Home Basin Index

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.)
Dec-12 01:30 pm 2.47 59 .3
Dec-12 12:30 pm 2.47 59 .3
Dec-12 11:30 am 2.47 59 .3
Dec-12 10:30 am 2.47 59 .3
Dec-12 09:30 am 2.48 60 .4
Dec-12 08:30 am 2.49 62 .4
Dec-12 07:30 am 2.51 65 .4
Dec-12 06:30 am 2.53 68 .4
Dec-12 05:30 am 2.56 73 .4
Dec-12 04:30 am 2.58 76 .4
Dec-12 03:30 am 2.61 81 .5
Dec-12 02:30 am 2.62 83 .5
Dec-12 01:30 am 2.64 87 .5
Dec-12 12:30 am 2.65 89 .5
Dec-11 11:30 pm 2.65 89 .5
Dec-11 10:30 pm 2.64 87 .5
Dec-11 09:30 pm 2.64 87 .5
Dec-11 08:30 pm 2.64 87 .5
Dec-11 07:30 pm 2.64 87 .5
Dec-11 06:30 pm 2.64 87 .5
Dec-11 05:30 pm 2.63 85 .5
Dec-11 04:30 pm 2.63 85 .5
Dec-11 03:30 pm 2.63 85 .5
Dec-11 02:30 pm 2.63 85 .5
Dec-11 01:30 pm 2.63 85 .5
Report Generated December 12, 2025 02:32 pm