Juniata River at Lewistown, PA
USGS Site No: 01564895 • Juniata River • Mifflin County, PA
Juniata River at Lewistown, PA on the Juniata River is currently at 5,580 cfs (Very High — 95th percentile for this date) . Gage height: 7.07 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 | 770 | |
| 25th | Low threshold | 1,540 | |
| 50th (Median) | Normal (median) | 2,000 | |
| 75th | High threshold | 5,320 | |
| 95th | Very High threshold | 0 |
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 | 6,400 | — |
| May 27, 2026 | 7,150 | — |
| May 26, 2026 | 9,100 | — |
| May 25, 2026 | 10,200 | — |
| May 24, 2026 | 11,300 | — |
| May 23, 2026 | 3,800 | — |
| May 22, 2026 | 2,250 | — |
| May 21, 2026 | 1,510 | — |
| May 20, 2026 | 1,320 | — |
| May 19, 2026 | 1,360 | — |
| May 18, 2026 | 1,440 | — |
| May 17, 2026 | 1,520 | — |
| May 16, 2026 | 1,700 | — |
| May 15, 2026 | 2,000 | — |
| Apr 21, 2026 | 2,240 | — |
| Apr 20, 2026 | 2,520 | — |
| Apr 19, 2026 | 2,310 | — |
| Apr 18, 2026 | 2,050 | — |
| Apr 17, 2026 | 1,910 | — |
| Apr 16, 2026 | 1,870 | — |
| Apr 15, 2026 | 2,000 | — |
| Apr 14, 2026 | 2,020 | — |
| Apr 13, 2026 | 2,180 | — |
| Apr 12, 2026 | 2,540 | — |
| Apr 11, 2026 | 2,630 | — |
| Apr 10, 2026 | 2,810 | — |
| Apr 9, 2026 | 2,950 | — |
| Apr 8, 2026 | 3,170 | — |
| Apr 7, 2026 | 3,700 | — |
| Apr 6, 2026 | 4,190 | — |
Station Information
- USGS Site No
- 01564895
- State
- PA
- County
- Mifflin County
- Coordinates
- 40.5944, -77.5828
- Drainage Area
- 2,519 mi²
- Datum (ft)
- 443.2
- HUC Code
- 020503040503
Flood Stage Thresholds
- Action Stage
- 18.0 ft
- Flood Stage
- 23.0 ft
- Moderate Flood
- 27.0 ft
- Major Flood
- 28.0 ft
Currently 15.93 ft below flood stage.
Recent Extremes
- Max discharge
-
30,600 cfsMay 15, 2025
- Min discharge
-
498 cfsSep 22, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Kishacoquillas Creek at Reedsville, PANormal4.2 mi · 157 cfs
-
Tuscarora Creek Near Port Royal, PAHigh10.2 mi · 217 cfs
-
Bixler Run Near Loysville, PANormal18.1 mi · 8 cfs
-
Spring Creek at Houserville, PANormal20.9 mi · 62 cfs
-
Juniata River at Mapleton Depot, PAHigh23.2 mi · 3,340 cfs