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Merrimack River @ Haverhill, Ma
Merrimack River at Haverhill
 Total Drainage Area: 4,900 sq. miles 
 Drainage Area Controlled by Corps Dams: 1,619 sq. miles (33%) 
 Warning Flow/Stage: ?? cfs / ?? feet 
 Flood Flow/Stage: ?? cfs / ?? feet 
Date Time
(Eastern)		 Stage
(ft)
Dec-12 01:45 pm -1.72
Dec-12 12:45 pm -1.35
Dec-12 11:45 am -0.74
Dec-12 10:45 am -0.13
Dec-12 09:45 am 0.57
Dec-12 08:45 am 1.55
Dec-12 07:45 am 2.53
Dec-12 06:45 am 2.92
Dec-12 05:45 am 2.13
Dec-12 04:45 am 1.01
Dec-12 03:45 am -0.35
Dec-12 02:45 am -1.39
Dec-12 01:45 am -1.74
Dec-12 12:45 am -1.28
Dec-11 11:45 pm -0.62
Dec-11 10:45 pm 0.01
Dec-11 09:45 pm 0.83
Dec-11 08:45 pm 1.74
Dec-11 07:45 pm 2.70
Dec-11 06:45 pm 3.65
Dec-11 05:45 pm 4.19
Dec-11 04:45 pm 3.25
Dec-11 03:45 pm 1.69
Dec-11 02:45 pm -0.06
Dec-11 01:45 pm -1.16
Report Generated December 12, 2025 02:00 pm