Western Run at Western Run, MD
USGS Site No: 01583500 • Western Run • Baltimore County, MD
Western Run at Western Run, MD on the Western Run is currently at 39 cfs (Low — 23th percentile for this date) . Gage height: 1.28 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 | 28 | |
| 25th | Low threshold | 40 | Today: 39 cfs |
| 50th (Median) | Normal (median) | 57 | |
| 75th | High threshold | 79 | |
| 95th | Very High threshold | 204 |
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 | 44 | — |
| May 27, 2026 | 48 | — |
| May 26, 2026 | 48 | — |
| May 25, 2026 | 58 | — |
| May 24, 2026 | 150 | — |
| May 23, 2026 | 105 | — |
| May 22, 2026 | 57 | — |
| May 21, 2026 | 57 | — |
| May 20, 2026 | 38 | — |
| May 19, 2026 | 36 | — |
| May 18, 2026 | 37 | — |
| May 17, 2026 | 38 | — |
| May 16, 2026 | 39 | — |
| May 15, 2026 | 41 | — |
| Apr 21, 2026 | 51 | — |
| Apr 20, 2026 | 53 | — |
| Apr 19, 2026 | 55 | — |
| Apr 18, 2026 | 53 | — |
| Apr 17, 2026 | 55 | — |
| Apr 16, 2026 | 57 | — |
| Apr 15, 2026 | 61 | — |
| Apr 14, 2026 | 57 | — |
| Apr 13, 2026 | 58 | — |
| Apr 12, 2026 | 57 | — |
| Apr 11, 2026 | 59 | — |
| Apr 10, 2026 | 60 | — |
| Apr 9, 2026 | 60 | — |
| Apr 8, 2026 | 61 | — |
| Apr 7, 2026 | 63 | — |
| Apr 6, 2026 | 69 | — |
Station Information
- USGS Site No
- 01583500
- State
- MD
- County
- Baltimore County
- Coordinates
- 39.5108, -76.6765
- Drainage Area
- 60 mi²
- Datum (ft)
- 262.1
- HUC Code
- 020600030404
Flood Stage Thresholds
- Action Stage
- 6.0 ft
- Flood Stage
- 8.0 ft
- Moderate Flood
- 10.0 ft
- Major Flood
- 13.0 ft
Currently 6.72 ft below flood stage.
Recent Extremes
- Max discharge
-
516 cfsJul 31, 2025
- Min discharge
-
24 cfsOct 10, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Baisman Run at Broadmoor, MDNormal2.2 mi · 1 cfs
-
Pond Branch at Oregon Ridge, MDNormal2.2 mi · 0 cfs
-
Beaverdam Run at Cockeysville, MDNormal2.4 mi · 16 cfs
-
Gunpowder Falls at Glencoe, MDLow3.4 mi · 97 cfs
-
Piney Run at Dover, MDNormal4.9 mi · 10 cfs