Genesee River River Levels

Last Updated: December 4, 2025

The Genesee River is a 157-mile-long river that runs through western New York State.


Summary

Total streamflow across the Genesee River was last observed at 2,102 cfs, and is expected to yield approximately 4,169 acre-ft of water today; about 39% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 5,426 cfs, with recent peaks last observed on 2014-05-17 when daily discharge volume was observed at 36,850 cfs.

Maximum discharge along the river is currently at the Genesee River At Avon Ny reporting a streamflow rate of 718 cfs. This is also the highest stage along the Genesee River, with a gauge stage of 14.08 ft at this location. This river is monitored from 4 different streamgauging stations along the Genesee River, the highest being situated at an altitude of 1,479 ft, the Genesee River At Wellsville Ny.

River Details

Last Updated 2025-12-04
Discharge Volume 4,169 ACRE-FT
Streamflow 2,102.0 cfs
-138.0 cfs (-6.16%)
Percent of Normal 38.74%
Maximum 36,850.0 cfs
2014-05-17
Seasonal Avg 5,426 cfs
       
River Streamflow Levels
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Genesee River At Wellsville Ny
USGS 04221000
152 cfs 4.66 ft -7.88
Genesee River At Portageville Ny
USGS 04223000
585 cfs 9.33 ft -4.88
Genesee River Near Mount Morris Ny
USGS 04227500
647 cfs 3.31 ft -3.29
Genesee River At Avon Ny
USGS 04228500
718 cfs 14.08 ft -9.23
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile

The Genesee River is a tributary of Lake Ontario flowing northward through the Twin Tiers of Pennsylvania and New York in the United States.
The river provided the original power for the Rochester area's 19th century mills and still provides hydroelectric power for downtown Rochester.