Souhegan River (site Wlr-1) Near Milford, NH
USGS Site No: 01093852 • Souhegan River (site Wlr-1) • Hillsborough County, NH
Souhegan River (site Wlr-1) Near Milford, NH on the Souhegan River (site Wlr-1) is currently at 121 cfs (Normal — 39th percentile for this date) . Gage height: 3.90 ft.
Reading from
Historical Percentile Comparison
Today's discharge compared to the long-term record for October 29 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 | 51 | |
| 50th (Median) | Normal (median) | 172 | Today: 121 cfs |
| 75th | High threshold | 344 | |
| 95th | Very High threshold | 734 |
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 | 134 | — |
| May 27, 2026 | 155 | — |
| May 26, 2026 | 205 | — |
| May 25, 2026 | 212 | — |
| May 24, 2026 | 104 | — |
| May 23, 2026 | 83 | — |
| May 22, 2026 | 124 | — |
| May 21, 2026 | 155 | — |
| May 20, 2026 | 177 | — |
| May 19, 2026 | 205 | — |
| May 18, 2026 | 241 | — |
| May 17, 2026 | 303 | — |
| May 16, 2026 | 400 | — |
| May 15, 2026 | 570 | — |
| Apr 21, 2026 | 164 | — |
| Apr 20, 2026 | 179 | — |
| Apr 19, 2026 | 189 | — |
| Apr 18, 2026 | 206 | — |
| Apr 17, 2026 | 223 | — |
| Apr 16, 2026 | 213 | — |
| Apr 15, 2026 | 212 | — |
| Apr 14, 2026 | 171 | — |
| Apr 13, 2026 | 168 | — |
| Apr 12, 2026 | 180 | — |
| Apr 11, 2026 | 201 | — |
| Apr 10, 2026 | 223 | — |
| Apr 9, 2026 | 245 | — |
| Apr 8, 2026 | 272 | — |
| Apr 7, 2026 | 289 | — |
| Apr 6, 2026 | 326 | — |
Station Information
- USGS Site No
- 01093852
- State
- NH
- County
- Hillsborough County
- Coordinates
- 42.8426, -71.7067
- Drainage Area
- 103 mi²
- Datum (ft)
- 264.3
- HUC Code
- 01070002
Flood Stage Thresholds
- Action Stage
- 8.0 ft
- Flood Stage
- 9.0 ft
- Moderate Flood
- 11.0 ft
- Major Flood
- 12.0 ft
Currently 5.10 ft below flood stage.
Recent Extremes
- Max discharge
-
2,440 cfsMay 10, 2025
- Min discharge
-
6 cfsSep 23, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Nashua River at East Pepperell, MANormal13.8 mi · 282 cfs
-
Squannacook River Near West Groton, MANormal14.6 mi · 62 cfs
-
North Nashua River at Fitchburg, MANormal18.9 mi · 87 cfs
-
North Nashua River Near Leominster, MANormal24.0 mi · 127 cfs
-
Merrimack River below Concord River at Lowell, MANormal24.8 mi · 7,160 cfs