Genesee River at Portageville
Flood levels
Official flood levels at this gauge: action stage begins at 17.0 ft; minor flooding begins at 19.0 ft; moderate flooding begins at 25.0 ft; major flooding begins at 29.0 ft.
| Action stage | 17.0 ft |
|---|---|
| Minor flooding | 19.0 ft |
| Moderate flooding | 25.0 ft |
| Major flooding | 29.0 ft |
Highest recorded crests
- 35.2 ft on Jun 23, 1972 (historic crest)
- 29.1 ft on Jan 20, 1996 (historic crest)
- 29.1 ft on Jul 6, 1902 (historic crest)
- 25.5 ft on Sep 29, 1967 (historic crest)
What the water does
National Weather Service impact statements for this gauge, in the Weather Service's own words.
| 17.0 ft | Action stage, high flows. No flooding. |
|---|---|
| 19.0 ft | Flood stage, river begins to overflow into agricultural lands from Belfast to Letchworth. Little damage to structures. |
| 25.0 ft | Moderate flood, widespread flooding to agricultural land. Some residential flooding and damages begin. Possible road closures. |
| 29.0 ft | Major flood, widespread residential, commercial, and agricultural flooding. Heavy damages. Road closures. Possible evacuations. |
Forecast office: NWS Buffalo · River Forecast Center: Northeast River Forecast Center.
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Nearby stations and gauges
- Genesee River at Portageville (USACE) NWS gauge · 0.0 mi
- Oatka Creek at Warsaw NWS gauge · 12.9 mi
- Genesee River at Mount Morris Dam NWS gauge · 13.1 mi
- Canaseraga Creek at Shakers Crossing NWS gauge · 15.4 mi
- Genesee River at Jones Bridge NWS gauge · 17.1 mi
- Canaseraga Creek at Dansville NWS gauge · 17.4 mi