Connecticut River at Montague City, MA
USGS Site No: 01170500 • Connecticut River • Franklin County, MA
Connecticut River at Montague City, MA on the Connecticut River is currently at 16,000 cfs (High — 76th percentile for this date) . Gage height: 12.52 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 | 4,750 | |
| 25th | Low threshold | 7,420 | |
| 50th (Median) | Normal (median) | 10,400 | |
| 75th | High threshold | 15,200 | |
| 95th | Very High threshold | 30,900 | Today: 16,000 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 | 15,000 | — |
| May 27, 2026 | 19,900 | — |
| May 26, 2026 | 19,900 | — |
| May 25, 2026 | 13,100 | — |
| May 24, 2026 | 8,740 | — |
| May 23, 2026 | 8,950 | — |
| May 22, 2026 | 10,000 | — |
| May 21, 2026 | 14,800 | — |
| May 20, 2026 | 16,800 | — |
| May 19, 2026 | 18,800 | — |
| May 18, 2026 | 30,400 | — |
| May 17, 2026 | 36,000 | — |
| May 16, 2026 | 40,900 | — |
| May 15, 2026 | 30,300 | — |
| Apr 21, 2026 | 34,000 | — |
| Apr 20, 2026 | 34,400 | — |
| Apr 19, 2026 | 31,500 | — |
| Apr 18, 2026 | 32,500 | — |
| Apr 17, 2026 | 30,900 | — |
| Apr 16, 2026 | 30,500 | — |
| Apr 15, 2026 | 25,000 | — |
| Apr 14, 2026 | 21,600 | — |
| Apr 13, 2026 | 25,000 | — |
| Apr 12, 2026 | 24,500 | — |
| Apr 11, 2026 | 25,000 | — |
| Apr 10, 2026 | 22,600 | — |
| Apr 9, 2026 | 23,400 | — |
| Apr 8, 2026 | 26,500 | — |
| Apr 7, 2026 | 27,700 | — |
| Apr 6, 2026 | 29,400 | — |
Station Information
- USGS Site No
- 01170500
- State
- MA
- County
- Franklin County
- Coordinates
- 42.5802, -72.5745
- Drainage Area
- 7,860 mi²
- Datum (ft)
- 99.3
- HUC Code
- 01080201
Flood Stage Thresholds
- Action Stage
- 26.0 ft
- Flood Stage
- 28.0 ft
- Moderate Flood
- 32.0 ft
- Major Flood
- 40.0 ft
Currently 15.48 ft below flood stage.
Recent Extremes
- Max discharge
-
71,200 cfsMay 11, 2025
- Min discharge
-
1,520 cfsSep 24, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Deerfield River Near West Deerfield, MAHigh5.1 mi · 1,170 cfs
-
South River Near Conway, MANormal6.6 mi · 20 cfs
-
Millers River at Erving, MANormal7.1 mi · 351 cfs
-
North River at Shattuckville, MANormal8.6 mi · 62 cfs
-
Connecticut River Near Northfield, MAVery High8.8 mi · 9,230 cfs