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Willimantic River at Coventry
 Total Drainage Area: 121 sq. miles 
 Drainage Area Controlled by Corps Dams: 0 sq. miles (0%) 
 Warning Flow/Stage: 1,310 cfs / 6.5 feet 
 Flood Flow/Stage: 2,740 cfs / 9.0 feet 
Date Time
(Eastern)
Stage
(ft)
Flow
(cfs)
CSM
(cfs / sq. mi.)
11 Jul 2026 04:15 AM 2.86 67 .6
11 Jul 2026 04:00 AM 2.86 67 .6
11 Jul 2026 03:45 AM 2.85 65 .5
11 Jul 2026 03:30 AM 2.86 67 .6
11 Jul 2026 03:15 AM 2.84 64 .5
11 Jul 2026 03:00 AM 2.84 64 .5
11 Jul 2026 02:45 AM 2.84 64 .5
11 Jul 2026 02:30 AM 2.86 67 .6
11 Jul 2026 02:15 AM 2.87 68 .6
11 Jul 2026 02:00 AM 2.85 65 .5
11 Jul 2026 01:45 AM 2.87 68 .6
11 Jul 2026 01:30 AM 2.87 68 .6
11 Jul 2026 01:15 AM 2.87 68 .6
11 Jul 2026 01:00 AM 2.87 68 .6
11 Jul 2026 12:45 AM 2.86 67 .6
11 Jul 2026 12:30 AM 2.88 69 .6
11 Jul 2026 12:15 AM 2.86 67 .6
11 Jul 2026 12:00 AM 2.87 68 .6
10 Jul 2026 11:45 PM 2.86 67 .6
10 Jul 2026 11:30 PM 2.89 70 .6
10 Jul 2026 11:15 PM 2.88 69 .6
10 Jul 2026 11:00 PM 2.89 70 .6
10 Jul 2026 10:45 PM 2.89 70 .6
10 Jul 2026 10:30 PM 2.89 70 .6
10 Jul 2026 10:15 PM 2.89 70 .6
10 Jul 2026 10:00 PM 2.89 70 .6
10 Jul 2026 09:45 PM 2.90 71 .6
10 Jul 2026 09:30 PM 2.89 70 .6
10 Jul 2026 09:15 PM 2.91 73 .6
10 Jul 2026 09:00 PM 2.91 73 .6
10 Jul 2026 08:45 PM 2.92 74 .6
10 Jul 2026 08:30 PM 2.91 73 .6
10 Jul 2026 08:15 PM 2.92 74 .6
10 Jul 2026 08:00 PM 2.92 74 .6
10 Jul 2026 07:45 PM 2.90 71 .6
10 Jul 2026 07:30 PM 2.90 71 .6
10 Jul 2026 07:15 PM 2.92 74 .6
10 Jul 2026 07:00 PM 2.90 71 .6
10 Jul 2026 06:45 PM 2.92 74 .6
10 Jul 2026 06:30 PM 2.90 71 .6
10 Jul 2026 06:15 PM 2.92 74 .6
10 Jul 2026 06:00 PM 2.92 74 .6
10 Jul 2026 05:45 PM 2.91 73 .6
10 Jul 2026 05:30 PM 2.94 77 .6
10 Jul 2026 05:15 PM 2.94 77 .6
10 Jul 2026 05:00 PM 2.92 74 .6
10 Jul 2026 04:45 PM 2.94 77 .6
10 Jul 2026 04:30 PM 2.94 77 .6
10 Jul 2026 04:15 PM 2.94 77 .6
10 Jul 2026 04:00 PM 2.95 78 .6
10 Jul 2026 03:45 PM 2.95 78 .6
10 Jul 2026 03:30 PM 2.94 77 .6
10 Jul 2026 03:15 PM 2.96 79 .7
10 Jul 2026 03:00 PM 2.96 79 .7
10 Jul 2026 02:45 PM 2.96 79 .7
10 Jul 2026 02:30 PM 2.97 81 .7
10 Jul 2026 02:15 PM 2.97 81 .7
10 Jul 2026 02:00 PM 2.97 81 .7
10 Jul 2026 01:45 PM 2.98 82 .7
10 Jul 2026 01:30 PM 2.98 82 .7
10 Jul 2026 01:15 PM 2.96 79 .7
10 Jul 2026 01:00 PM 2.96 79 .7
10 Jul 2026 12:45 PM 2.97 81 .7
10 Jul 2026 12:30 PM 3.00 85 .7
10 Jul 2026 12:15 PM 2.99 83 .7
10 Jul 2026 12:00 PM 3.00 85 .7
10 Jul 2026 11:45 AM 2.98 82 .7
10 Jul 2026 11:30 AM 3.01 86 .7
10 Jul 2026 11:15 AM 3.01 86 .7
10 Jul 2026 11:00 AM 2.99 83 .7
10 Jul 2026 10:45 AM 3.02 88 .7
10 Jul 2026 10:30 AM 3.01 86 .7
10 Jul 2026 10:15 AM 3.00 85 .7
10 Jul 2026 10:00 AM 3.01 86 .7
10 Jul 2026 09:45 AM 3.02 88 .7
10 Jul 2026 09:30 AM 3.02 88 .7
10 Jul 2026 09:15 AM 3.03 89 .7
10 Jul 2026 09:00 AM 3.01 86 .7
10 Jul 2026 08:45 AM 3.01 86 .7
10 Jul 2026 08:30 AM 3.02 88 .7
10 Jul 2026 08:15 AM 3.03 89 .7
10 Jul 2026 08:00 AM 3.03 89 .7
10 Jul 2026 07:45 AM 3.04 90 .8
10 Jul 2026 07:30 AM 3.04 90 .8
10 Jul 2026 07:15 AM 3.04 90 .8
10 Jul 2026 07:00 AM 3.04 90 .8
10 Jul 2026 06:45 AM 3.02 88 .7
10 Jul 2026 06:30 AM 3.04 90 .8
10 Jul 2026 06:15 AM 3.05 92 .8
10 Jul 2026 06:00 AM 3.04 90 .8
10 Jul 2026 05:45 AM 3.05 92 .8
10 Jul 2026 05:30 AM 3.06 93 .8
10 Jul 2026 05:15 AM 3.07 95 .8
10 Jul 2026 05:00 AM 3.06 93 .8
10 Jul 2026 04:45 AM 3.05 92 .8
10 Jul 2026 04:30 AM 3.08 96 .8
10 Jul 2026 04:15 AM 3.08 96 .8
10 Jul 2026 04:00 AM 3.08 96 .8
10 Jul 2026 03:45 AM 3.08 96 .8
10 Jul 2026 03:30 AM 3.09 98 .8
10 Jul 2026 03:15 AM 3.09 98 .8
10 Jul 2026 03:00 AM 3.09 98 .8
10 Jul 2026 02:45 AM 3.08 96 .8
10 Jul 2026 02:30 AM 3.09 98 .8
10 Jul 2026 02:15 AM 3.09 98 .8
10 Jul 2026 02:00 AM 3.10 99 .8
10 Jul 2026 01:45 AM 3.11 101 .8
10 Jul 2026 01:30 AM 3.09 98 .8
10 Jul 2026 01:15 AM 3.11 101 .8
10 Jul 2026 01:00 AM 3.11 101 .8
10 Jul 2026 12:45 AM 3.09 98 .8
10 Jul 2026 12:30 AM 3.12 102 .9
10 Jul 2026 12:15 AM 3.12 102 .9
10 Jul 2026 12:00 AM 3.12 102 .9
09 Jul 2026 11:45 PM 3.13 104 .9
09 Jul 2026 11:30 PM 3.13 104 .9
09 Jul 2026 11:15 PM 3.14 105 .9
09 Jul 2026 11:00 PM 3.14 105 .9
09 Jul 2026 10:45 PM 3.13 104 .9
09 Jul 2026 10:30 PM 3.15 107 .9
09 Jul 2026 10:15 PM 3.15 107 .9
09 Jul 2026 10:00 PM 3.14 105 .9
09 Jul 2026 09:45 PM 3.16 108 .9
09 Jul 2026 09:30 PM 3.16 108 .9
09 Jul 2026 09:15 PM 3.17 110 .9
09 Jul 2026 09:00 PM 3.17 110 .9
09 Jul 2026 08:45 PM 3.17 110 .9
09 Jul 2026 08:30 PM 3.18 112 .9
09 Jul 2026 08:15 PM 3.17 110 .9
09 Jul 2026 08:00 PM 3.18 112 .9
09 Jul 2026 07:45 PM 3.19 113 .9
09 Jul 2026 07:30 PM 3.19 113 .9
09 Jul 2026 07:15 PM 3.18 112 .9
09 Jul 2026 07:00 PM 3.19 113 .9
09 Jul 2026 06:45 PM 3.20 115 1.0
09 Jul 2026 06:30 PM 3.20 115 1.0
09 Jul 2026 06:15 PM 3.20 115 1.0
09 Jul 2026 06:00 PM 3.22 118 1.0
09 Jul 2026 05:45 PM 3.22 118 1.0
09 Jul 2026 05:30 PM 3.22 118 1.0
09 Jul 2026 05:15 PM 3.22 118 1.0
09 Jul 2026 05:00 PM 3.22 118 1.0
09 Jul 2026 04:45 PM 3.24 121 1.0
09 Jul 2026 04:30 PM 3.24 121 1.0
09 Jul 2026 04:15 PM 3.24 121 1.0
09 Jul 2026 04:00 PM 3.25 123 1.0
09 Jul 2026 03:45 PM 3.25 123 1.0
09 Jul 2026 03:30 PM 3.26 125 1.0
09 Jul 2026 03:15 PM 3.26 125 1.0
09 Jul 2026 03:00 PM 3.27 126 1.0
09 Jul 2026 02:45 PM 3.26 125 1.0
09 Jul 2026 02:30 PM 3.26 125 1.0
09 Jul 2026 02:15 PM 3.26 125 1.0
09 Jul 2026 02:00 PM 3.28 128 1.1
09 Jul 2026 01:45 PM 3.29 130 1.1
09 Jul 2026 01:30 PM 3.29 130 1.1
09 Jul 2026 01:15 PM 3.30 132 1.1
09 Jul 2026 01:00 PM 3.30 132 1.1
09 Jul 2026 12:45 PM 3.31 133 1.1
09 Jul 2026 12:30 PM 3.32 135 1.1
09 Jul 2026 12:15 PM 3.32 135 1.1
09 Jul 2026 12:00 PM 3.32 135 1.1
09 Jul 2026 11:45 AM 3.33 137 1.1
09 Jul 2026 11:30 AM 3.33 137 1.1
09 Jul 2026 11:15 AM 3.33 137 1.1
09 Jul 2026 11:00 AM 3.34 139 1.2
09 Jul 2026 10:45 AM 3.34 139 1.2
09 Jul 2026 10:30 AM 3.34 139 1.2
09 Jul 2026 10:15 AM 3.33 137 1.1
09 Jul 2026 10:00 AM 3.35 141 1.2
09 Jul 2026 09:45 AM 3.36 142 1.2
09 Jul 2026 09:30 AM 3.36 142 1.2
09 Jul 2026 09:15 AM 3.36 142 1.2
Report Generated July 11, 2026 05:08 am