Rivers in Kansas
Walnut River at Augusta
Below flood stage
5.51ftStage
Observed Sun, Sep 20, 1:00 PM CDT
- Flood stage
- 23.00 ft
- Record crest
- 36.35 ft1965
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 36.00 ft |
| Moderate flood | 28.00 ft |
| Minor flood | 23.00 ft |
| Action | 21.00 ft |
- 37.00 ftFlood waters will begin to spill over the concrete wall and earth dike which protects Augusta. Extensive agricultural flooding is expected. The city's water plant may become inundated with flood waters.
- 36.00 ftMajor Stage. Water is at the top of the concrete wall and earth dike that protects the city of Augusta. At this stage, extensive agricultural areas will be flooded and substantial monetary losses will result if flooding occurs during the crop season.
- 30.00 ftNorth of Augusta, the railways will begin to flood.
- 29.00 ftSandbag or close break in the dike at the Atchison Topeka and Sante Fe railroad south of town will commence.
- 28.00 ftFlooding of secondary roads as well as flooding of parts of the railroads south of Augusta will occur.
- 25.00 ftSecondary roads in the vicinity of Augusta begin to flood.
- 24.00 ftA narrow strip of about 80 feet on the right bank begins to overflow.
- 23.00 ftExpect flooding of low-lying areas and agricultural flooding.
- 16.00 ftA small strip of land on the left bank will begin to overflow.
Flood outlook
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | 6% |
| Moderate flooding | Under 5% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 17, 2026.
Crest history
48 crests on NOAA’s list since 1950.
| # | Date | Stage |
|---|---|---|
| 1 | June 5, 1965 | 36.35 ft |
| 2 | November 1, 1998 | 34.65 ft |
| 3 | June 30, 1951 | 33.75 ft |
| 4 | April 18, 1969 | 30.95 ft |
| 5 | April 28, 1969 | 30.95 ft |
| 6 | May 23, 1969 | 30.10 ft |
| 7 | June 9, 1995 | 30.09 ft |
| 8 | August 26, 2005 | 29.59 ft |
| 9 | April 28, 2009 | 29.52 ft |
| 10 | May 21, 2019 | 28.98 ft |
| 11 | November 18, 1964 | 28.90 ft |
| 12 | June 4, 2025 | 28.85 ft |
| 13 | July 1, 1951 | 28.58 ft |
| 14 | September 13, 2008 | 28.43 ft |
| 15 | May 25, 2019 | 28.40 ft |
| 16 | August 1, 1950 | 27.83 ft |
| 17 | May 8, 2019 | 27.81 ft |
| 18 | July 4, 1951 | 27.40 ft |
| 19 | June 30, 2007 | 27.16 ft |
| 20 | October 11, 1985 | 27.10 ft |
| 21 | May 10, 1993 | 26.99 ft |
| 22 | October 9, 2003 | 26.82 ft |
| 23 | September 10, 2016 | 26.49 ft |
| 24 | July 3, 2016 | 26.46 ft |
| 25 | July 3, 1995 | 26.39 ft |
Most recent crests
- June 26, 2026: 19.14 ft
- June 4, 2025: 28.85 ft
- June 1, 2022: 25.44 ft
- May 5, 2022: 24.74 ft
- May 16, 2020: 26.19 ft
- June 24, 2019: 23.04 ft
- May 25, 2019: 28.40 ft
- May 21, 2019: 28.98 ft
- May 8, 2019: 27.81 ft
- October 9, 2018: 25.03 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the Arkansas-Red Basin RFC. Forecasts are issued as needed during times of high water, but are not routinely available. River forecasts for this location take into account past and future precipitation. Forecast stages may be different if forecast future rainfall does not occur. Stage may be affected by ice during winter months.
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.