Hudson River at Green Island NY
USGS Site No: 01358000 • Hudson River • Albany County, NY
Hudson River at Green Island NY on the Hudson River is currently at 11,000 cfs (Normal — 53th percentile for this date) . Gage height: 16.63 ft.
Reading from
Historical Percentile Comparison
Today's discharge compared to the long-term record for October 27 at this station. Percentile rank shows what fraction of historical years had lower flow on this date.
| Percentile | Label | CFS Threshold | Today's Flow |
|---|---|---|---|
| 10th | Very Low threshold | 4,630 | |
| 25th | Low threshold | 6,060 | |
| 50th (Median) | Normal (median) | 10,100 | |
| 75th | High threshold | 17,000 | Today: 11,000 cfs |
| 95th | Very High threshold | 29,000 |
30-Day Hydrograph
Recent discharge plotted against the historical 10th–95th percentile envelope for the same calendar days. Source: USGS daily values + long-term statistics.
30-Day Flow History
| Date | Discharge (CFS) | Gage Ht (ft) |
|---|---|---|
| May 28, 2026 | 18,200 | — |
| May 27, 2026 | 20,500 | — |
| May 26, 2026 | 21,300 | — |
| May 25, 2026 | 13,500 | — |
| May 24, 2026 | 10,900 | — |
| May 23, 2026 | 9,430 | — |
| May 22, 2026 | 8,710 | — |
| May 21, 2026 | 9,350 | — |
| May 20, 2026 | 10,100 | — |
| May 19, 2026 | 10,500 | — |
| May 18, 2026 | 11,500 | — |
| May 17, 2026 | 13,100 | — |
| May 16, 2026 | 13,200 | — |
| May 15, 2026 | 14,400 | — |
| Apr 22, 2026 | 18,600 | — |
| Apr 21, 2026 | 19,800 | — |
| Apr 20, 2026 | 21,900 | — |
| Apr 19, 2026 | 22,000 | — |
| Apr 18, 2026 | 22,200 | — |
| Apr 17, 2026 | 20,600 | — |
| Apr 16, 2026 | 19,100 | — |
| Apr 15, 2026 | 18,100 | — |
| Apr 14, 2026 | 17,800 | — |
| Apr 13, 2026 | 19,700 | — |
| Apr 12, 2026 | 21,400 | — |
| Apr 11, 2026 | 22,200 | — |
| Apr 10, 2026 | 23,400 | — |
| Apr 9, 2026 | 27,200 | — |
| Apr 8, 2026 | 32,000 | — |
| Apr 7, 2026 | 38,600 | — |
Station Information
- USGS Site No
- 01358000
- State
- NY
- County
- Albany County
- Coordinates
- 42.7523, -73.6891
- Drainage Area
- 8,090 mi²
- Datum (ft)
- -0.9
- HUC Code
- 020200031107
Flood Stage Thresholds
- Action Stage
- 21.0 ft
- Flood Stage
- 21.5 ft
- Moderate Flood
- 24.0 ft
- Major Flood
- 27.0 ft
Currently 4.87 ft below flood stage.
Recent Extremes
- Max discharge
-
86,600 cfsMay 10, 2025
- Min discharge
-
1,890 cfsAug 24, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Hudson River Above Lock 1 Near Waterford NYNormal5.5 mi · 7,100 cfs
-
Hudson River at Stillwater NYUnknown12.8 mi
- Unknown
-
Hoosic River Near Eagle Bridge NYNormal20.4 mi · 530 cfs
-
Glowegee Creek at West Milton NYNormal22.7 mi · 19 cfs