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Blackstone River @ Northbridge, Ma
Blackstone River at Northbridge
 Total Drainage Area: 139 sq. miles 
 Drainage Area Controlled by Corps Dams: 0 sq. miles (0%) 
 Warning Flow/Stage: 1,110 cfs / 5.8 feet 
 Flood Flow/Stage: 3,100 cfs / 9.0 feet 
Date Time
(Eastern)		 Stage
(ft)		 Flow
(cfs)		 CSM
(cfs / sq. mi.)
Jul-10 10:30 am 3.64    
Jul-10 09:30 am 3.65    
Jul-10 08:30 am 3.66    
Jul-10 07:30 am 3.68    
Jul-10 06:30 am 3.69    
Jul-10 05:30 am 3.70    
Jul-10 04:30 am 3.71    
Jul-10 03:30 am 3.71    
Jul-10 02:30 am 3.72    
Jul-10 01:30 am 3.73    
Jul-10 12:30 am 3.74    
Jul-09 11:30 pm 3.75    
Jul-09 10:30 pm 3.76    
Jul-09 09:30 pm 3.77    
Jul-09 08:30 pm 3.78    
Jul-09 07:30 pm 3.79    
Jul-09 06:30 pm 3.80    
Jul-09 05:30 pm 3.81    
Jul-09 04:30 pm 3.81    
Jul-09 03:30 pm 3.83    
Jul-09 02:30 pm 3.84    
Jul-09 01:30 pm 3.85    
Jul-09 12:30 pm 3.86    
Jul-09 11:30 am 3.88    
Jul-09 10:30 am 3.89    
Report Generated July 10, 2026 10:55 am