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Oswegatchie River near Heuvelton
Critical Stages
6.5' - Action
7.5' - Flood
Moderate
Major
Latest Observation
Updated: 4:15 AM EST 12/16/25
Status: No Flooding
Stage: 1.8 ft
Flow: 0.891 kcfs
Forecast
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 7 AM 12/16 | 1.7 | 0.802 |
| 1 PM 12/16 | 1.7 | 0.802 |
| 7 PM 12/16 | 1.6 | 0.718 |
| 1 AM 12/17 | 1.6 | 0.718 |
| 7 AM 12/17 | 1.6 | 0.718 |
| 1 PM 12/17 | 1.6 | 0.718 |
| 7 PM 12/17 | 1.6 | 0.718 |
| 1 AM 12/18 | 1.6 | 0.718 |
| 7 AM 12/18 | 1.6 | 0.718 |
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 5:15 AM 12/16 | 1.8 | 0.891 |
| 5:00 AM 12/16 | 1.8 | 0.891 |
| 4:45 AM 12/16 | 1.8 | 0.891 |
| 4:30 AM 12/16 | 1.8 | 0.891 |
| 4:15 AM 12/16 | 1.8 | 0.891 |
| 4:00 AM 12/16 | 1.8 | 0.891 |
| 3:45 AM 12/16 | 1.8 | 0.891 |
| 3:30 AM 12/16 | 1.8 | 0.891 |
| 3:15 AM 12/16 | 1.81 | 0.9 |
| 3:00 AM 12/16 | 1.81 | 0.9 |
| 2:45 AM 12/16 | 1.81 | 0.9 |
| 2:30 AM 12/16 | 1.81 | 0.9 |
| 2:15 AM 12/16 | 1.81 | 0.9 |
| 2:00 AM 12/16 | 1.81 | 0.9 |
| 1:45 AM 12/16 | 1.81 | 0.9 |
| 1:30 AM 12/16 | 1.81 | 0.9 |
| 1:15 AM 12/16 | 1.82 | 0.909 |
| 1:00 AM 12/16 | 1.81 | 0.9 |
| 12:45 AM 12/16 | 1.82 | 0.909 |
| 12:30 AM 12/16 | 1.82 | 0.909 |
| 12:15 AM 12/16 | 1.82 | 0.909 |
| 12:00 AM 12/16 | 1.82 | 0.909 |
| 11:45 PM 12/15 | 1.82 | 0.909 |
| 11:30 PM 12/15 | 1.82 | 0.909 |
| 11:15 PM 12/15 | 1.83 | 0.918 |
| 11:00 PM 12/15 | 1.82 | 0.909 |
| 10:45 PM 12/15 | 1.83 | 0.918 |
| 10:30 PM 12/15 | 1.83 | 0.918 |
| 10:15 PM 12/15 | 1.83 | 0.918 |
| 10:00 PM 12/15 | 1.83 | 0.918 |
7.5' -
Low lying areas of River Road and Backus Camp Road between Rensselaer Falls and Heuvelton will flood. Lowland flooding of fields and cropland along the river will also occur. Downstream in Ogdensburg, low lying portions of Simms Camp Road and the Maple City recreational path will be inundated. Shoreline flooding is also possible on Black Lake.
6.5' -
Lowland flooding of fields and cropland along the river from Rensselaer Falls to Ogdensburg may occur.
| Date | Stage (ft) |
|---|---|
| Apr 6, 1960 | 10.36 |
| Apr 9, 1947 | 9.33 |
| Mar 17, 1977 | 9.19 |
| Feb 23, 1954 | 9.11 |
| Jan 11, 1930 | 9.1 |
| Feb 17, 1984 | 8.8 |
| Apr 14, 1993 | 8.78 |
| Apr 10, 2014 | 8.7 |
| Mar 25, 1938 | 8.57 |
| Apr 8, 1956 | 8.52 |
| Mar 26, 2003 | 8.5 |
| Apr 6, 1959 | 8.49 |
| Jan 13, 1998 | 8.47 |
| Mar 31, 1963 | 8.47 |
| Apr 18, 2014 | 8.45 |
| Nov 3, 2017 | 7.93 |
| Apr 7, 1974 | 7.63 |
| Mar 24, 1976 | 7.63 |
| Mar 30, 1917 | 7.6 |
| Mar 31, 1989 | 7.47 |
Data provided by the National Weather Service.
