Blackstone River at Woonsocket, RI
USGS Site No: 01112500 • Blackstone River • Providence County, RI
Blackstone River at Woonsocket, RI on the Blackstone River is currently at 362 cfs (Normal — 35th percentile for this date) . Gage height: 1.67 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 | 245 | |
| 25th | Low threshold | 311 | |
| 50th (Median) | Normal (median) | 437 | Today: 362 cfs |
| 75th | High threshold | 767 | |
| 95th | Very High threshold | 2,810 |
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 | 434 | — |
| May 27, 2026 | 504 | — |
| May 26, 2026 | 608 | — |
| May 25, 2026 | 542 | — |
| May 24, 2026 | 359 | — |
| May 23, 2026 | 327 | — |
| May 22, 2026 | 353 | — |
| May 21, 2026 | 407 | — |
| May 20, 2026 | 454 | — |
| May 19, 2026 | 434 | — |
| May 18, 2026 | 501 | — |
| May 17, 2026 | 578 | — |
| May 16, 2026 | 678 | — |
| May 15, 2026 | 718 | — |
| Apr 21, 2026 | 647 | — |
| Apr 20, 2026 | 679 | — |
| Apr 19, 2026 | 714 | — |
| Apr 18, 2026 | 796 | — |
| Apr 17, 2026 | 902 | — |
| Apr 16, 2026 | 851 | — |
| Apr 15, 2026 | 656 | — |
| Apr 14, 2026 | 632 | — |
| Apr 13, 2026 | 650 | — |
| Apr 12, 2026 | 665 | — |
| Apr 11, 2026 | 706 | — |
| Apr 10, 2026 | 751 | — |
| Apr 9, 2026 | 786 | — |
| Apr 8, 2026 | 833 | — |
| Apr 7, 2026 | 920 | — |
| Apr 6, 2026 | 1,010 | — |
Station Information
- USGS Site No
- 01112500
- State
- RI
- County
- Providence County
- Coordinates
- 42.0065, -71.5026
- Drainage Area
- 416 mi²
- Datum (ft)
- 106.6
- HUC Code
- 01090003
Flood Stage Thresholds
- Action Stage
- 8.0 ft
- Flood Stage
- 9.0 ft
- Moderate Flood
- 12.0 ft
- Major Flood
- 16.0 ft
Currently 7.33 ft below flood stage.
Recent Extremes
- Max discharge
-
3,890 cfsMar 17, 2026
- Min discharge
-
78 cfsSep 2, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Charles River at Medway, MANormal10.9 mi · 47 cfs
-
Sudbury River at Ashland, MANormal17.7 mi · 16 cfs
-
Trout Brook at Dover, MANormal20.2 mi · 3 cfs
-
French River at North Grosvenordale, CTNormal20.5 mi · 80 cfs
-
Quinebaug River at West Thompson, CTHigh20.9 mi · 309 cfs