Two Rivers River at Hallock
Observed Wed, Sep 23, 1:00 PM CDT
- Flood stage
- 802.00 ft
- Record crest
- 810.70 ft1997
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 810.00 ft |
| Moderate flood | 806.00 ft |
| Minor flood | 802.00 ft |
| Action | 800.00 ft |
- 814.00 ftTop of Dike, Reach 2, south end of cemetery, 6th St S.
- 813.00 ftTop of Dike, Reach 3, north end of cemetery, by 4th St S.
- 812.00 ftTop of Dike, Reach 4, north of TH175. 100-yr flood elevation at TH175.
- 810.00 ftMAJOR FLOOD STAGE.
- 809.00 ftCity crews manning pumps and checking lift stations.
- 808.00 ftStorm sewer valve at Reach 3 (north cemetery) is closed.
- 807.00 ftStorm sewer valves at 175 bridge, 4th St S, and the cemetery are closed and portable pumps are set up.
- 806.00 ftMODERATE FLOOD STAGE. Storm sewers start backing up. Storm sewer valve at TH175 bridge closed. Lift pump inspected.
- 804.50 ftBackup at Reach 2 Dike, cemetery road at 6th St S. Shut storm valve.
- 802.00 ftMINOR FLOOD STAGE. Hallock Dam spillway at Gilbert Park closed to the public. Culverts with flappers are checked.
- 800.00 ftACTION STAGE/FORECAST SERVICE STAGE. Hallock Dam spillway at Gilbert Park begins to flow.
- 797.00 ftCity takes precautionary actions.
Flood outlook
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | 7% |
| Moderate flooding | Under 5% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued August 28, 2026.
Crest history
48 crests on NOAA’s list since 1969.
| # | Date | Stage |
|---|---|---|
| 1 | April 21, 1997 | 810.70 ft |
| 2 | May 30, 2010 | 810.26 ft |
| 3 | April 23, 1996 | 809.50 ft |
| 4 | April 3, 2020 | 809.08 ft |
| 5 | April 6, 2006 | 809.07 ft |
| 6 | April 8, 2001 | 808.87 ft |
| 7 | August 15, 1993 | 808.80 ft |
| 8 | April 12, 1999 | 808.60 ft |
| 9 | March 30, 2017 | 808.50 ft |
| 10 | October 16, 2019 | 808.50 ft |
| 11 | April 11, 2011 | 808.47 ft |
| 12 | March 28, 2009 | 808.40 ft |
| 13 | March 29, 2008 | 808.37 ft |
| 14 | May 17, 2004 | 807.90 ft |
| 15 | April 15, 1969 | 807.80 ft |
| 16 | June 2, 1970 | 807.80 ft |
| 17 | November 9, 2000 | 807.78 ft |
| 18 | April 23, 2014 | 807.70 ft |
| 19 | April 17, 2023 | 807.70 ft |
| 20 | June 27, 1985 | 807.50 ft |
| 21 | April 24, 1979 | 807.30 ft |
| 22 | May 1, 2022 | 807.30 ft |
| 23 | May 1, 2013 | 807.29 ft |
| 24 | April 11, 2019 | 807.16 ft |
| 25 | March 31, 1986 | 806.90 ft |
Most recent crests
- April 14, 2026: 802.99 ft
- October 31, 2025: 801.36 ft
- July 4, 2024: 801.35 ft
- April 17, 2023: 807.70 ft
- May 1, 2022: 807.30 ft
- May 22, 2021: 796.84 ft
- April 3, 2020: 809.08 ft
- October 16, 2019: 808.50 ft
- April 11, 2019: 807.16 ft
- April 20, 2018: 804.67 ft
Nearby
Upstream, downstream and the gauges around this one.
- UpstreamSouth Branch Two Rivers River at Lake Bronson
- DownstreamRed River of the North at Pembina
- North Branch Two Rivers River at Northcote North Branch Two Rivers River
- North Branch Two Rivers River at Northcote North Branch Two Rivers River
- South Branch Two Rivers River at Lake Bronson Dam
- Red River of the North at Drayton
- Tamarac River at Stephen (CSAH22)
- Red River of the North at Emerson MB
What this means
Forecasts by the North Central River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 48 hours into the future from the forecast issuance time. 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.