Is the Allegheny River flooding?
The Allegheny River is tracked by 3 USGS streamgauges in New York. This page compares each gauge’s live water level against its official National Weather Service flood stage, refreshed every 15 minutes, so you can tell whether the Allegheny River is running normal, rising toward flood stage, or already flooding. 2 of 3 gauges have both a usable water-level reading and a published minor flood stage. Gauges without a published flood stage show water level and flow only. For nearby rivers, see all New York river levels.
River facts
The longest-running gauge on this river is Allegheny River at Red House NY. The highest level ever recorded there was 18.17 ft on 15 April 2024. Peak records there go back to 1904 (63 annual peaks). It is currently at 7.54 ft, 10.6 ft below that record.
| Gauge | Status | Stage | Flood stage | Updated |
|---|---|---|---|---|
| Allegheny River at Olean NY | No flooding | 1.05 ft | 12 ft | |
| Allegheny River at Salamanca NY | No flooding | 2.72 ft | 12 ft | |
| Allegheny River at Red House NY | No flood stage defined | 7.54 ft | — |