Hudson River at Troy
Track river levels in and around Colonie, NY
Latest Observation
6:15pm EDT -- March 23, 2026
Current Stage:
18.79 ft
Current Flow:
27,700.00 cfs
Historic Observations
Most significant stages and flows
Record Stage:
29.70 ft
Record Flow:
220,000.00 cfs
Flood Stage Categories
Benchmarks that define rising river impacts
Action: 21.0 ft
Minor: 21.5 ft
Moderate: 24.0 ft
Major: 27.0 ft
| Time/Date | Stage | Flow | Category |
|---|---|---|---|
| 8:00pm EDT -- March 23, 2026 | 18.70 ft | 26,400.00 cfs | Normal |
| 2:00am EDT -- March 24, 2026 | 18.60 ft | 25,000.00 cfs | Normal |
| 8:00am EDT -- March 24, 2026 | 18.60 ft | 25,000.00 cfs | Normal |
| 2:00pm EDT -- March 24, 2026 | 18.50 ft | 23,700.00 cfs | Normal |
| 8:00pm EDT -- March 24, 2026 | 18.40 ft | 22,500.00 cfs | Normal |
| 2:00am EDT -- March 25, 2026 | 18.30 ft | 21,300.00 cfs | Normal |
| 8:00am EDT -- March 25, 2026 | 18.20 ft | 20,100.00 cfs | Normal |
| Time/Date | Stage | Flow | Category |
|---|---|---|---|
| 6:00pm EDT -- March 23, 2026 | 18.79 ft | 27,700.00 cfs | Normal |
| 5:45pm EDT -- March 23, 2026 | 18.79 ft | 27,700.00 cfs | Normal |
| 5:30pm EDT -- March 23, 2026 | 18.79 ft | 27,700.00 cfs | Normal |
| 5:15pm EDT -- March 23, 2026 | 18.79 ft | 27,700.00 cfs | Normal |
| 5:00pm EDT -- March 23, 2026 | 18.79 ft | 27,700.00 cfs | Normal |
| 4:45pm EDT -- March 23, 2026 | 18.79 ft | 27,700.00 cfs | Normal |
| 4:30pm EDT -- March 23, 2026 | 18.79 ft | 27,700.00 cfs | Normal |
| 4:15pm EDT -- March 23, 2026 | 18.79 ft | 27,700.00 cfs | Normal |
| 4:00pm EDT -- March 23, 2026 | 18.79 ft | 27,700.00 cfs | Normal |
| 3:45pm EDT -- March 23, 2026 | 18.78 ft | 27,600.00 cfs | Normal |
Normal: The water surface is below the top of its banks.
Action: The water surface is generally near or slightly above the top of its banks, but no man-made structures are flooded.
Minor: Minimal or no property damage, but possibly some public threat (e.g., inundation of roads).
Moderate: Some inundation of structures and roads near stream. Some evacuations of people and/or transfer of property to higher elevations.
Major: Extensive inundation of structures and roads. Significant evacuations of people and/or transfer of property to higher elevations.
Flood Stage Impacts
29.00 ft.: There are several feet of water on Riverside Street, three feet water in the former Cluett-Peabody building, First and Second Streets in Troy are flooded, and the Congress Street Bridge is closed.
27.00 ft.: The river is at major flood stage. Water reaches numerous homes in the Village of Wateford and in riverfront sections of Troy. About 4 feet water at foot of State Street.
24.00 ft.: The river is at moderate flood stage. Water reaches mobile homes along the river front in Lansingburgh.
23.00 ft.: Water reaches streets in Waterford Village and Matsons Shipyard on Van Schaick Island. Some basements flood.
21.50 ft.: Minor flood stage. Water floods onto the Mohawk Wharf in Village of Waterford.
21.00 ft.: Action stage. Water is just six inches below the wharf in Waterford.
Hydrograph
Gauge Location
Source National Water Prediction Service / US Geological Survey