Ohio River at Sewickley, PA
USGS Site No: 03086000 • Ohio River • Allegheny County, PA
Ohio River at Sewickley, PA on the Ohio River is currently at 82,600 cfs (Very High — 101th percentile for this date) . Gage height: 17.58 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 | 4,680 | |
| 25th | Low threshold | 7,970 | |
| 50th (Median) | Normal (median) | 12,600 | |
| 75th | High threshold | 22,800 | |
| 95th | Very High threshold | 52,400 |
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 | 108,000 | — |
| May 27, 2026 | 75,700 | — |
| May 26, 2026 | 82,600 | — |
| May 25, 2026 | 64,100 | — |
| May 24, 2026 | 57,000 | — |
| May 23, 2026 | 42,600 | — |
| May 22, 2026 | 25,500 | — |
| May 21, 2026 | 21,500 | — |
| May 20, 2026 | 22,100 | — |
| May 19, 2026 | 24,800 | — |
| May 18, 2026 | 29,500 | — |
| May 17, 2026 | 32,400 | — |
| May 16, 2026 | 34,000 | — |
| May 15, 2026 | 35,400 | — |
| Apr 21, 2026 | 46,700 | — |
| Apr 20, 2026 | 51,200 | — |
| Apr 19, 2026 | 45,800 | — |
| Apr 18, 2026 | 47,700 | — |
| Apr 17, 2026 | 52,900 | — |
| Apr 16, 2026 | 41,400 | — |
| Apr 15, 2026 | 45,700 | — |
| Apr 14, 2026 | 43,200 | — |
| Apr 13, 2026 | 46,700 | — |
| Apr 12, 2026 | 49,500 | — |
| Apr 11, 2026 | 57,700 | — |
| Apr 10, 2026 | 64,000 | — |
| Apr 9, 2026 | 71,500 | — |
| Apr 8, 2026 | 75,400 | — |
| Apr 7, 2026 | 81,900 | — |
| Apr 6, 2026 | 87,000 | — |
Station Information
- USGS Site No
- 03086000
- State
- PA
- County
- Allegheny County
- Coordinates
- 40.5492, -80.2056
- Drainage Area
- 19,500 mi²
- Datum (ft)
- 679.6
- HUC Code
- 05030101
Flood Stage Thresholds
- Action Stage
- 19.4 ft
- Flood Stage
- 25.0 ft
- Moderate Flood
- 29.0 ft
- Major Flood
- 32.0 ft
Currently 7.42 ft below flood stage.
Recent Extremes
- Max discharge
-
119,000 cfsFeb 21, 2026
- Min discharge
-
3,930 cfsOct 7, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
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Chartiers Creek at Crafton, PAUnknown10.0 mi
-
Chartiers Creek at Carnegie, PAHigh11.8 mi · 233 cfs
-
Sawmill Run at Duquesne Heights near Pittsburgh, PANormal12.3 mi · 5 cfs
-
Girtys Run Above Grant Avenue at Millvale, PALow13.3 mi · 2 cfs
-
Pine Creek at Grant Avenue at Etna, PALow13.9 mi · 8 cfs