Allegheny River at Parker, PA
USGS Site No: 03031500 • Allegheny River • Armstrong County, PA
Allegheny River at Parker, PA on the Allegheny River is currently at 11,900 cfs (High — 75th percentile for this date) . Gage height: 4.57 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 | 1,540 | |
| 25th | Low threshold | 3,570 | |
| 50th (Median) | Normal (median) | 6,180 | |
| 75th | High threshold | 11,700 | |
| 95th | Very High threshold | 27,300 | Today: 11,900 cfs |
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 | 15,900 | — |
| May 27, 2026 | 19,300 | — |
| May 26, 2026 | 23,700 | — |
| May 25, 2026 | 24,400 | — |
| May 24, 2026 | 16,800 | — |
| May 23, 2026 | 12,000 | — |
| May 22, 2026 | 11,900 | — |
| May 21, 2026 | 12,500 | — |
| May 20, 2026 | 12,900 | — |
| May 19, 2026 | 13,300 | — |
| May 18, 2026 | 17,400 | — |
| May 17, 2026 | 20,400 | — |
| May 16, 2026 | 22,400 | — |
| May 15, 2026 | 24,500 | — |
| Apr 21, 2026 | 32,500 | — |
| Apr 20, 2026 | 32,700 | — |
| Apr 19, 2026 | 33,500 | — |
| Apr 18, 2026 | 30,300 | — |
| Apr 17, 2026 | 36,600 | — |
| Apr 16, 2026 | 34,700 | — |
| Apr 15, 2026 | 25,300 | — |
| Apr 14, 2026 | 27,400 | — |
| Apr 13, 2026 | 28,100 | — |
| Apr 12, 2026 | 29,500 | — |
| Apr 11, 2026 | 32,800 | — |
| Apr 10, 2026 | 36,900 | — |
| Apr 9, 2026 | 37,000 | — |
| Apr 8, 2026 | 33,900 | — |
| Apr 7, 2026 | 31,200 | — |
| Apr 6, 2026 | 33,600 | — |
Station Information
- USGS Site No
- 03031500
- State
- PA
- County
- Armstrong County
- Coordinates
- 41.1006, -79.6812
- Drainage Area
- 7,671 mi²
- Datum (ft)
- 844.8
- HUC Code
- 05010006
Flood Stage Thresholds
- Action Stage
- 13.9 ft
- Flood Stage
- 20.0 ft
- Moderate Flood
- 23.0 ft
- Major Flood
- 26.0 ft
Currently 15.43 ft below flood stage.
Recent Extremes
- Max discharge
-
46,900 cfsApr 2, 2026
- Min discharge
-
2,450 cfsSep 19, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Allegheny River Near Rimer, PAUnknown12.1 mi · 0 cfs
-
Clarion River Near Piney, PAHigh14.1 mi · 1,920 cfs
-
Redbank Creek at St. Charles, PAHigh16.7 mi · 790 cfs
-
Allegheny River at Kittanning, PAHigh20.9 mi · 16,000 cfs
-
Allegheny River at Franklin, PANormal21.2 mi · 8,360 cfs