Rivers in Minnesota
Rock River near Hardwick
Below flood stage
6.81ftStage
Observed Tue, Sep 22, 8:30 AM CDT
- Flood stage
- 14.00 ft
- Record crest
- 21.18 ft2014
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 22.00 ft |
| Moderate flood | 17.00 ft |
| Minor flood | 14.00 ft |
| Action | 12.00 ft |
- 24.00 ftThe bridge at the gage is overtopped and County Road 8 is flooded.
- 21.00 ftThe bridge on 175th St is overtopped.
- 19.50 ftWater reaches the bottom of the bridge at the gage on CR 8 and also the bridge on 175th St.
- 16.00 ftThe lowest portions of the road near the intersection of 160th Ave and 175 St begin to flood.
- 15.00 ftMore substantial agricultural flooding begins.
- 12.00 ftNearby ditches are flooded and may spill over into low lying agricultural areas.
- 9.00 ftVery minor lowland flooding begins.
Crest history
18 crests on NOAA’s list since 2001.
| # | Date | Stage |
|---|---|---|
| 1 | June 17, 2014 | 21.18 ft |
| 2 | September 12, 2019 | 19.99 ft |
| 3 | March 10, 2015 | 19.91 ft |
| 4 | June 22, 2024 | 19.89 ft |
| 5 | April 23, 2001 | 18.70 ft |
| 6 | June 21, 2018 | 17.10 ft |
| 7 | March 20, 2019 | 16.63 ft |
| 8 | March 14, 2010 | 16.03 ft |
| 9 | March 14, 2007 | 15.80 ft |
| 10 | April 12, 2023 | 15.36 ft |
| 11 | May 7, 2012 | 15.02 ft |
| 12 | July 6, 2020 | 14.24 ft |
| 13 | June 23, 2013 | 14.00 ft |
| 14 | October 4, 2017 | 12.72 ft |
| 15 | June 30, 2025 | 12.39 ft |
| 16 | May 13, 2022 | 12.10 ft |
| 17 | May 1, 2016 | 11.09 ft |
| 18 | October 29, 2021 | 8.49 ft |
Most recent crests
- June 30, 2025: 12.39 ft
- June 22, 2024: 19.89 ft
- April 12, 2023: 15.36 ft
- May 13, 2022: 12.10 ft
- October 29, 2021: 8.49 ft
- July 6, 2020: 14.24 ft
- September 12, 2019: 19.99 ft
- March 20, 2019: 16.63 ft
- June 21, 2018: 17.10 ft
- October 4, 2017: 12.72 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. No forecasts are available for this location Gauge reading may be affected by ice.
Sources
Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service.