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Hydrograph River at a Glance Download
Genesee River at Avon Stage (ft)Flow (kcfs)Observed: 16.05 ft at 12:30AM May 27, 2015Observed: 16.05 ft at 12:45AM May 27, 2015Observed: 16.05 ft at 1:00AM May 27, 2015Observed: 16.05 ft at 1:15AM May 27, 2015Observed: 16.05 ft at 1:30AM May 27, 2015Observed: 16.05 ft at 1:45AM May 27, 2015Observed: 16.05 ft at 2:00AM May 27, 2015Observed: 16.05 ft at 2:15AM May 27, 2015Highest Observation: 16.06 ft at 2:30AM May 27, 2015Highest Observation: 16.06 ft at 2:45AM May 27, 2015Highest Observation: 16.06 ft at 3:00AM May 27, 2015Highest Observation: 16.06 ft at 3:15AM May 27, 2015Highest Observation: 16.06 ft at 3:30AM May 27, 2015Highest Observation: 16.06 ft at 3:45AM May 27, 2015Highest Observation: 16.06 ft at 4:00AM May 27, 2015Highest Observation: 16.06 ft at 4:15AM May 27, 2015Highest Observation: 16.06 ft at 4:30AM May 27, 2015Highest Observation: 16.06 ft at 4:45AM May 27, 2015Highest Observation: 16.06 ft at 5:00AM May 27, 2015Highest Observation: 16.06 ft at 5:15AM May 27, 2015Highest Observation: 16.06 ft at 5:30AM May 27, 2015Highest Observation: 16.06 ft at 5:45AM May 27, 2015Highest Observation: 16.06 ft at 6:00AM May 27, 2015Highest Observation: 16.06 ft at 6:15AM May 27, 2015Highest Observation: 16.06 ft at 6:30AM May 27, 2015Highest Observation: 16.06 ft at 6:45AM May 27, 2015Highest Observation: 16.06 ft at 7:00AM May 27, 2015Highest Observation: 16.06 ft at 7:15AM May 27, 2015Highest Observation: 16.06 ft at 7:30AM May 27, 2015Highest Observation: 16.06 ft at 7:45AM May 27, 2015Highest Observation: 16.06 ft at 8:00AM May 27, 2015Highest Observation: 16.06 ft at 8:15AM May 27, 2015Highest Observation: 16.06 ft at 8:30AM May 27, 2015Highest Observation: 16.06 ft at 8:45AM May 27, 2015Highest Observation: 16.06 ft at 9:00AM May 27, 2015Highest Observation: 16.06 ft at 9:15AM May 27, 2015Highest Observation: 16.06 ft at 9:30AM May 27, 2015Highest Observation: 16.06 ft at 9:45AM May 27, 2015Highest Observation: 16.06 ft at 10:00AM May 27, 2015Highest Observation: 16.06 ft at 10:15AM May 27, 2015Highest Observation: 16.06 ft at 10:30AM May 27, 2015Highest Observation: 16.06 ft at 10:45AM May 27, 2015Highest Observation: 16.06 ft at 11:00AM May 27, 2015Highest Observation: 16.06 ft at 11:15AM May 27, 2015Highest Observation: 16.06 ft at 11:30AM May 27, 2015Observed: 16.05 ft at 11:45AM May 27, 2015Observed: 16.05 ft at 11:46AM May 27, 2015Observed: 16.05 ft at 12:00PM May 27, 2015Observed: 16.05 ft at 12:15PM May 27, 2015Observed: 16.05 ft at 12:30PM May 27, 2015Observed: 16.05 ft at 12:45PM May 27, 2015Observed: 16.05 ft at 1:00PM May 27, 2015Observed: 16.05 ft at 1:15PM May 27, 2015Observed: 16.05 ft at 1:30PM May 27, 2015Observed: 16.05 ft at 1:45PM May 27, 2015Observed: 16.05 ft at 2:00PM May 27, 2015Observed: 16.05 ft at 2:15PM May 27, 2015Observed: 16.05 ft at 2:30PM May 27, 2015Observed: 16.05 ft at 2:45PM May 27, 2015Observed: 16.04 ft at 3:00PM May 27, 2015Observed: 16.04 ft at 3:15PM May 27, 2015Observed: 16.04 ft at 3:30PM May 27, 2015Observed: 16.04 ft at 3:45PM May 27, 2015Observed: 16.04 ft at 4:00PM May 27, 2015Observed: 16.04 ft at 4:15PM May 27, 2015Observed: 16.04 ft at 4:30PM May 27, 2015Observed: 16.04 ft at 4:45PM May 27, 2015Observed: 16.03 ft at 5:00PM May 27, 2015Observed: 16.03 ft at 5:15PM May 27, 2015Observed: 16.03 ft at 5:30PM May 27, 2015Observed: 16.03 ft at 5:45PM May 27, 2015Observed: 16.02 ft at 6:00PM May 27, 2015Observed: 16.02 ft at 6:15PM May 27, 2015Observed: 16.02 ft at 6:30PM May 27, 2015Observed: 16.02 ft at 6:45PM May 27, 2015Observed: 16.02 ft at 7:00PM May 27, 2015Observed: 16.02 ft at 7:15PM May 27, 2015Observed: 16.02 ft at 7:30PM May 27, 2015Observed: 16.02 ft at 7:45PM May 27, 2015Observed: 16.01 ft at 8:00PM May 27, 2015Observed: 16.01 ft at 8:15PM May 27, 2015Observed: 16.01 ft at 8:30PM May 27, 2015Observed: 16.01 ft at 8:45PM May 27, 2015Observed: 16.01 ft at 9:00PM May 27, 2015Observed: 16.01 ft at 9:15PM May 27, 2015Observed: 16.01 ft at 9:30PM May 27, 2015Observed: 16.01 ft at 9:45PM May 27, 2015Observed: 16.01 ft at 10:00PM May 27, 2015Observed: 16 ft at 10:15PM May 27, 2015Observed: 16 ft at 10:30PM May 27, 2015Observed: 16 ft at 10:45PM May 27, 2015Observed: 16 ft at 11:00PM May 27, 2015Observed: 16 ft at 11:15PM May 27, 2015Observed: 16 ft at 11:30PM May 27, 2015Observed: 16 ft at 11:45PM May 27, 2015Observed: 16 ft at 11:46PM May 27, 2015Observed: 16 ft at 12:00AM May 28, 2015Observed: 16 ft at 12:15AM May 28, 2015Observed: 16 ft at 12:30AM May 28, 2015Observed: 16 ft at 12:45AM May 28, 2015Observed: 16 ft at 1:00AM May 28, 2015Observed: 16 ft at 1:15AM May 28, 2015Observed: 16 ft at 1:30AM May 28, 2015Observed: 16 ft at 1:45AM May 28, 2015Observed: 16 ft at 2:00AM May 28, 2015Observed: 16 ft at 2:15AM May 28, 2015Observed: 16 ft at 2:30AM May 28, 2015Observed: 15.99 ft at 2:45AM May 28, 2015Observed: 15.99 ft at 3:00AM May 28, 2015Observed: 15.99 ft at 3:15AM May 28, 2015Observed: 15.99 ft at 3:30AM May 28, 2015Observed: 15.99 ft at 3:45AM May 28, 2015Observed: 15.99 ft at 4:00AM May 28, 2015Observed: 15.99 ft at 4:15AM May 28, 2015Observed: 15.99 ft at 4:30AM May 28, 2015Observed: 15.98 ft at 4:45AM May 28, 2015Observed: 15.98 ft at 5:00AM May 28, 2015Observed: 15.98 ft at 5:15AM May 28, 2015Observed: 15.98 ft at 5:30AM May 28, 2015Observed: 15.98 ft at 5:45AM May 28, 2015Observed: 15.98 ft at 6:00AM May 28, 2015Observed: 15.98 ft at 6:15AM May 28, 2015Observed: 15.98 ft at 6:30AM May 28, 2015Observed: 15.98 ft at 6:45AM May 28, 2015Observed: 15.97 ft at 7:00AM May 28, 2015Observed: 15.97 ft at 7:15AM May 28, 2015Observed: 15.97 ft at 7:30AM May 28, 2015Observed: 15.97 ft at 7:45AM May 28, 2015Observed: 15.97 ft at 8:00AM May 28, 2015Observed: 15.97 ft at 8:15AM May 28, 2015Observed: 15.97 ft at 8:30AM May 28, 2015Observed: 15.97 ft at 8:45AM May 28, 2015Observed: 15.97 ft at 9:00AM May 28, 2015Observed: 15.97 ft at 9:15AM May 28, 2015Observed: 15.97 ft at 9:30AM May 28, 2015Observed: 15.97 ft at 9:45AM May 28, 2015Observed: 15.96 ft at 10:00AM May 28, 2015Observed: 15.96 ft at 10:15AM May 28, 2015Observed: 15.96 ft at 10:30AM May 28, 2015Observed: 15.96 ft at 10:45AM May 28, 2015Observed: 15.96 ft at 11:00AM May 28, 2015Observed: 15.95 ft at 11:15AM May 28, 2015Observed: 15.95 ft at 11:30AM May 28, 2015Observed: 15.95 ft at 11:45AM May 28, 2015Observed: 15.95 ft at 11:46AM May 28, 2015Observed: 15.95 ft at 12:00PM May 28, 2015Observed: 15.94 ft at 12:15PM May 28, 2015Observed: 15.94 ft at 12:30PM May 28, 2015Observed: 15.94 ft at 12:45PM May 28, 2015Observed: 15.94 ft at 1:00PM May 28, 2015Observed: 15.94 ft at 1:15PM May 28, 2015Observed: 15.94 ft at 1:30PM May 28, 2015Observed: 15.94 ft at 1:45PM May 28, 2015Observed: 15.93 ft at 2:00PM May 28, 2015Observed: 15.93 ft at 2:15PM May 28, 2015Observed: 15.93 ft at 2:30PM May 28, 2015Observed: 15.93 ft at 2:45PM May 28, 2015Observed: 15.93 ft at 3:00PM May 28, 2015Observed: 15.93 ft at 3:15PM May 28, 2015Observed: 15.93 ft at 3:30PM May 28, 2015Observed: 15.93 ft at 3:45PM May 28, 2015Observed: 15.92 ft at 4:00PM May 28, 2015Observed: 15.92 ft at 4:15PM May 28, 2015Observed: 15.92 ft at 4:30PM May 28, 2015Observed: 15.92 ft at 4:45PM May 28, 2015Observed: 15.92 ft at 5:00PM May 28, 2015Observed: 15.92 ft at 5:15PM May 28, 2015Observed: 15.92 ft at 5:30PM May 28, 2015Observed: 15.92 ft at 5:45PM May 28, 2015Observed: 15.92 ft at 6:00PM May 28, 2015Observed: 15.92 ft at 6:15PM May 28, 2015Observed: 15.91 ft at 6:30PM May 28, 2015Observed: 15.91 ft at 6:45PM May 28, 2015Observed: 15.91 ft at 7:00PM May 28, 2015Observed: 15.91 ft at 7:15PM May 28, 2015Observed: 15.91 ft at 7:30PM May 28, 2015Observed: 15.91 ft at 7:45PM May 28, 2015Observed: 15.91 ft at 8:00PM May 28, 2015Observed: 15.9 ft at 8:15PM May 28, 2015Observed: 15.9 ft at 8:30PM May 28, 2015Observed: 15.9 ft at 8:45PM May 28, 2015Observed: 15.9 ft at 9:00PM May 28, 2015Observed: 15.9 ft at 9:15PM May 28, 2015Observed: 15.9 ft at 9:30PM May 28, 2015Observed: 15.9 ft at 9:45PM May 28, 2015Observed: 15.9 ft at 10:00PM May 28, 2015Observed: 15.9 ft at 10:15PM May 28, 2015Observed: 15.9 ft at 10:30PM May 28, 2015Observed: 15.89 ft at 10:45PM May 28, 2015Observed: 15.89 ft at 11:00PM May 28, 2015Observed: 15.89 ft at 11:15PM May 28, 2015Observed: 15.89 ft at 11:30PM May 28, 2015Observed: 15.89 ft at 11:45PM May 28, 2015Observed: 15.89 ft at 11:46PM May 28, 2015Observed: 15.89 ft at 12:00AM May 29, 2015Observed: 15.89 ft at 12:15AM May 29, 2015Observed: 15.89 ft at 12:30AM May 29, 2015Observed: 15.89 ft at 12:45AM May 29, 2015Observed: 15.89 ft at 1:00AM May 29, 2015Observed: 15.89 ft at 1:15AM May 29, 2015Observed: 15.89 ft at 1:30AM May 29, 2015Observed: 15.89 ft at 1:45AM May 29, 2015Observed: 15.88 ft at 2:00AM May 29, 2015Observed: 15.88 ft at 2:15AM May 29, 2015Observed: 15.88 ft at 2:30AM May 29, 2015Observed: 15.88 ft at 2:45AM May 29, 2015Observed: 15.88 ft at 3:00AM May 29, 2015Observed: 15.88 ft at 3:15AM May 29, 2015Observed: 15.88 ft at 3:30AM May 29, 2015Observed: 15.88 ft at 3:45AM May 29, 2015Observed: 15.88 ft at 4:00AM May 29, 2015Observed: 15.88 ft at 4:15AM May 29, 2015Observed: 15.88 ft at 4:30AM May 29, 2015Observed: 15.88 ft at 4:45AM May 29, 2015Observed: 15.87 ft at 5:00AM May 29, 2015Observed: 15.87 ft at 5:15AM May 29, 2015Observed: 15.87 ft at 5:30AM May 29, 2015Observed: 15.87 ft at 5:45AM May 29, 2015Observed: 15.87 ft at 6:00AM May 29, 2015Observed: 15.87 ft at 6:15AM May 29, 2015Observed: 15.87 ft at 6:30AM May 29, 2015Observed: 15.87 ft at 6:45AM May 29, 2015Observed: 15.87 ft at 7:00AM May 29, 2015Observed: 15.87 ft at 7:15AM May 29, 2015Observed: 15.87 ft at 7:30AM May 29, 2015Observed: 15.87 ft at 7:45AM May 29, 2015Observed: 15.87 ft at 8:00AM May 29, 2015Observed: 15.87 ft at 8:15AM May 29, 2015Observed: 15.87 ft at 8:30AM May 29, 2015Observed: 15.87 ft at 8:45AM May 29, 2015Observed: 15.87 ft at 9:00AM May 29, 2015Observed: 15.87 ft at 9:15AM May 29, 2015Observed: 15.87 ft at 9:30AM May 29, 2015Observed: 15.87 ft at 9:45AM May 29, 2015Observed: 15.87 ft at 10:00AM May 29, 2015Observed: 15.87 ft at 10:15AM May 29, 2015Observed: 15.87 ft at 10:30AM May 29, 2015Observed: 15.87 ft at 10:45AM May 29, 2015Observed: 15.87 ft at 11:00AM May 29, 2015Observed: 15.87 ft at 11:15AM May 29, 2015Observed: 15.87 ft at 11:30AM May 29, 2015Observed: 15.87 ft at 11:45AM May 29, 2015Observed: 15.87 ft at 12:00PM May 29, 2015Observed: 15.87 ft at 12:15PM May 29, 2015Observed: 15.86 ft at 12:30PM May 29, 2015Observed: 15.86 ft at 12:45PM May 29, 2015Observed: 15.86 ft at 1:00PM May 29, 2015Observed: 15.86 ft at 1:15PM May 29, 2015Observed: 15.86 ft at 1:30PM May 29, 2015Observed: 15.86 ft at 1:45PM May 29, 2015Observed: 15.86 ft at 2:00PM May 29, 2015Observed: 15.86 ft at 2:15PM May 29, 2015Observed: 15.86 ft at 2:30PM May 29, 2015Observed: 15.86 ft at 2:45PM May 29, 2015Observed: 15.86 ft at 3:00PM May 29, 2015Observed: 15.86 ft at 3:15PM May 29, 2015Observed: 15.86 ft at 3:30PM May 29, 2015Observed: 15.85 ft at 3:45PM May 29, 2015Observed: 15.85 ft at 4:00PM May 29, 2015Observed: 15.85 ft at 4:15PM May 29, 2015Observed: 15.85 ft at 4:30PM May 29, 2015Observed: 15.85 ft at 4:45PM May 29, 2015Observed: 15.85 ft at 5:00PM May 29, 2015Observed: 15.85 ft at 5:15PM May 29, 2015Observed: 15.85 ft at 5:30PM May 29, 2015Observed: 15.85 ft at 5:45PM May 29, 2015Observed: 15.85 ft at 6:00PM May 29, 2015Observed: 15.84 ft at 6:15PM May 29, 2015Observed: 15.84 ft at 6:30PM May 29, 2015Observed: 15.84 ft at 6:45PM May 29, 2015Observed: 15.84 ft at 7:00PM May 29, 2015Observed: 15.83 ft at 7:15PM May 29, 2015Observed: 15.83 ft at 7:30PM May 29, 2015Observed: 15.83 ft at 7:45PM May 29, 2015Observed: 15.82 ft at 8:00PM May 29, 2015Observed: 15.82 ft at 8:15PM May 29, 2015Observed: 15.82 ft at 8:30PM May 29, 2015Observed: 15.81 ft at 8:45PM May 29, 2015Observed: 15.81 ft at 9:00PM May 29, 2015Observed: 15.81 ft at 9:15PM May 29, 2015Observed: 15.81 ft at 9:30PM May 29, 2015Observed: 15.8 ft at 9:45PM May 29, 2015Observed: 15.8 ft at 10:00PM May 29, 2015Observed: 15.8 ft at 10:15PM May 29, 2015Observed: 15.79 ft at 10:30PM May 29, 2015Observed: 15.79 ft at 10:45PM May 29, 2015Observed: 15.78 ft at 11:00PM May 29, 2015Observed: 15.77 ft at 11:46PM May 29, 2015Forecast: 15.7 ft 2:00AM May 30, 2015Forecast: 15.6 ft 8:00AM May 30, 2015Forecast: 15.6 ft 2:00PM May 30, 2015Forecast: 15.6 ft 8:00PM May 30, 2015Forecast: 15.9 ft 2:00AM May 31, 2015Forecast: 16.8 ft 8:00AM May 31, 2015Forecast: 18.3 ft 2:00PM May 31, 2015Forecast: 19.7 ft 8:00PM May 31, 2015Forecast: 20.4 ft 2:00AM Jun 01, 2015Highest Forecast: 20.5 ft 8:00AM Jun 01, 2015Backup AHPS SiteAVON6(plotting HGIRG) Graph Created (12:15AM May 30, 2015)ObservedForecast (issued 10:48AM May 29)Latest observed value: 15.77 ft at 11:46 PM EDT 29-May-2015. Flood Stage is 33 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Genesee River at Avon are issued routinely year-round.
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Upstream Gauge - at Mount Morris Dam Upstream Gauge Downstream Gauge Downstream Gauge - at Rochester
Flood Categories (in feet)
Major Flood Stage: 40
Moderate Flood Stage: 37
Flood Stage: 33
Action Stage: 30
Low Stage (in feet): 0

Historic Crests
(1) 40.67 ft on 06/25/1972
(2) 37.20 ft on 03/07/1956
(3) 36.30 ft on 01/09/1998
(4) 34.59 ft on 04/14/1994
(5) 34.51 ft on 04/07/1957
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 33.40 ft on 04/03/2005
(2) 36.30 ft on 01/09/1998
(3) 34.24 ft on 01/19/1996
(4) 34.59 ft on 04/14/1994
(5) 33.62 ft on 04/23/1993
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 13.70 ft on 10/11/1980
(2) 14.30 ft on 08/15/1996
Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
40 Major flood, widespread flooding of agricultural lands from Geneseo to Scottsville. Some residential and industrial areas threatened (lucidol). Concern increases north to Rochester.
37 Moderate flood, more widespread flooding of agricultural lands from Geneseo to Scottsville. Residential areas begin to be threatened.
33 Flood stage, river overflows at many areas from Geneseo to Scottsville, but mainly in agricultural lands with little damage.
30 Action stage, high flows, no flooding.
About This Location Collapse

Latitude: 42.917778° N, Longitude: 77.757500° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 33 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other 500.11 ft 533.11 ft  

Current/Historical Observations:

Additional Information Collapse
Observations Courtesy of the U.S. Geological Survey.
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Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
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(716) 565-0204
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Page last modified: 12-Feb-2015 9:36 PM
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