Rivers in New York
Black River at Boonville
Below flood stage
4.11ftStage
Observed Tue, Sep 22, 5:00 AM EDT
- Flood stage
- 10.00 ft
- Forecast crest
- 4.00 ftTue, Sep 22, 8:00 AM EDT
- Record crest
- 12.50 ft1913
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 12.00 ft |
| Moderate flood | 11.00 ft |
| Minor flood | 10.00 ft |
| Action | 8.00 ft |
- 12.00 ftMajor flood, widespread flooding of commercial, industrial, and residential areas throughout the Black River Valley.
- 11.00 ftModerate flood, widespread farmland flooding and road closures all along the river. Some residential flooding in portions of Carthage and Castorland.
- 10.00 ftFlood stage, widespread farmland flooding in the Flats area. Several roads may be closed in Glenfield, Martinsburg, and Lowville.
- 8.00 ftAction stage, minor agricultural lowland flooding begins downstream in the Flats area. East Martinsburg Road may be closed.
Flood outlook
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | Under 5% |
| Moderate flooding | Under 5% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 14, 2026.
Crest history
24 crests on NOAA’s list since 1912.
| # | Date | Stage |
|---|---|---|
| 1 | March 28, 1913 | 12.50 ft |
| 2 | December 30, 1984 | 11.41 ft |
| 3 | April 18, 1982 | 11.31 ft |
| 4 | May 20, 1969 | 11.27 ft |
| 5 | October 3, 1945 | 11.25 ft |
| 6 | January 9, 1998 | 11.25 ft |
| 7 | January 13, 2018 | 11.03 ft |
| 8 | April 11, 1993 | 10.79 ft |
| 9 | April 29, 2011 | 10.66 ft |
| 10 | May 3, 1972 | 10.65 ft |
| 11 | June 3, 1947 | 10.62 ft |
| 12 | April 16, 2014 | 10.61 ft |
| 13 | June 29, 2006 | 10.60 ft |
| 14 | April 25, 1926 | 10.60 ft |
| 15 | February 27, 1961 | 10.51 ft |
| 16 | October 7, 1932 | 10.50 ft |
| 17 | April 28, 1928 | 10.50 ft |
| 18 | December 21, 1957 | 10.46 ft |
| 19 | April 17, 1912 | 10.40 ft |
| 20 | April 12, 1922 | 10.40 ft |
| 21 | April 2, 1976 | 10.37 ft |
| 22 | January 12, 1924 | 10.30 ft |
| 23 | December 19, 2023 | 10.24 ft |
| 24 | April 1, 2026 | 10.07 ft |
Most recent crests
- April 1, 2026: 10.07 ft
- December 19, 2023: 10.24 ft
- January 13, 2018: 11.03 ft
- April 16, 2014: 10.61 ft
- April 29, 2011: 10.66 ft
- June 29, 2006: 10.60 ft
- January 9, 1998: 11.25 ft
- April 11, 1993: 10.79 ft
- December 30, 1984: 11.41 ft
- April 18, 1982: 11.31 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the Northeast River Forecast Center. Forecasts are issued routinely year-round. Impact statements listed below may not be representative during times of ice jam flooding. Gauge reading may be affected by ice. Forecast flows are unadjusted for 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.