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Hydrograph River at a Glance Download
Susquehanna River near Waverly Stage (ft)Flow (kcfs)Observed: 2.84 ft at 4:30PM Oct 16, 2021Observed: 2.85 ft at 4:45PM Oct 16, 2021Observed: 2.85 ft at 5:00PM Oct 16, 2021Observed: 2.85 ft at 5:30PM Oct 16, 2021Observed: 2.85 ft at 5:45PM Oct 16, 2021Observed: 2.85 ft at 6:00PM Oct 16, 2021Observed: 2.87 ft at 6:30PM Oct 16, 2021Observed: 2.88 ft at 6:45PM Oct 16, 2021Observed: 2.89 ft at 7:00PM Oct 16, 2021Observed: 2.92 ft at 7:30PM Oct 16, 2021Observed: 2.93 ft at 7:45PM Oct 16, 2021Observed: 2.93 ft at 8:00PM Oct 16, 2021Observed: 2.95 ft at 8:30PM Oct 16, 2021Observed: 2.95 ft at 8:45PM Oct 16, 2021Observed: 2.96 ft at 9:00PM Oct 16, 2021Observed: 2.99 ft at 9:30PM Oct 16, 2021Observed: 3.02 ft at 9:45PM Oct 16, 2021Observed: 3.04 ft at 10:00PM Oct 16, 2021Observed: 3.1 ft at 10:30PM Oct 16, 2021Observed: 3.14 ft at 10:45PM Oct 16, 2021Observed: 3.17 ft at 11:00PM Oct 16, 2021Observed: 3.3 ft at 11:45PM Oct 16, 2021Observed: 3.34 ft at 12:00AM Oct 17, 2021Observed: 3.52 ft at 1:00AM Oct 17, 2021Observed: 3.7 ft at 2:00AM Oct 17, 2021Observed: 3.78 ft at 2:30AM Oct 17, 2021Observed: 3.82 ft at 2:45AM Oct 17, 2021Observed: 3.86 ft at 3:00AM Oct 17, 2021Observed: 3.93 ft at 3:30AM Oct 17, 2021Observed: 3.96 ft at 3:45AM Oct 17, 2021Observed: 3.99 ft at 4:00AM Oct 17, 2021Observed: 4.05 ft at 4:30AM Oct 17, 2021Observed: 4.07 ft at 4:45AM Oct 17, 2021Observed: 4.1 ft at 5:00AM Oct 17, 2021Observed: 4.14 ft at 5:30AM Oct 17, 2021Observed: 4.16 ft at 5:45AM Oct 17, 2021Observed: 4.19 ft at 6:00AM Oct 17, 2021Observed: 4.24 ft at 6:30AM Oct 17, 2021Observed: 4.26 ft at 6:45AM Oct 17, 2021Observed: 4.29 ft at 7:00AM Oct 17, 2021Observed: 4.35 ft at 7:30AM Oct 17, 2021Observed: 4.38 ft at 7:45AM Oct 17, 2021Observed: 4.41 ft at 8:00AM Oct 17, 2021Observed: 4.49 ft at 8:30AM Oct 17, 2021Observed: 4.53 ft at 8:45AM Oct 17, 2021Observed: 4.57 ft at 9:00AM Oct 17, 2021Observed: 4.66 ft at 9:30AM Oct 17, 2021Observed: 4.7 ft at 9:45AM Oct 17, 2021Observed: 4.75 ft at 10:00AM Oct 17, 2021Observed: 4.84 ft at 10:30AM Oct 17, 2021Observed: 4.89 ft at 10:45AM Oct 17, 2021Observed: 4.93 ft at 11:00AM Oct 17, 2021Observed: 5.02 ft at 11:30AM Oct 17, 2021Observed: 5.06 ft at 11:45AM Oct 17, 2021Observed: 5.1 ft at 12:00PM Oct 17, 2021Observed: 5.18 ft at 12:30PM Oct 17, 2021Observed: 5.21 ft at 12:45PM Oct 17, 2021Observed: 5.24 ft at 1:00PM Oct 17, 2021Observed: 5.3 ft at 1:30PM Oct 17, 2021Observed: 5.33 ft at 1:45PM Oct 17, 2021Observed: 5.36 ft at 2:00PM Oct 17, 2021Observed: 5.4 ft at 2:30PM Oct 17, 2021Observed: 5.42 ft at 2:45PM Oct 17, 2021Observed: 5.44 ft at 3:00PM Oct 17, 2021Observed: 5.47 ft at 3:30PM Oct 17, 2021Observed: 5.49 ft at 3:45PM Oct 17, 2021Observed: 5.5 ft at 4:00PM Oct 17, 2021Observed: 5.53 ft at 4:30PM Oct 17, 2021Observed: 5.55 ft at 4:45PM Oct 17, 2021Observed: 5.56 ft at 5:00PM Oct 17, 2021Observed: 5.59 ft at 5:30PM Oct 17, 2021Observed: 5.6 ft at 5:45PM Oct 17, 2021Observed: 5.61 ft at 6:00PM Oct 17, 2021Observed: 5.64 ft at 6:30PM Oct 17, 2021Observed: 5.65 ft at 6:45PM Oct 17, 2021Observed: 5.67 ft at 7:00PM Oct 17, 2021Observed: 5.7 ft at 7:30PM Oct 17, 2021Observed: 5.72 ft at 7:45PM Oct 17, 2021Observed: 5.74 ft at 8:00PM Oct 17, 2021Observed: 5.77 ft at 8:30PM Oct 17, 2021Observed: 5.79 ft at 8:45PM Oct 17, 2021Observed: 5.81 ft at 9:00PM Oct 17, 2021Observed: 5.85 ft at 9:30PM Oct 17, 2021Observed: 5.87 ft at 9:45PM Oct 17, 2021Observed: 5.89 ft at 10:00PM Oct 17, 2021Observed: 5.94 ft at 10:30PM Oct 17, 2021Observed: 5.95 ft at 10:45PM Oct 17, 2021Observed: 5.97 ft at 11:00PM Oct 17, 2021Observed: 6.01 ft at 11:30PM Oct 17, 2021Observed: 6.03 ft at 11:45PM Oct 17, 2021Observed: 6.06 ft at 12:00AM Oct 18, 2021Observed: 6.09 ft at 12:30AM Oct 18, 2021Observed: 6.11 ft at 12:45AM Oct 18, 2021Observed: 6.12 ft at 1:00AM Oct 18, 2021Observed: 6.15 ft at 1:30AM Oct 18, 2021Observed: 6.17 ft at 1:45AM Oct 18, 2021Observed: 6.19 ft at 2:00AM Oct 18, 2021Observed: 6.22 ft at 2:30AM Oct 18, 2021Observed: 6.23 ft at 2:45AM Oct 18, 2021Observed: 6.24 ft at 3:00AM Oct 18, 2021Observed: 6.27 ft at 3:30AM Oct 18, 2021Observed: 6.28 ft at 3:45AM Oct 18, 2021Observed: 6.29 ft at 4:00AM Oct 18, 2021Observed: 6.31 ft at 4:30AM Oct 18, 2021Observed: 6.32 ft at 4:45AM Oct 18, 2021Observed: 6.32 ft at 5:00AM Oct 18, 2021Observed: 6.34 ft at 5:30AM Oct 18, 2021Observed: 6.36 ft at 5:45AM Oct 18, 2021Observed: 6.36 ft at 6:00AM Oct 18, 2021Observed: 6.38 ft at 6:30AM Oct 18, 2021Observed: 6.38 ft at 6:45AM Oct 18, 2021Observed: 6.39 ft at 7:00AM Oct 18, 2021Observed: 6.4 ft at 7:30AM Oct 18, 2021Observed: 6.4 ft at 7:45AM Oct 18, 2021Observed: 6.41 ft at 8:00AM Oct 18, 2021Observed: 6.41 ft at 8:30AM Oct 18, 2021Observed: 6.42 ft at 8:45AM Oct 18, 2021Observed: 6.42 ft at 9:00AM Oct 18, 2021Observed: 6.42 ft at 9:30AM Oct 18, 2021Observed: 6.42 ft at 9:45AM Oct 18, 2021Observed: 6.43 ft at 10:00AM Oct 18, 2021Observed: 6.43 ft at 10:30AM Oct 18, 2021Observed: 6.44 ft at 10:45AM Oct 18, 2021Observed: 6.43 ft at 11:00AM Oct 18, 2021Observed: 6.44 ft at 11:30AM Oct 18, 2021Observed: 6.44 ft at 11:45AM Oct 18, 2021Observed: 6.44 ft at 12:00PM Oct 18, 2021Observed: 6.45 ft at 12:30PM Oct 18, 2021Observed: 6.45 ft at 12:45PM Oct 18, 2021Observed: 6.45 ft at 1:00PM Oct 18, 2021Observed: 6.46 ft at 1:30PM Oct 18, 2021Observed: 6.47 ft at 1:45PM Oct 18, 2021Observed: 6.47 ft at 2:00PM Oct 18, 2021Observed: 6.48 ft at 2:30PM Oct 18, 2021Observed: 6.48 ft at 2:45PM Oct 18, 2021Highest Observation: 6.49 ft at 3:00PM Oct 18, 2021Highest Forecast: 6.6 ft 8:00PM Oct 18, 2021Highest Forecast: 6.6 ft 2:00AM Oct 19, 2021Forecast: 6.4 ft 8:00AM Oct 19, 2021Forecast: 6.2 ft 2:00PM Oct 19, 2021Forecast: 6.1 ft 8:00PM Oct 19, 2021Forecast: 5.9 ft 2:00AM Oct 20, 2021Forecast: 5.7 ft 8:00AM Oct 20, 2021Forecast: 5.5 ft 2:00PM Oct 20, 2021Forecast: 5.3 ft 8:00PM Oct 20, 2021Forecast: 5.1 ft 2:00AM Oct 21, 2021Forecast: 4.9 ft 8:00AM Oct 21, 2021USGS--Water Resources of the United StatesWVYN6(plotting HGIRZ) Graph Created (4:15PM Oct 18, 2021)ObservedForecast (issued 10:28AM Oct 18)Latest observed value: 6.49 ft at 3:00 PM EDT 18-Oct-2021. Flood Stage is 13 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
NOTE: Forecasts for the Susquehanna River near Waverly are issued routinely year-round.
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Upstream Gauge - at Owego Upstream Gauge Downstream Gauge Downstream Gauge - at Towanda
Flood Categories (in feet)
Major Flood Stage: 20
Moderate Flood Stage: 16
Flood Stage: 13
Action Stage: 12
Low Stage (in feet): -9999

Historic Crests
(1) 26.67 ft on 09/08/2011
(2) 22.52 ft on 06/29/2006
(3) 21.40 ft on 03/18/1936
(4) 21.24 ft on 06/23/1972
(5) 20.88 ft on 04/03/2005
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 18.44 ft on 12/26/2020 (P)
(2) 13.80 ft on 09/18/2018
(3) 15.37 ft on 08/15/2018
(4) 14.96 ft on 04/07/2017
(5) 13.54 ft on 04/10/2015
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to

Zoom Level:16
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Gauge LocationGauge Map Marker
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
26.67 Record flood of September 2011. Widespread severe flooding occurs in Sayre, Athens borough and throughout The Valley in both Pennsylvania and New York sides of the river. The Sayre levee was overtopped.
26 River stage height estimated to be the top of the Sayre levee system.
23 River stage height estimated to be at the effective design protection level of the Sayre levee.
22.52 June 2006 flood. Flood waters were at the top of the bank in Athens Borough. Part of the Waste Water Treatment Plant facility was flooded. Some flooding occurred in South Side Athens along River Street. Significant flooding occurred on the east side of river in Athens Township up to Glen Valley Road and Riverside Drive.
21.4 Severe flooding before the levees were built in March 1936.
21.2 This was the level of the 1972 Hurricane Agnes flood.
20 Major flood stage. Severe flooding occurs throughout the flood plain in New York and Pennsylvania. The Sayre Bridge is closed, and access to Sayre and Athens is cut off from the East.
17 The Athens bridge is closed by flooding affecting the approach lanes on the east side of the river. Winding River Drive is flooded. Wildwood Road is closed in places. Riverfront Park in Sayre is inundated.
16 Moderate flood stage. Flooding increases throughout Tioga Point on both sides of the river near Athens Borough. Backwater flooding begins to affect areas in Milltown along Cayuta Creek.
13 Flood stage. Widespread, but minor, flooding of the lowlands occurs along the river from the towns of Barton and Nichols, NY to the Athens Township, PA.
12 Out of bank flows increase in the flood plain near the towns of Barton and Nichols, NY and the Township of Athens, PA. The Cannon Hole neighborhood is affected by flooding. Monitoring of levee gates and pumps occurs in Sayre.
About This Location Collapse

Latitude: 41.984722° N, Longitude: 76.501389° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 13 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(gauge height = flood stage)
Elevation information source
NAVD88 743.37 ft 756.37 ft Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 743.96 ft 756.96 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:

Additional Information Collapse
Potential River Levels - Used to
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
10 Day (HEFS) 7 Day (NAEFS) 7 Day (GEFS)
HEFS Ensemble NAEFS Ensemble GEFS Ensemble

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 Hours.

Click individual graphics to enlarge.

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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
National Weather Service
Binghamton Weather Forecast Office
32 Dawes Drive
Johnson City, NY 13790
(607) 729-1597
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Page last modified: 2-Nov-2020 7:30 PM
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