RIVER GAUGE · WILLIMANTIC RIVER
Willimantic River at Coventry
Tolland County, Connecticut
Water level2.58 ft
Flow37 cfs
Last readingSep 16, 2026, 4:45 PM UTC (last recorded)
Action7 ft
Minor flood8 ft
Moderate flood11 ft
Major flood14 ft
The past week
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What floods at each level
- 14.5 ft
Numerous roads are impacted in Coventry and Mansfield. This includes the following, Thornbush Road, Route 275, Depot Road, Cider Mill and Flanders River Roads, and Route 44 near the Mansfield/Coventry town line.
- 13.5 ft
Floodwaters reaach base of Merrow Road Bridge.
- 10.5 ft
Floodwaters inundate meadow Merrow Park near bridge.
- 8 ft
Floodwaters reach the lowest lying sections of Thornbush and Flanders River Roads in Mansfield and Coventry.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Aug 18, 1955 | 18.66 ft | 242,005 cfs |
| Sep 20, 1938 | 18.08 ft | 15,500 cfs |
| Oct 14, 2005 | 14.81 ft | — |
Get an alert when Willimantic River rises
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