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New England District
Project Data

Merrimack River @ Haverhill, Ma

Graphical Hydro Data

Drainage Area 4900 sq. mi.
Warning Stage / Flow ft / cfs
Channel Capacity ft / cfs
Date Time Stage
(ft)
Flow
(cfs)
23 Mar 15:30
23 Mar 15:15 8.14
23 Mar 15:00 8.09
23 Mar 14:45 7.97
23 Mar 14:30 7.71
23 Mar 14:15 7.42
23 Mar 14:00 7.09
23 Mar 13:45 6.73
23 Mar 13:30 6.26
23 Mar 13:15 5.78
23 Mar 13:00 5.28
23 Mar 12:45 4.78
23 Mar 12:30 4.30
23 Mar 12:15 3.96
23 Mar 12:00 3.75
23 Mar 11:45 3.66
23 Mar 11:30 3.62
23 Mar 11:15 3.63
23 Mar 11:00 3.66
23 Mar 10:45 3.69
23 Mar 10:30 3.75
23 Mar 10:15 3.79
23 Mar 10:00 3.84
23 Mar 09:45 3.90
23 Mar 09:30 3.97
23 Mar 09:15 4.04
23 Mar 09:00 4.13
23 Mar 08:45 4.21
23 Mar 08:30 4.31
23 Mar 08:15 4.41
23 Mar 08:00 4.52
23 Mar 07:45 4.64
23 Mar 07:30 4.77
23 Mar 07:15 4.90
23 Mar 07:00 5.05
23 Mar 06:45 5.20
23 Mar 06:30 5.36
23 Mar 06:15 5.53
23 Mar 06:00 5.70
23 Mar 05:45 5.89
23 Mar 05:30 6.07
23 Mar 05:15 6.27
23 Mar 05:00 6.47
23 Mar 04:45 6.67
23 Mar 04:30 6.87
23 Mar 04:15 7.07
23 Mar 04:00 7.25
23 Mar 03:45 7.43
23 Mar 03:30 7.61
23 Mar 03:15 7.76
23 Mar 03:00 7.87
23 Mar 02:45 7.92
23 Mar 02:30 7.88
23 Mar 02:15 7.75
23 Mar 02:00 7.53
23 Mar 01:45 7.25
23 Mar 01:30 6.90
23 Mar 01:15 6.49
23 Mar 01:00 6.03
23 Mar 00:45 5.55
23 Mar 00:30 5.06
23 Mar 00:15 4.58
23 Mar 00:00 4.15
22 Mar 23:45 3.85
22 Mar 23:30 3.70
22 Mar 23:15 3.64
22 Mar 23:00 3.62
22 Mar 22:45 3.64
22 Mar 22:30 3.67
22 Mar 22:15 3.71
22 Mar 22:00 3.76
22 Mar 21:45 3.80
22 Mar 21:30 3.86
22 Mar 21:15 3.93
22 Mar 21:00 3.99
22 Mar 20:45 4.07
22 Mar 20:30 4.15
22 Mar 20:15 4.24
22 Mar 20:00 4.33
22 Mar 19:45 4.44
22 Mar 19:30 4.56
22 Mar 19:15 4.68
22 Mar 19:00 4.81
22 Mar 18:45 4.94
22 Mar 18:30 5.08
22 Mar 18:15 5.22
22 Mar 18:00 5.36
22 Mar 17:45 5.50
22 Mar 17:30 5.67
22 Mar 17:15 5.87
22 Mar 17:00 6.05
22 Mar 16:45 6.25
22 Mar 16:30 6.43
22 Mar 16:15 6.63
22 Mar 16:00 6.82
22 Mar 15:45
22 Mar 15:30

Please note: all data presented on this website are for informational purposes only and should be considered preliminary.