Conemaugh River at Seward, PA
USGS Site No: 03041500 • Conemaugh River • Westmoreland County, PA
Conemaugh River at Seward, PA on the Conemaugh River is currently at 2,170 cfs (Very High — 99th percentile for this date) . Gage height: 3.72 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 | 215 | |
| 25th | Low threshold | 255 | |
| 50th (Median) | Normal (median) | 370 | |
| 75th | High threshold | 688 | |
| 95th | Very High threshold | 1,570 |
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 | 3,360 | — |
| May 27, 2026 | 3,620 | — |
| May 26, 2026 | 4,390 | — |
| May 25, 2026 | 7,170 | — |
| May 24, 2026 | 4,360 | — |
| May 23, 2026 | 5,530 | — |
| May 22, 2026 | 1,360 | — |
| May 21, 2026 | 1,470 | — |
| May 20, 2026 | 620 | — |
| May 19, 2026 | 523 | — |
| May 18, 2026 | 544 | — |
| May 17, 2026 | 695 | — |
| May 16, 2026 | 773 | — |
| May 15, 2026 | 795 | — |
| Apr 21, 2026 | 1,030 | — |
| Apr 20, 2026 | 1,130 | — |
| Apr 19, 2026 | 1,160 | — |
| Apr 18, 2026 | 1,270 | — |
| Apr 17, 2026 | 1,400 | — |
| Apr 16, 2026 | 997 | — |
| Apr 15, 2026 | 1,110 | — |
| Apr 14, 2026 | 862 | — |
| Apr 13, 2026 | 903 | — |
| Apr 12, 2026 | 960 | — |
| Apr 11, 2026 | 1,050 | — |
| Apr 10, 2026 | 1,090 | — |
| Apr 9, 2026 | 1,190 | — |
| Apr 8, 2026 | 1,340 | — |
| Apr 7, 2026 | 1,580 | — |
| Apr 6, 2026 | 1,860 | — |
Station Information
- USGS Site No
- 03041500
- State
- PA
- County
- Westmoreland County
- Coordinates
- 40.4192, -79.0261
- Drainage Area
- 715 mi²
- Datum (ft)
- 1,075.6
- HUC Code
- 05010007
Flood Stage Thresholds
- Action Stage
- 8.8 ft
- Flood Stage
- 12.0 ft
- Moderate Flood
- 14.0 ft
- Major Flood
- 16.0 ft
Currently 8.28 ft below flood stage.
Recent Extremes
- Max discharge
-
14,000 cfsMay 14, 2025
- Min discharge
-
169 cfsSep 21, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Conemaugh River at Minersville, PAVery High7.5 mi · 2,190 cfs
-
Blacklick Creek at Josephine, PAHigh9.3 mi · 368 cfs
-
Two Lick Creek at Graceton, PAHigh10.2 mi · 296 cfs
-
Stonycreek River at Ferndale, PAVery High10.8 mi · 1,450 cfs
-
Yellow Creek Near Homer City, PAHigh11.3 mi · 144 cfs