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Connecticut River @ Holyoke, Ma
Connecticut River at Holyoke
 Total Drainage Area: 8,309 sq. miles 
 Drainage Area Controlled by Corps Dams: 1,154 sq. miles (14%) 
 Warning Flow/Stage: 73,900 cfs / 22.0 feet 
 Flood Flow/Stage: 100,643 cfs / 26.5 feet 
Date Time
(Eastern)		 Stage
(ft)		 Flow
(cfs)		 CSM
(cfs / sq. mi.)
Jun-11 09:30 pm 7.52 10,039 1.2
Jun-11 08:30 pm 7.43 9,783 1.2
Jun-11 07:30 pm 7.39 9,670 1.2
Jun-11 06:30 pm 7.33 9,501 1.1
Jun-11 05:30 pm 7.26 9,305 1.1
Jun-11 04:30 pm 7.13 8,942 1.1
Jun-11 03:30 pm 6.73 7,848 .9
Jun-11 02:30 pm 6.69 7,740 .9
Jun-11 01:30 pm 6.83 8,118 1.0
Jun-11 12:30 pm 6.92 8,364 1.0
Jun-11 11:30 am 7.04 8,693 1.1
Jun-11 10:30 am 7.22 9,193 1.1
Jun-11 09:30 am 7.40 9,698 1.2
Jun-11 08:30 am 7.73 10,640 1.3
Jun-11 07:30 am 7.89 11,121 1.3
Jun-11 06:30 am 7.89 11,121 1.3
Jun-11 05:30 am 7.89 11,121 1.3
Jun-11 04:30 am 7.87 11,061 1.3
Jun-11 03:30 am 7.82 10,909 1.3
Jun-11 02:30 am 7.83 10,939 1.3
Jun-11 01:30 am 7.84 10,970 1.3
Jun-11 12:30 am 7.86 11,030 1.3
Jun-10 11:30 pm 7.84 10,970 1.3
Jun-10 10:30 pm 7.87 11,061 1.3
Jun-10 09:30 pm 7.91 11,182 1.4
Report Generated June 12, 2026 02:03 am