Souhegan River @ Souhegan, Nh

Souhegan River at Merrimack
 Total Drainage Area: 171 sq. miles 
 Drainage Area Controlled by Corps Dams: 0 sq. miles (0%) 
 Warning Flow/Stage: 2,260 cfs / 6.5 feet 
 Flood Flow/Stage: 5,000 cfs / 9.0 feet 
Date Time
(Eastern)
Stage
(ft)
Flow
(cfs)
CSM
(cfs / sq. mi.)
May-13 04:30 am 5.56 1,524 8.9
May-13 03:30 am 5.59 1,546 9.0
May-13 02:30 am 5.62 1,568 9.2
May-13 01:30 am 5.65 1,590 9.3
May-13 12:30 am 5.68 1,613 9.4
May-12 11:30 pm 5.71 1,636 9.6
May-12 10:30 pm 5.74 1,658 9.7
May-12 09:30 pm 5.77 1,681 9.8
May-12 08:30 pm 5.80 1,704 10.0
May-12 07:30 pm 5.83 1,727 10.1
May-12 06:30 pm 5.85 1,743 10.2
May-12 05:30 pm 5.91 1,790 10.5
May-12 04:30 pm 5.94 1,814 10.6
May-12 03:30 pm 5.98 1,846 10.8
May-12 02:30 pm 6.01 1,870 10.9
May-12 01:30 pm 6.05 1,902 11.1
May-12 12:30 pm 6.10 1,943 11.4
May-12 11:30 am 6.14 1,975 11.6
May-12 10:30 am 6.18 2,008 11.8
May-12 09:30 am 6.23 2,050 12.0
May-12 08:30 am 6.28 2,092 12.2
May-12 07:30 am 6.33 2,135 12.5
May-12 06:30 am 6.38 2,178 12.7
May-12 05:30 am 6.43 2,221 13.0
May-12 04:30 am 6.49 2,273 13.3
Report Generated May 13, 2025 08:58 am