Home Basin Index

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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.)
Aug-09 07:30 am 3.13 222 1.3
Aug-09 06:30 am 3.14 225 1.3
Aug-09 05:30 am 3.14 225 1.3
Aug-09 04:30 am 3.15 228 1.3
Aug-09 03:30 am 3.15 228 1.3
Aug-09 02:30 am 3.16 232 1.4
Aug-09 01:30 am 3.17 235 1.4
Aug-09 12:30 am 3.18 238 1.4
Aug-08 11:30 pm 3.19 242 1.4
Aug-08 10:30 pm 3.20 245 1.4
Aug-08 09:30 pm 3.20 245 1.4
Aug-08 08:30 pm 3.21 249 1.5
Aug-08 07:30 pm 3.21 249 1.5
Aug-08 06:30 pm 3.22 252 1.5
Aug-08 05:30 pm 3.22 252 1.5
Aug-08 04:30 pm 3.23 256 1.5
Aug-08 03:30 pm 3.24 259 1.5
Aug-08 02:30 pm 3.25 263 1.5
Aug-08 01:30 pm 3.26 266 1.6
Aug-08 12:30 pm 3.28 273 1.6
Aug-08 11:30 am 3.29 277 1.6
Aug-08 10:30 am 3.30 281 1.6
Aug-08 09:30 am 3.31 284 1.7
Aug-08 08:30 am 3.32 288 1.7
Aug-08 07:30 am 3.33 292 1.7
Report Generated August 09, 2026 08:41 am