St. John River at Dickey
Flood levels
Official flood levels at this gauge: action stage begins at 23.5 ft; minor flooding begins at 25.0 ft; moderate flooding begins at 30.0 ft; major flooding begins at 35.0 ft.
| Action stage | 23.5 ft |
|---|---|
| Minor flooding | 25.0 ft |
| Moderate flooding | 30.0 ft |
| Major flooding | 35.0 ft |
Highest recorded crests
- 37.9 ft on Apr 9, 1991 (historic crest)
- 29.2 ft on Apr 30, 1974 (historic crest)
- 28.9 ft on Apr 19, 2008 (historic crest)
- 26.6 ft on Apr 17, 1984 (historic crest)
What the water does
National Weather Service impact statements for this gauge, in the Weather Service's own words.
| 23.5 ft | River nearing bankfull and begins to threaten low lying campsites from Castonia Rapids downstream to Dickey Bridge. |
|---|---|
| 25.0 ft | Minor flooding of low lying properties from Longs Rapids downstream to St. Francis. Backwater issues begins to cause minor flooding along the Little Black River near Walker Brook Road. Campsites between Castonia Farm to Poplar Island experience minor flooding. |
| 30.0 ft | Flooding along State Route 161 near the Allagash Maine Forest Service Ranger Station due to backwater issues with the Allagash River. Moderate flooding impacting Route 161 near the Allagash and St Francis town line. Significant flooding at campsites between Longs Rapids and Dickey Bridge. |
| 35.0 ft | Widespread catastrophic flooding of State Route 161 between Dickey Bridge and St. Francis. Numerous homes inundated from Big Rapids downstream to St. Francis. Significant inundation of structures in Allagash with combined backwater flooding from the Allagash River. Most campsites between Longs Rapids and Big Rapids inaccessible. |
Forecast office: NWS Caribou · River Forecast Center: Northeast River Forecast Center.
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Nearby stations and gauges
- Allagash River above Allagash NWS gauge · 3.0 mi
- St. Francis River near Connors NWS gauge · 8.9 mi
- Fish River at Fort Kent NWS gauge · 25.2 mi
- St. John River at Fort Kent NWS gauge · 26.4 mi
- Big Black River near Depot Mountain NWS gauge · 34.8 mi