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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.)
Water Temp.
(F)
08 Dec 2025 11:45 PM 5.40 112 .4 33.8
08 Dec 2025 11:30 PM 5.40 112 .4 33.8
08 Dec 2025 11:15 PM 5.40 112 .4 33.8
08 Dec 2025 11:00 PM 5.41 113 .4 33.8
08 Dec 2025 10:45 PM 5.42 115 .4 33.8
08 Dec 2025 10:30 PM 5.43 117 .4 33.8
08 Dec 2025 10:15 PM 5.43 117 .4 35.6
08 Dec 2025 10:00 PM 5.44 118 .4 33.8
08 Dec 2025 09:45 PM 5.44 118 .4 33.8
08 Dec 2025 09:30 PM 5.45 120 .4 33.8
08 Dec 2025 09:15 PM 5.45 120 .4 33.8
08 Dec 2025 09:00 PM 5.45 120 .4 33.8
08 Dec 2025 08:45 PM 5.45 120 .4 33.8
08 Dec 2025 08:30 PM 5.45 120 .4 33.8
08 Dec 2025 08:15 PM 5.43 117 .4 33.8
08 Dec 2025 08:00 PM 5.43 117 .4 33.8
08 Dec 2025 07:45 PM 5.42 115 .4 33.8
08 Dec 2025 07:30 PM 5.42 115 .4 33.8
08 Dec 2025 07:15 PM 5.41 113 .4 33.8
08 Dec 2025 07:00 PM 5.40 112 .4 33.8
08 Dec 2025 06:45 PM 5.38 108 .3 33.8
08 Dec 2025 06:30 PM 5.38 108 .3 33.8
08 Dec 2025 06:15 PM 5.38 108 .3 33.8
08 Dec 2025 06:00 PM 5.38 108 .3 35.6
08 Dec 2025 05:45 PM 5.38 108 .3 39.2
08 Dec 2025 05:30 PM 5.38 108 .3 42.8
08 Dec 2025 05:15 PM 5.38 108 .3 44.6
08 Dec 2025 05:00 PM 5.39 110 .4 48.2
08 Dec 2025 04:45 PM 5.38 108 .3 53.6
08 Dec 2025 04:30 PM 5.39 110 .4 57.2
08 Dec 2025 04:15 PM 5.39 110 .4 62.6
08 Dec 2025 04:00 PM 5.39 110 .4 68.0
08 Dec 2025 03:45 PM 5.38 108 .3 73.4
08 Dec 2025 03:30 PM 5.38 108 .3 80.6
08 Dec 2025 03:15 PM 5.38 108 .3 89.6
08 Dec 2025 03:00 PM 5.39 110 .4  
08 Dec 2025 02:45 PM 5.39 110 .4  
08 Dec 2025 02:30 PM 5.39 110 .4  
08 Dec 2025 02:15 PM 5.39 110 .4  
08 Dec 2025 02:00 PM 5.39 110 .4  
08 Dec 2025 01:45 PM 5.39 110 .4  
08 Dec 2025 01:30 PM 5.39 110 .4  
08 Dec 2025 01:15 PM 5.38 108 .3  
08 Dec 2025 01:00 PM 5.38 108 .3  
08 Dec 2025 12:45 PM 5.37 107 .3  
08 Dec 2025 12:30 PM 5.38 108 .3  
08 Dec 2025 12:15 PM 5.37 107 .3  
08 Dec 2025 12:00 PM 5.37 107 .3  
08 Dec 2025 11:45 AM 5.36 105 .3  
08 Dec 2025 11:30 AM 5.36 105 .3  
08 Dec 2025 11:15 AM 5.36 105 .3 95.0
08 Dec 2025 11:00 AM 5.36 105 .3 89.6
08 Dec 2025 10:45 AM 5.37 107 .3 84.2
08 Dec 2025 10:30 AM 5.38 108 .3 78.8
08 Dec 2025 10:15 AM 5.38 108 .3 73.4
08 Dec 2025 10:00 AM 5.39 110 .4 73.4
08 Dec 2025 09:45 AM 5.40 112 .4 73.4
08 Dec 2025 09:30 AM 5.40 112 .4 73.4
08 Dec 2025 09:15 AM 5.41 113 .4 77.0
08 Dec 2025 09:00 AM 5.41 113 .4 77.0
08 Dec 2025 08:45 AM 5.42 115 .4 77.0
08 Dec 2025 08:30 AM 5.42 115 .4 78.8
08 Dec 2025 08:15 AM 5.43 117 .4 78.8
08 Dec 2025 08:00 AM 5.44 118 .4 80.6
08 Dec 2025 07:45 AM 5.44 118 .4 84.2
08 Dec 2025 07:30 AM 5.45 120 .4 87.8
08 Dec 2025 07:15 AM 5.44 118 .4 89.6
08 Dec 2025 07:00 AM 5.45 120 .4 91.4
08 Dec 2025 06:45 AM 5.45 120 .4 93.2
08 Dec 2025 06:30 AM 5.46 122 .4 95.0
08 Dec 2025 06:15 AM 5.45 120 .4 96.8
08 Dec 2025 06:00 AM 5.47 124 .4 98.6
08 Dec 2025 05:45 AM 5.46 122 .4  
08 Dec 2025 05:30 AM 5.47 124 .4  
08 Dec 2025 05:15 AM 5.47 124 .4  
08 Dec 2025 05:00 AM 5.47 124 .4  
08 Dec 2025 04:45 AM 5.47 124 .4  
08 Dec 2025 04:30 AM 5.48 125 .4  
08 Dec 2025 04:15 AM 5.48 125 .4  
08 Dec 2025 04:00 AM 5.48 125 .4  
08 Dec 2025 03:45 AM 5.48 125 .4  
08 Dec 2025 03:30 AM 5.49 127 .4  
08 Dec 2025 03:15 AM 5.49 127 .4  
08 Dec 2025 03:00 AM 5.49 127 .4  
08 Dec 2025 02:45 AM 5.49 127 .4  
08 Dec 2025 02:30 AM 5.49 127 .4  
08 Dec 2025 02:15 AM 5.48 125 .4  
08 Dec 2025 02:00 AM 5.49 127 .4  
08 Dec 2025 01:45 AM 5.49 127 .4  
08 Dec 2025 01:30 AM 5.49 127 .4  
08 Dec 2025 01:15 AM 5.49 127 .4  
08 Dec 2025 01:00 AM 5.49 127 .4  
08 Dec 2025 12:45 AM 5.49 127 .4  
08 Dec 2025 12:30 AM 5.49 127 .4  
08 Dec 2025 12:15 AM 5.49 127 .4  
08 Dec 2025 12:00 AM 5.50 129 .4  
07 Dec 2025 11:45 PM 5.50 129 .4  
07 Dec 2025 11:30 PM 5.50 129 .4  
07 Dec 2025 11:15 PM 5.50 129 .4  
07 Dec 2025 11:00 PM 5.50 129 .4 98.6
07 Dec 2025 10:45 PM 5.50 129 .4 96.8
07 Dec 2025 10:30 PM 5.50 129 .4 95.0
07 Dec 2025 10:15 PM 5.50 129 .4 93.2
07 Dec 2025 10:00 PM 5.50 129 .4 89.6
07 Dec 2025 09:45 PM 5.50 129 .4 86.0
07 Dec 2025 09:30 PM 5.50 129 .4 84.2
07 Dec 2025 09:15 PM 5.50 129 .4 82.4
07 Dec 2025 09:00 PM 5.51 131 .4 82.4
07 Dec 2025 08:45 PM 5.50 129 .4 84.2
07 Dec 2025 08:30 PM 5.50 129 .4 84.2
07 Dec 2025 08:15 PM 5.50 129 .4 82.4
07 Dec 2025 08:00 PM 5.50 129 .4 84.2
07 Dec 2025 07:45 PM 5.50 129 .4 84.2
07 Dec 2025 07:30 PM 5.50 129 .4 84.2
07 Dec 2025 07:15 PM 5.50 129 .4 82.4
07 Dec 2025 07:00 PM 5.50 129 .4 82.4
07 Dec 2025 06:45 PM 5.50 129 .4 82.4
07 Dec 2025 06:30 PM 5.51 131 .4 84.2
07 Dec 2025 06:15 PM 5.50 129 .4 84.2
07 Dec 2025 06:00 PM 5.50 129 .4 84.2
07 Dec 2025 05:45 PM 5.50 129 .4 84.2
07 Dec 2025 05:30 PM 5.50 129 .4 86.0
07 Dec 2025 05:15 PM 5.50 129 .4 86.0
07 Dec 2025 05:00 PM 5.50 129 .4 87.8
07 Dec 2025 04:45 PM 5.50 129 .4 89.6
07 Dec 2025 04:30 PM 5.50 129 .4 91.4
07 Dec 2025 04:15 PM 5.50 129 .4 93.2
07 Dec 2025 04:00 PM 5.50 129 .4 95.0
07 Dec 2025 03:45 PM 5.50 129 .4 96.8
07 Dec 2025 03:30 PM 5.50 129 .4  
07 Dec 2025 03:15 PM 5.49 127 .4  
07 Dec 2025 03:00 PM 5.50 129 .4  
07 Dec 2025 02:45 PM 5.50 129 .4  
07 Dec 2025 02:30 PM 5.50 129 .4  
07 Dec 2025 02:15 PM 5.50 129 .4  
07 Dec 2025 02:00 PM 5.49 127 .4  
07 Dec 2025 01:45 PM 5.50 129 .4  
07 Dec 2025 01:30 PM 5.50 129 .4  
07 Dec 2025 01:15 PM 5.50 129 .4  
07 Dec 2025 01:00 PM 5.50 129 .4 96.8
07 Dec 2025 12:45 PM 5.49 127 .4 96.8
07 Dec 2025 12:30 PM 5.50 129 .4 96.8
07 Dec 2025 12:15 PM 5.49 127 .4 96.8
07 Dec 2025 12:00 PM 5.49 127 .4 96.8
07 Dec 2025 11:45 AM 5.49 127 .4 95.0
07 Dec 2025 11:30 AM 5.49 127 .4 93.2
07 Dec 2025 11:15 AM 5.49 127 .4 91.4
07 Dec 2025 11:00 AM 5.49 127 .4 87.8
07 Dec 2025 10:45 AM 5.49 127 .4 86.0
07 Dec 2025 10:30 AM 5.49 127 .4 82.4
07 Dec 2025 10:15 AM 5.49 127 .4 78.8
07 Dec 2025 10:00 AM 5.49 127 .4 77.0
07 Dec 2025 09:45 AM 5.49 127 .4 73.4
07 Dec 2025 09:30 AM 5.49 127 .4 71.6
07 Dec 2025 09:15 AM 5.49 127 .4 68.0
07 Dec 2025 09:00 AM 5.49 127 .4 66.2
07 Dec 2025 08:45 AM 5.49 127 .4 64.4
07 Dec 2025 08:30 AM 5.49 127 .4 62.6
07 Dec 2025 08:15 AM 5.49 127 .4 60.8
07 Dec 2025 08:00 AM 5.49 127 .4 59.0
07 Dec 2025 07:45 AM 5.48 125 .4 57.2
07 Dec 2025 07:30 AM 5.48 125 .4 57.2
07 Dec 2025 07:15 AM 5.48 125 .4 55.4
07 Dec 2025 07:00 AM 5.48 125 .4 55.4
07 Dec 2025 06:45 AM 5.48 125 .4 55.4
07 Dec 2025 06:30 AM 5.48 125 .4 53.6
07 Dec 2025 06:15 AM 5.48 125 .4 53.6
07 Dec 2025 06:00 AM 5.48 125 .4 53.6
07 Dec 2025 05:45 AM 5.48 125 .4 55.4
07 Dec 2025 05:30 AM 5.48 125 .4 55.4
07 Dec 2025 05:15 AM 5.48 125 .4 55.4
Report Generated December 09, 2025 12:14 am