 06:20 PM Daylight 10 hr, 57 min First quarter 56%

Map

Other gauges on the Cedar River

Gauge	Level	Compared with normal	24 hours	Distance
Cedar River at Charles CityRiver gauge, Cedar River	4.02 ft	Below flood stage	−0.16 ft	134 mi
Cedar River at WaverlyRiver gauge, Cedar River	5.12 ft	Below flood stage	+0.03 ft	110 mi
Cedar River at JanesvilleRiver gauge, Cedar River	3.07 ft	Below flood stage	+0.36 ft	105 mi
Cedar River at Cedar FallsRiver gauge, Cedar River	82.27 ft	Normal	+0.14 ft	98 mi
Cedar River at WaterlooRiver gauge, Cedar River	7.53 ft	Below flood stage	+0.01 ft	92 mi
Cedar River at VintonRiver gauge, Cedar River	6.97 ft	Below flood stage	+0.09 ft	65 mi
Cedar River at Blairs Ferry Road at PaloRiver gauge, Cedar River	7.00 ft	Below flood stage	+0.25 ft	52 mi
Cedar River at Edgewood Road at Cedar RapidsRiver gauge, Cedar River	5.41 ft	No reference yet	+0.12 ft	47 mi
Cedar River at Cedar RapidsRiver gauge, Cedar River	6.25 ft	Below flood stage	+0.24 ft	43 mi
Cedar River below Indian Creek at Cedar RapidsRiver gauge, Cedar River	10,000 cfs	Normal	+750 cfs	41 mi
Cedar River at Cedar BluffRiver gauge, Cedar River	8.68 ft	Below flood stage	+0.34 ft	26 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Iowa River at Columbus JunctionRiver gauge, Iowa River	14.08 ft	Very high	+0.07 ft	10 mi
Iowa River near Lone TreeRiver gauge, Iowa River	9.42 ft	Below flood stage	−0.09 ft	10 mi
Iowa River at WapelloRiver gauge, Iowa River	16.47 ft	Below flood stage	+0.06 ft	17 mi
WB Wapsinonoc Cr at College St at West BranchRiver gauge, WB Wapsinonoc Cr	3.0 cfs	Normal	−0.4 cfs	18 mi
South Branch Ralston Creek at Iowa CityRiver gauge, South Branch Ralston Creek	1.84 ft	Normal	+0.01 ft	20 mi
Iowa River at Iowa CityRiver gauge, Iowa River	14.14 ft	Below flood stage	+0.29 ft	21 mi
Old Mans Creek near Iowa CityRiver gauge, Old Mans Creek	3.31 ft	Below flood stage	−0.15 ft	22 mi
English River at KalonaRiver gauge, English River	6.22 ft	Below flood stage	−0.16 ft	22 mi

Questions and answers

What is flood stage for the Cedar River near Conesville?

The official flood stage is 13.00 ft. The level is currently 3.39 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 Cedar River near Conesville today?

On Oct 18, 2026, 11:00 PM CDT, the water level was 9.61 ft. Up 0.27 ft over the last 24 hours.

Is Cedar River near Conesville rising or falling?

Up 0.27 ft over the last 24 hours.

Is the level of Cedar River near Conesville normal?

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

What is the highest water level ever recorded at Cedar River near Conesville?

The highest level on record is 23.40 ft on June 15, 2008.

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:05465000 (Agency page)
Coordinates: 41.40919, -91.29043 (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	9.61 ft	2026-10-19 04:00	Provisional
Flow	10,300 cfs	2026-10-19 04:00	Provisional

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How to cite

U.S. Geological Survey: Cedar River near Conesville (usgs:05465000). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-states/iowa/cedar-river-near-conesville

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