Susquehanna River at Unadilla NY
USGS Site No: 01500500 • Susquehanna River • Otsego County, NY
Susquehanna River at Unadilla NY on the Susquehanna River is currently at 610 cfs (Normal — 54th percentile for this date) . Gage height: 3.28 ft.
Reading from
Historical Percentile Comparison
Today's discharge compared to the long-term record for October 28 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 | 155 | |
| 25th | Low threshold | 220 | |
| 50th (Median) | Normal (median) | 453 | |
| 75th | High threshold | 1,530 | Today: 610 cfs |
| 95th | Very High threshold | 3,970 |
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 | 810 | — |
| May 27, 2026 | 1,040 | — |
| May 26, 2026 | 1,370 | — |
| May 25, 2026 | 1,340 | — |
| May 24, 2026 | 1,210 | — |
| May 23, 2026 | 765 | — |
| May 22, 2026 | 830 | — |
| May 21, 2026 | 891 | — |
| May 20, 2026 | 972 | — |
| May 19, 2026 | 1,100 | — |
| May 18, 2026 | 1,260 | — |
| May 17, 2026 | 1,440 | — |
| May 16, 2026 | 1,630 | — |
| May 15, 2026 | 1,780 | — |
| Apr 21, 2026 | 1,810 | — |
| Apr 20, 2026 | 2,060 | — |
| Apr 19, 2026 | 1,890 | — |
| Apr 18, 2026 | 2,050 | — |
| Apr 17, 2026 | 2,270 | — |
| Apr 16, 2026 | 2,350 | — |
| Apr 15, 2026 | 2,370 | — |
| Apr 14, 2026 | 2,470 | — |
| Apr 13, 2026 | 2,650 | — |
| Apr 12, 2026 | 2,890 | — |
| Apr 11, 2026 | 3,120 | — |
| Apr 10, 2026 | 3,350 | — |
| Apr 9, 2026 | 3,810 | — |
| Apr 8, 2026 | 4,240 | — |
| Apr 7, 2026 | 4,920 | — |
| Apr 6, 2026 | 5,840 | — |
Station Information
- USGS Site No
- 01500500
- State
- NY
- County
- Otsego County
- Coordinates
- 42.3215, -75.3164
- Drainage Area
- 982 mi²
- Datum (ft)
- 995.7
- HUC Code
- 02050101
Flood Stage Thresholds
- Action Stage
- 9.0 ft
- Flood Stage
- 11.0 ft
- Moderate Flood
- 13.0 ft
- Major Flood
- 14.5 ft
Currently 7.72 ft below flood stage.
Recent Extremes
- Max discharge
-
11,600 cfsMar 9, 2026
- Min discharge
-
93 cfsSep 22, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
East Brook East Of Walton NYNormal14.3 mi · 21 cfs
-
West Branch Delaware River Upstream From Delhi NYNormal21.1 mi · 114 cfs
-
Little Delaware River Near Delhi NYNormal21.8 mi · 33 cfs
-
East Branch Delaware River at Harvard NYNormal22.9 mi · 216 cfs
-
East Branch Delaware River at Downsville NYNormal24.4 mi · 136 cfs