Lehigh River at Glendon, PA
USGS Site No: 01454700 • Lehigh River • Northampton County, PA
Lehigh River at Glendon, PA on the Lehigh River is currently at 1,680 cfs (Normal — 34th percentile for this date) . Gage height: 7.98 ft.
Reading from
Historical Percentile Comparison
Today's discharge compared to the long-term record for June 11 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 | 1,010 | |
| 25th | Low threshold | 1,380 | |
| 50th (Median) | Normal (median) | 2,190 | Today: 1,680 cfs |
| 75th | High threshold | 3,080 | |
| 95th | Very High threshold | 4,230 |
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 | 2,000 | — |
| May 27, 2026 | 2,300 | — |
| May 26, 2026 | 2,510 | — |
| May 25, 2026 | 2,760 | — |
| May 24, 2026 | 2,880 | — |
| May 23, 2026 | 1,450 | — |
| May 22, 2026 | 1,380 | — |
| May 21, 2026 | 1,430 | — |
| May 20, 2026 | 1,480 | — |
| May 19, 2026 | 1,440 | — |
| May 18, 2026 | 1,460 | — |
| May 17, 2026 | 1,700 | — |
| May 16, 2026 | 1,870 | — |
| May 15, 2026 | 1,910 | — |
| Apr 21, 2026 | 1,570 | — |
| Apr 20, 2026 | 1,780 | — |
| Apr 19, 2026 | 1,620 | — |
| Apr 18, 2026 | 1,560 | — |
| Apr 17, 2026 | 1,670 | — |
| Apr 16, 2026 | 1,690 | — |
| Apr 15, 2026 | 1,750 | — |
| Apr 14, 2026 | 1,760 | — |
| Apr 13, 2026 | 1,680 | — |
| Apr 12, 2026 | 1,760 | — |
| Apr 11, 2026 | 1,940 | — |
| Apr 10, 2026 | 2,240 | — |
| Apr 9, 2026 | 2,400 | — |
| Apr 8, 2026 | 2,540 | — |
| Apr 7, 2026 | 2,630 | — |
| Apr 6, 2026 | 2,510 | — |
Station Information
- USGS Site No
- 01454700
- State
- PA
- County
- Northampton County
- Coordinates
- 40.6693, -75.2363
- Drainage Area
- 1,359 mi²
- Datum (ft)
- 164.3
- HUC Code
- 02040106
Flood Stage Thresholds
- Action Stage
- 16.0 ft
- Flood Stage
- 19.0 ft
- Moderate Flood
- 20.0 ft
- Major Flood
- 21.0 ft
Currently 11.02 ft below flood stage.
Recent Extremes
- Max discharge
-
11,900 cfsMay 10, 2025
- Min discharge
-
526 cfsOct 28, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
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Mulhockaway Creek at Van Syckel NJVery Low14.1 mi · 6 cfs
-
Spruce Run at Main Street at Glen Gardner NJLow15.8 mi · 7 cfs
-
Spruce Run at Clinton NJVery Low16.9 mi · 6 cfs
-
South Branch Raritan River Near High Bridge NJLow18.7 mi · 46 cfs
-
South Branch Raritan River at Stanton NJVery Low20.4 mi · 48 cfs