Tonoloway Creek Near Hancock, MD
USGS Site No: 01613095 • Tonoloway Creek • Washington County, MD
Tonoloway Creek Near Hancock, MD on the Tonoloway Creek is currently at 210 cfs (High — 87th percentile for this date) . Gage height: 2.85 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 | |
| 25th | Low threshold | 6 | |
| 50th (Median) | Normal (median) | 14 | |
| 75th | High threshold | 56 | |
| 95th | Very High threshold | 318 | Today: 210 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 | 347 | — |
| May 27, 2026 | 333 | — |
| May 26, 2026 | 317 | — |
| May 25, 2026 | 402 | — |
| May 24, 2026 | 580 | — |
| May 23, 2026 | 978 | — |
| May 22, 2026 | 114 | — |
| May 21, 2026 | 62 | — |
| May 20, 2026 | 17 | — |
| May 19, 2026 | 14 | — |
| May 18, 2026 | 16 | — |
| May 17, 2026 | 17 | — |
| May 16, 2026 | 21 | — |
| May 15, 2026 | 28 | — |
| Apr 21, 2026 | 29 | — |
| Apr 20, 2026 | 34 | — |
| Apr 19, 2026 | 36 | — |
| Apr 18, 2026 | 34 | — |
| Apr 17, 2026 | 39 | — |
| Apr 16, 2026 | 46 | — |
| Apr 15, 2026 | 49 | — |
| Apr 14, 2026 | 41 | — |
| Apr 13, 2026 | 42 | — |
| Apr 12, 2026 | 46 | — |
| Apr 11, 2026 | 52 | — |
| Apr 10, 2026 | 56 | — |
| Apr 9, 2026 | 61 | — |
| Apr 8, 2026 | 70 | — |
| Apr 7, 2026 | 83 | — |
| Apr 6, 2026 | 99 | — |
Station Information
- USGS Site No
- 01613095
- State
- MD
- County
- Washington County
- Coordinates
- 39.7064, -78.1528
- Drainage Area
- 113 mi²
- Datum (ft)
- 399.8
- HUC Code
- 020700040102
Recent Extremes
- Max discharge
-
2,090 cfsJun 18, 2025
- Min discharge
-
1 cfsSep 9, 2025
Computed from the local daily-values archive.
Nearby Gauges
-
Potomac River at Hancock, MDVery High1.5 mi · 16,300 cfs
-
Licking Creek at Pectonville, MDHigh6.2 mi · 299 cfs
-
Sideling Hill Creek Near Bellegrove, MDHigh10.9 mi · 201 cfs
-
Tonoloway Creek Near Needmore, PAHigh13.3 mi · 16 cfs
-
Conococheague Creek at Fairview, MDHigh17.4 mi · 804 cfs