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Merrimack River @ Nashua, Nh
Merrimack River at Nashua
 Total Drainage Area: 3,982 sq. miles 
 Drainage Area Controlled by Corps Dams: 1,619 sq. miles (41%) 
 Warning Flow/Stage: ?? cfs / 16.0 feet 
 Flood Flow/Stage: ?? cfs / 18.0 feet 
Date Time
(Eastern)		 Stage
(ft)
Dec-12 01:15 pm 4.66
Dec-12 12:15 pm 4.64
Dec-12 11:15 am 4.62
Dec-12 10:15 am 4.59
Dec-12 09:15 am 4.66
Dec-12 08:15 am 4.67
Dec-12 07:15 am 4.67
Dec-12 06:15 am 4.72
Dec-12 05:15 am 4.68
Dec-12 04:15 am 4.70
Dec-12 03:15 am 4.72
Dec-12 02:15 am 4.74
Dec-12 01:15 am 4.73
Dec-12 12:15 am 4.74
Dec-11 11:15 pm 4.74
Dec-11 10:15 pm 4.74
Dec-11 09:15 pm 4.70
Dec-11 08:15 pm 4.71
Dec-11 07:15 pm 4.68
Dec-11 06:15 pm 4.71
Dec-11 05:15 pm 4.67
Dec-11 04:15 pm 4.72
Dec-11 03:15 pm 4.68
Dec-11 02:15 pm 4.67
Dec-11 01:15 pm 4.70
Report Generated December 12, 2025 06:55 pm