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Contoocook River @ Henniker, Nh
Contoocook River at Henniker
 Total Drainage Area: 368 sq. miles 
 Drainage Area Controlled by Corps Dams: 44 sq. miles (12%) 
 Warning Flow/Stage: 2,050 cfs / 9.0 feet 
 Flood Flow/Stage: 5,750 cfs / 11.5 feet 
Date Time
(Eastern)		 Stage
(ft)		 Flow
(cfs)		 CSM
(cfs / sq. mi.)
Sep-04 06:30 pm 4.76 98 .3
Sep-04 05:30 pm 4.76 98 .3
Sep-04 04:30 pm 4.75 97 .3
Sep-04 03:30 pm 4.75 97 .3
Sep-04 02:30 pm 4.75 97 .3
Sep-04 01:30 pm 4.73 94 .3
Sep-04 12:30 pm 4.73 94 .3
Sep-04 11:30 am 4.72 93 .3
Sep-04 10:30 am 4.73 94 .3
Sep-04 09:30 am 4.73 94 .3
Sep-04 08:30 am 4.73 94 .3
Sep-04 07:30 am 4.72 93 .3
Sep-04 06:30 am 4.73 94 .3
Sep-04 05:30 am 4.72 93 .3
Sep-04 04:30 am 4.72 93 .3
Sep-04 03:30 am 4.72 93 .3
Sep-04 02:30 am 4.72 93 .3
Sep-04 01:30 am 4.72 93 .3
Sep-04 12:30 am 4.71 92 .3
Sep-03 11:30 pm 4.70 91 .3
Sep-03 10:30 pm 4.70 91 .3
Sep-03 09:30 pm 4.69 89 .2
Sep-03 08:30 pm 4.69 89 .2
Sep-03 07:30 pm 4.69 89 .2
Sep-03 06:30 pm 4.71 92 .3
Report Generated September 04, 2026 11:30 pm