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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.)
May-16 01:30 pm 9.31 2,697 7.3
May-16 12:30 pm 9.28 2,666 7.2
May-16 11:30 am 9.31 2,697 7.3
May-16 10:30 am 9.29 2,676 7.3
May-16 09:30 am 9.32 2,707 7.4
May-16 08:30 am 9.29 2,676 7.3
May-16 07:30 am 9.36 2,749 7.5
May-16 06:30 am 9.36 2,749 7.5
May-16 05:30 am 9.37 2,759 7.5
May-16 04:30 am 9.35 2,738 7.4
May-16 03:30 am 9.40 2,791 7.6
May-16 02:30 am 9.41 2,802 7.6
May-16 01:30 am 9.38 2,770 7.5
May-16 12:30 am 9.43 2,823 7.7
May-15 11:30 pm 9.42 2,813 7.6
May-15 10:30 pm 9.35 2,738 7.4
May-15 09:30 pm 9.42 2,813 7.6
May-15 08:30 pm 9.41 2,802 7.6
May-15 07:30 pm 9.41 2,802 7.6
May-15 06:30 pm 9.41 2,802 7.6
May-15 05:30 pm 9.43 2,823 7.7
May-15 04:30 pm 9.41 2,802 7.6
May-15 03:30 pm 9.39 2,781 7.6
May-15 02:30 pm 9.44 2,834 7.7
May-15 01:30 pm 9.43 2,823 7.7
Report Generated May 16, 2026 01:59 pm