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Hydrograph River at a Glance Download
Tonawanda Creek at Rapids Stage (ft)Flow (kcfs)Highest Forecast: 1.7 ft 8:00PM Oct 25, 2016Forecast: 1.6 ft 2:00AM Oct 26, 2016Forecast: 1.6 ft 8:00AM Oct 26, 2016Forecast: 1.6 ft 2:00PM Oct 26, 2016Forecast: 1.5 ft 8:00PM Oct 26, 2016Forecast: 1.5 ft 2:00AM Oct 27, 2016Forecast: 1.5 ft 8:00AM Oct 27, 2016Forecast: 1.6 ft 2:00PM Oct 27, 2016Forecast: 1.6 ft 8:00PM Oct 27, 2016Highest Forecast: 1.7 ft 2:00AM Oct 28, 2016Highest Forecast: 1.7 ft 8:00AM Oct 28, 2016RAPN6(plotting HGIRG) Graph Created (4:46PM Oct 25, 2016)ObservedForecast (issued 11:11AM Oct 25)Latest observed value: 1.73 ft at 4:00 PM EDT 25-Oct-2016. Flood Stage is 12 ft
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Tabular Data (EDT)
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Datum: Not Available
NOTE: Forecasts for the Tonawanda Creek at Rapids are issued routinely year-round.
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Upstream Gauge - at Batavia Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 16
Moderate Flood Stage: 14
Flood Stage: 12
Action Stage: 10
Low Stage (in feet): 0

Historic Crests
(1) 16.96 ft on 04/01/1960
(2) 16.38 ft on 02/26/1985
(3) 15.91 ft on 03/07/1979
(4) 15.46 ft on 01/25/1957
(5) 15.33 ft on 01/10/1998
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(P): Preliminary values subject to further review.

Recent Crests
(1) 15.13 ft on 12/24/2013
(2) 13.60 ft on 03/11/2009
(3) 14.38 ft on 02/15/2009
(4) 14.73 ft on 12/30/2008
(5) 14.17 ft on 03/17/2007
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(P): Preliminary values subject to further review.

Low Water Records
(1) 0.91 ft on 07/28/0083
(2) 1.00 ft on 08/03/1999
(3) 1.10 ft on 09/03/1995
(4) 1.40 ft on 06/15/1999
(5) 1.50 ft on 07/15/1998

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.
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If you notice any errors in the below information, please contact our Webmaster
16 Major flood, considerable residential flooding in most of North Clarence, North Amherst, Royalton, and Newstead. Widespread road closures. Ransom Oaks area in East Amherst is inundated with backwater into Ransom, Mud, Beeman, and other small creeks. Residential flooding and widespread road closures along the creek from North Amherst to the Alabama Swamps.
14 Moderate flood, some residential flooding with widespread road closures in North Clarence, east into Newstead and Royalton. Water begins to back up into smaller creeks such as Ransom, Black, Beeman, Gott, and Mud Creeks. Flooding in some low lying areas along Tonawanda Creek Road, Rapids Road, and Wolcott Road, with widespread farmland flooding.
12 Flood stage, lowland flooding of farm areas along Tonawanda Creek between Rapids and the Tonawanda Indian Reservation. Flooding may impact Fletcher, Burdick, Kirby, and Tonawanda Creek Roads.
10 Action stage, some impact to low lying roads in Royalton and Newstead, possibly impacting Fletcher and Burdick Roads.
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Latitude: 43.093056° N, Longitude: 78.636389° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 12 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 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 571.190002441406 ft 583.190002441406 ft  

Current/Historical Observations:

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Observations courtesy of the U.S. Geological Survey.
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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
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587 Aero Drive
Buffalo, NY 14225-1405
(716) 565-0204
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Page last modified: 13-Aug-2015 2:16 AM
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