Blackstone River at Northbridge

1. 16.00 ftWidespread flooding is expected along the river. Numerous residences along Main Street along and downstream of the Sutton Street Bridge will experience flooding.
2. 13.00 ftThis is a serious flood event. Flooding will spread into residences along the river on Main Street. Flooding will affect low lying areas from Northbridge to Millville. Buisnesses along the river should take the necessary actions to protect property along the river.
3. 11.00 ftFlooding is expected along the river from Northbridge through Uxbridge and Millville. Flooding will affect some homes and businesses along the river in these towns.
4. 9.00 ftFlooding of low lying areas along the river bank is likely between Northbridge and the Rhode Island and Massachusetts border.

Chance of flooding, September to November

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 21, 2026.

Most recent crests

• January 10, 2024: 9.21 ft
• December 19, 2023: 9.78 ft
• September 2, 2021: 10.43 ft
• July 10, 2021: 9.16 ft
• January 25, 2019: 9.11 ft
• October 30, 2017: 9.24 ft
• September 8, 2011: 10.54 ft
• August 29, 2011: 10.36 ft
• March 7, 2011: 9.32 ft
• March 31, 2010: 10.69 ft

• West River Below West Hill Dam
• Quinsigamond River
• Blackstone River
• Branch River at Forestdale
• Charles River at Medway
• Sudbury River at Saxonville
• Quinapoxet River
• Cochituate Brook

Forecasts by the Northeast River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. Stage may be affected by ice.

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.