Ashuelot River Near Gilsum, NH
USGS Site No: 01157000 • Ashuelot River • Cheshire County, NH
Ashuelot River Near Gilsum, NH on the Ashuelot River is currently at 70 cfs (Normal — 56th percentile for this date) . Gage height: 2.53 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 | 23 | |
| 25th | Low threshold | 29 | |
| 50th (Median) | Normal (median) | 55 | |
| 75th | High threshold | 115 | Today: 70 cfs |
| 95th | Very High threshold | 246 |
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 | 93 | — |
| May 27, 2026 | 112 | — |
| May 26, 2026 | 130 | — |
| May 25, 2026 | 100 | — |
| May 24, 2026 | 64 | — |
| May 23, 2026 | 66 | — |
| May 22, 2026 | 79 | — |
| May 21, 2026 | 98 | — |
| May 20, 2026 | 124 | — |
| May 19, 2026 | 152 | — |
| May 18, 2026 | 213 | — |
| May 17, 2026 | 329 | — |
| May 16, 2026 | 452 | — |
| May 15, 2026 | 533 | — |
| Apr 21, 2026 | 167 | — |
| Apr 20, 2026 | 202 | — |
| Apr 19, 2026 | 132 | — |
| Apr 18, 2026 | 128 | — |
| Apr 17, 2026 | 119 | — |
| Apr 16, 2026 | 94 | — |
| Apr 15, 2026 | 90 | — |
| Apr 14, 2026 | 78 | — |
| Apr 13, 2026 | 80 | — |
| Apr 12, 2026 | 87 | — |
| Apr 11, 2026 | 100 | — |
| Apr 10, 2026 | 114 | — |
| Apr 9, 2026 | 131 | — |
| Apr 8, 2026 | 154 | — |
| Apr 7, 2026 | 188 | — |
| Apr 6, 2026 | 233 | — |
Station Information
- USGS Site No
- 01157000
- State
- NH
- County
- Cheshire County
- Coordinates
- 43.0392, -72.2701
- Drainage Area
- 71 mi²
- Datum (ft)
- 772.4
- HUC Code
- 01080201
Flood Stage Thresholds
- Action Stage
- 8.0 ft
- Flood Stage
- 9.5 ft
- Moderate Flood
- 11.0 ft
- Major Flood
- 12.0 ft
Currently 6.97 ft below flood stage.
Recent Extremes
- Max discharge
-
1,170 cfsMay 10, 2025
- Min discharge
-
2 cfsSep 21, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
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Nubanusit Bk below Macdowell Dam near Peterborough NHUnknown17.5 mi · 0 cfs
-
Contoocook River at Peterborough, NHNormal19.9 mi · 66 cfs
-
Priest Brook Near Winchendon, MANormal25.9 mi · 15 cfs
-
Millers River Near Winchendon, MANormal26.3 mi · 63 cfs
-
Connecticut River Near Northfield, MAVery High26.6 mi · 9,230 cfs