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Quinebaug River @ Putnam, Ct
Quinebaug River at Putnam
 Total Drainage Area: 331 sq. miles 
 Drainage Area Controlled by Corps Dams: 231 sq. miles (70%) 
 Warning Flow/Stage: 3,440 cfs / 7.5 feet 
 Flood Flow/Stage: 5,730 cfs / 9.5 feet 
Date Time
(Eastern)		 Stage
(ft)		 Flow
(cfs)		 CSM
(cfs / sq. mi.)
Mar-11 06:30 pm 6.42 2,497 7.6
Mar-11 05:30 pm 6.34 2,432 7.4
Mar-11 04:30 pm 6.14 2,273 6.9
Mar-11 03:30 pm 6.10 2,242 6.8
Mar-11 02:30 pm 6.06 2,211 6.7
Mar-11 01:30 pm 6.08 2,226 6.7
Mar-11 12:30 pm 6.07 2,218 6.7
Mar-11 11:30 am 6.04 2,195 6.6
Mar-11 10:30 am 6.00 2,164 6.5
Mar-11 09:30 am 5.85 2,050 6.2
Mar-11 08:30 am 5.68 1,924 5.8
Mar-11 07:30 am 5.66 1,909 5.8
Mar-11 06:30 am 5.66 1,909 5.8
Mar-11 05:30 am 5.64 1,895 5.7
Mar-11 04:30 am 5.64 1,895 5.7
Mar-11 03:30 am 5.60 1,866 5.6
Mar-11 02:30 am 5.60 1,866 5.6
Mar-11 01:30 am 5.56 1,837 5.6
Mar-11 12:30 am 5.55 1,829 5.5
Mar-10 11:30 pm 5.56 1,837 5.6
Mar-10 10:30 pm 5.57 1,844 5.6
Mar-10 09:30 pm 5.55 1,829 5.5
Mar-10 08:30 pm 5.53 1,815 5.5
Mar-10 07:30 pm 5.53 1,815 5.5
Mar-10 06:30 pm 5.48 1,780 5.4
Report Generated March 11, 2026 10:52 pm