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Farmington River @ Unionville, Ct
Farmington River at Unionville
 Total Drainage Area: 378 sq. miles 
 Drainage Area Controlled by Corps Dams: 139 sq. miles (37%) 
 Warning Flow/Stage: 3,650 cfs / 9.0 feet 
 Flood Flow/Stage: 8,710 cfs / 12.0 feet 
Date Time
(Eastern)		 Stage
(ft)		 Flow
(cfs)		 CSM
(cfs / sq. mi.)
Jul-18 04:30 am 4.61 139 .4
Jul-18 03:30 am 4.61 139 .4
Jul-18 02:30 am 4.60 137 .4
Jul-18 01:30 am 4.60 137 .4
Jul-18 12:30 am 4.59 135 .4
Jul-17 11:30 pm 4.59 135 .4
Jul-17 10:30 pm 4.59 135 .4
Jul-17 09:30 pm 4.61 139 .4
Jul-17 08:30 pm 4.62 141 .4
Jul-17 07:30 pm 4.62 141 .4
Jul-17 06:30 pm 4.62 141 .4
Jul-17 05:30 pm 4.63 143 .4
Jul-17 04:30 pm 4.63 143 .4
Jul-17 03:30 pm 4.64 145 .4
Jul-17 02:30 pm 4.64 145 .4
Jul-17 01:30 pm 4.65 148 .4
Jul-17 12:30 pm 4.63 143 .4
Jul-17 11:30 am 4.62 141 .4
Jul-17 10:30 am 4.61 139 .4
Jul-17 09:30 am 4.61 139 .4
Jul-17 08:30 am 4.61 139 .4
Jul-17 07:30 am 4.60 137 .4
Jul-17 06:30 am 4.61 139 .4
Jul-17 05:30 am 4.62 141 .4
Jul-17 04:30 am 4.63 143 .4
Report Generated July 18, 2026 09:19 am