Rivers in Iowa

Tarkio River near Elliot

Montgomery County, IowaNWS TRKI4USGS 06811760Valley office

Below flood stage
2.83ftStage

Observed Tue, Sep 22, 2:45 PM CDT

Flood stage
11.00 ft
Record crest
14.68 ft1998

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood17.50 ft
Moderate flood13.50 ft
Minor flood11.00 ft
Action10.50 ft
  1. 20.00 ftWater is flowing over the bridge.
  2. 17.50 ftWater reaches the bottom of the bridge at the gage site.
  3. 13.50 ftWater begins to flow over 140th Street.
  4. 11.00 ftBank overflow begins.

Crest history

10 crests on NOAA’s list since 1976.

#DateStage
1June 14, 199814.68 ft
2June 15, 198213.57 ft
3June 14, 197613.28 ft
4June 5, 200813.20 ft
5August 29, 199312.98 ft
6May 24, 201911.83 ft
7July 2, 20247.21 ft
8September 5, 20186.71 ft
9February 27, 20235.73 ft
10September 21, 20205.70 ft

Most recent crests

  • July 2, 2024: 7.21 ft
  • February 27, 2023: 5.73 ft
  • September 21, 2020: 5.70 ft
  • May 24, 2019: 11.83 ft
  • September 5, 2018: 6.71 ft
  • June 5, 2008: 13.20 ft
  • June 14, 1998: 14.68 ft
  • August 29, 1993: 12.98 ft
  • June 15, 1982: 13.57 ft
  • June 14, 1976: 13.28 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Missouri Basin River Forecast Center. Forecasts are not available. Only observed stages are available for this point. Stage may be affected by ice.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.