Black River at Boonville, NY
River level and flood forecast · Oneida County
The river is 5.9 ft below flood stage (10 ft).
Forecast to rise to 6.0 ft Wed 8 PM, below the 10 ft flood stage.
Flow: 274 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Mon, Oct 12, 11:14 AM. Forecasts change as rain falls and as upstream water arrives.
Flood stages
| Major flood stage | 12 ft |
| Moderate flood stage | 11 ft |
| Flood stage | 10 ft |
| Action stage | 8 ft |
| Record crest (March 28, 1913) | 12.5 ft |
What floods at each level
From the National Weather Service, highest first.
- 12 ftMajor flood, widespread flooding of commercial, industrial, and residential areas throughout the Black River Valley.
- 11 ftModerate flood, widespread farmland flooding and road closures all along the river. Some residential flooding in portions of Carthage and Castorland.
- 10 ftFlood stage, widespread farmland flooding in the Flats area. Several roads may be closed in Glenfield, Martinsburg, and Lowville.
- 8 ftAction stage, minor agricultural lowland flooding begins downstream in the Flats area. East Martinsburg Road may be closed.
Highest crests on record
- 12.5 ft — March 28, 1913
- 11.41 ft — December 30, 1984
- 11.31 ft — April 18, 1982
- 11.27 ft — May 20, 1969
- 11.25 ft — October 3, 1945
Recent crests: 10.07 ft (April 1, 2026) · 10.24 ft (December 19, 2023) · 11.03 ft (January 13, 2018) · 10.61 ft (April 16, 2014) · 10.66 ft (April 29, 2011)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (BOON6); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.