Fourmile Run at Alexandria, VA
USGS Site No: 01652500 • Fourmile Run • Arlington County, VA
Fourmile Run at Alexandria, VA on the Fourmile Run is currently at 4 cfs (Low — 13th percentile for this date) . Gage height: 4.11 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 | 4 | |
| 25th | Low threshold | 4 | Today: 4 cfs |
| 50th (Median) | Normal (median) | 8 | |
| 75th | High threshold | 20 | |
| 95th | Very High threshold | 111 |
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 | — |
| May 27, 2026 | 6 | — |
| May 26, 2026 | 16 | — |
| May 25, 2026 | 9 | — |
| May 24, 2026 | 129 | — |
| May 23, 2026 | 63 | — |
| May 22, 2026 | 61 | — |
| May 21, 2026 | 83 | — |
| May 20, 2026 | 21 | — |
| May 19, 2026 | 3 | — |
| May 18, 2026 | 3 | — |
| May 17, 2026 | 3 | — |
| May 16, 2026 | 3 | — |
| May 15, 2026 | 4 | — |
| Apr 21, 2026 | 4 | — |
| Apr 20, 2026 | 4 | — |
| Apr 19, 2026 | 8 | — |
| Apr 18, 2026 | 5 | — |
| Apr 17, 2026 | 4 | — |
| Apr 16, 2026 | 5 | — |
| Apr 15, 2026 | 5 | — |
| Apr 14, 2026 | 5 | — |
| Apr 13, 2026 | 5 | — |
| Apr 12, 2026 | 5 | — |
| Apr 11, 2026 | 5 | — |
| Apr 10, 2026 | 5 | — |
| Apr 9, 2026 | 5 | — |
| Apr 8, 2026 | 5 | — |
| Apr 7, 2026 | 5 | — |
| Apr 6, 2026 | 7 | — |
Station Information
- USGS Site No
- 01652500
- State
- VA
- County
- Arlington County
- Coordinates
- 38.8433, -77.0859
- Drainage Area
- 13 mi²
- Datum (ft)
- 27.7
- HUC Code
- 02070010
Flood Stage Thresholds
- Action Stage
- 6.0 ft
- Flood Stage
- 12.0 ft
- Moderate Flood
- 15.0 ft
- Major Flood
- 18.0 ft
Currently 7.89 ft below flood stage.
Recent Extremes
- Max discharge
-
348 cfsMay 13, 2025
- Min discharge
-
2 cfsOct 6, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Patuxent River Near Laurel, MDLow22.0 mi · 19 cfs
-
Hawlings River Near Sandy Spring, MDLow23.1 mi · 11 cfs
-
Patuxent River Below Brighton Dam Near Brighton MDVery Low24.5 mi · 12 cfs
-
Patuxent River Near Unity, MDNormal27.3 mi · 24 cfs
-
South Fork Jabez Branch at Millersville, MDVery Low28.0 mi · 0 cfs