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Ashuelot River @ West Swanzey, Nh
Ashuelot River at Swanzey
 Total Drainage Area: 316 sq. miles 
 Drainage Area Controlled by Corps Dams: 147 sq. miles (47%) 
 Warning Flow/Stage: 2,920 cfs / 10.0 feet 
 Flood Flow/Stage: 3,850 cfs / 11.0 feet 
Date Time
(Eastern)		 Stage
(ft)		 Flow
(cfs)		 CSM
(cfs / sq. mi.)
Sep-04 06:45 pm 5.05 64 .2
Sep-04 05:45 pm 5.05 64 .2
Sep-04 04:45 pm 5.06 65 .2
Sep-04 03:45 pm 5.06 65 .2
Sep-04 02:45 pm 5.06 65 .2
Sep-04 01:45 pm 5.07 66 .2
Sep-04 12:45 pm 5.08 67 .2
Sep-04 11:45 am 5.08 67 .2
Sep-04 10:45 am 5.08 67 .2
Sep-04 09:45 am 5.09 68 .2
Sep-04 08:45 am 5.10 69 .2
Sep-04 07:45 am 5.11 70 .2
Sep-04 06:45 am 5.11 70 .2
Sep-04 05:45 am 5.12 71 .2
Sep-04 04:45 am 5.12 71 .2
Sep-04 03:45 am 5.12 71 .2
Sep-04 02:45 am 5.12 71 .2
Sep-04 01:45 am 5.12 71 .2
Sep-04 12:45 am 5.11 70 .2
Sep-03 11:45 pm 5.11 70 .2
Sep-03 10:45 pm 5.10 69 .2
Sep-03 09:45 pm 5.09 68 .2
Sep-03 08:45 pm 5.08 67 .2
Sep-03 07:45 pm 5.07 66 .2
Sep-03 06:45 pm 5.07 66 .2
Report Generated September 04, 2026 11:49 pm