Connecticut River at Thompsonville
Flood levels
Official flood levels at this gauge: action stage begins at 14.0 ft; minor flooding begins at 15.0 ft; moderate flooding begins at 17.0 ft; major flooding begins at 19.0 ft.
| Action stage | 14.0 ft |
|---|---|
| Minor flooding | 15.0 ft |
| Moderate flooding | 17.0 ft |
| Major flooding | 19.0 ft |
Highest recorded crests
- 26.6 ft on Mar 20, 1936 (historic crest)
- 24.4 ft on Jul 23, 1938 (historic crest)
- 20.9 ft on Aug 19, 1955 (historic crest)
- 20.8 ft on May 31, 1984 (historic crest)
What the water does
National Weather Service impact statements for this gauge, in the Weather Service's own words.
| 15.0 ft | Lowland flooding will begin along the Connecticut River near Thompsonville. |
|---|---|
| 16.0 ft | Flooding impacts low lying areas along the Connecticut River from the Massachusetts towns of Agawam and Longmeadow, through the northern Connecticut towns of Suffield and Enfield. |
| 17.0 ft | Flooding will become more widespread along the Connecticut River from the Massachusetts towns of Agawam and Longmeadow, through the northern Connecticut towns of Suffield and Enfield. |
| 18.0 ft | Significant and widespread flooding along the river can be expected from the Massachusetts towns of Agawam and Longmeadow, through the northern Connecticut towns of Suffield and Enfield. |
Forecast office: NWS Norton · River Forecast Center: Northeast River Forecast Center.
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Nearby stations and gauges
- Broad Brook at Broad Brook NWS gauge · 5.8 mi
- Connecticut River at Springfield NWS gauge · 7.6 mi
- Westfield River at Westfield NWS gauge · 9.5 mi
- Farmington River at Tariffville NWS gauge · 9.6 mi
- Farmington River at Simsbury NWS gauge · 12.8 mi
- Chicopee River at Indian Orchard NWS gauge · 12.9 mi