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Hydrograph River at a Glance Download
Ellicott Creek below Williamsville Stage (ft)Flow (kcfs)Observed: 2.61 ft at 7:15AM Feb 18, 2017Observed: 2.62 ft at 7:30AM Feb 18, 2017Observed: 2.62 ft at 7:45AM Feb 18, 2017Observed: 2.62 ft at 8:00AM Feb 18, 2017Observed: 2.62 ft at 8:15AM Feb 18, 2017Observed: 2.62 ft at 8:30AM Feb 18, 2017Observed: 2.62 ft at 8:45AM Feb 18, 2017Observed: 2.62 ft at 9:00AM Feb 18, 2017Observed: 2.62 ft at 9:15AM Feb 18, 2017Observed: 2.61 ft at 9:30AM Feb 18, 2017Observed: 2.62 ft at 9:45AM Feb 18, 2017Observed: 2.61 ft at 10:00AM Feb 18, 2017Observed: 2.62 ft at 10:15AM Feb 18, 2017Observed: 2.62 ft at 10:30AM Feb 18, 2017Observed: 2.61 ft at 10:45AM Feb 18, 2017Observed: 2.62 ft at 11:00AM Feb 18, 2017Observed: 2.61 ft at 11:15AM Feb 18, 2017Observed: 2.62 ft at 11:30AM Feb 18, 2017Observed: 2.61 ft at 11:45AM Feb 18, 2017Observed: 2.61 ft at 12:00PM Feb 18, 2017Observed: 2.61 ft at 12:15PM Feb 18, 2017Observed: 2.61 ft at 12:30PM Feb 18, 2017Observed: 2.61 ft at 12:45PM Feb 18, 2017Observed: 2.61 ft at 1:00PM Feb 18, 2017Observed: 2.61 ft at 1:15PM Feb 18, 2017Observed: 2.61 ft at 1:30PM Feb 18, 2017Observed: 2.61 ft at 1:45PM Feb 18, 2017Observed: 2.61 ft at 2:00PM Feb 18, 2017Observed: 2.61 ft at 2:01PM Feb 18, 2017Observed: 2.61 ft at 2:15PM Feb 18, 2017Observed: 2.61 ft at 2:30PM Feb 18, 2017Observed: 2.61 ft at 2:45PM Feb 18, 2017Observed: 2.61 ft at 3:00PM Feb 18, 2017Observed: 2.61 ft at 3:15PM Feb 18, 2017Observed: 2.61 ft at 3:30PM Feb 18, 2017Observed: 2.61 ft at 3:45PM Feb 18, 2017Observed: 2.61 ft at 4:00PM Feb 18, 2017Observed: 2.61 ft at 4:15PM Feb 18, 2017Observed: 2.61 ft at 4:30PM Feb 18, 2017Observed: 2.61 ft at 4:45PM Feb 18, 2017Observed: 2.61 ft at 5:00PM Feb 18, 2017Observed: 2.61 ft at 5:15PM Feb 18, 2017Observed: 2.61 ft at 5:30PM Feb 18, 2017Observed: 2.61 ft at 5:45PM Feb 18, 2017Observed: 2.61 ft at 6:00PM Feb 18, 2017Observed: 2.61 ft at 6:15PM Feb 18, 2017Observed: 2.61 ft at 6:30PM Feb 18, 2017Observed: 2.61 ft at 6:45PM Feb 18, 2017Observed: 2.61 ft at 7:00PM Feb 18, 2017Observed: 2.61 ft at 7:15PM Feb 18, 2017Observed: 2.61 ft at 7:30PM Feb 18, 2017Observed: 2.6 ft at 7:45PM Feb 18, 2017Observed: 2.61 ft at 8:00PM Feb 18, 2017Observed: 2.6 ft at 8:15PM Feb 18, 2017Observed: 2.6 ft at 8:30PM Feb 18, 2017Observed: 2.6 ft at 8:45PM Feb 18, 2017Observed: 2.6 ft at 9:00PM Feb 18, 2017Observed: 2.6 ft at 9:15PM Feb 18, 2017Observed: 2.6 ft at 9:30PM Feb 18, 2017Observed: 2.6 ft at 9:45PM Feb 18, 2017Observed: 2.6 ft at 10:00PM Feb 18, 2017Observed: 2.6 ft at 10:15PM Feb 18, 2017Observed: 2.6 ft at 10:30PM Feb 18, 2017Observed: 2.6 ft at 10:45PM Feb 18, 2017Observed: 2.6 ft at 11:00PM Feb 18, 2017Observed: 2.6 ft at 11:15PM Feb 18, 2017Observed: 2.6 ft at 11:30PM Feb 18, 2017Observed: 2.6 ft at 11:45PM Feb 18, 2017Observed: 2.6 ft at 12:00AM Feb 19, 2017Observed: 2.61 ft at 12:15AM Feb 19, 2017Observed: 2.61 ft at 12:30AM Feb 19, 2017Observed: 2.61 ft at 12:45AM Feb 19, 2017Observed: 2.61 ft at 1:00AM Feb 19, 2017Observed: 2.61 ft at 1:15AM Feb 19, 2017Observed: 2.61 ft at 1:30AM Feb 19, 2017Observed: 2.62 ft at 1:45AM Feb 19, 2017Observed: 2.62 ft at 2:00AM Feb 19, 2017Observed: 2.62 ft at 2:01AM Feb 19, 2017Observed: 2.62 ft at 2:15AM Feb 19, 2017Observed: 2.62 ft at 2:30AM Feb 19, 2017Observed: 2.62 ft at 2:45AM Feb 19, 2017Observed: 2.62 ft at 3:00AM Feb 19, 2017Observed: 2.63 ft at 3:15AM Feb 19, 2017Observed: 2.63 ft at 3:30AM Feb 19, 2017Observed: 2.63 ft at 3:45AM Feb 19, 2017Observed: 2.64 ft at 4:00AM Feb 19, 2017Observed: 2.64 ft at 4:15AM Feb 19, 2017Observed: 2.64 ft at 4:30AM Feb 19, 2017Observed: 2.64 ft at 4:45AM Feb 19, 2017Observed: 2.65 ft at 5:00AM Feb 19, 2017Observed: 2.65 ft at 5:15AM Feb 19, 2017Observed: 2.66 ft at 5:30AM Feb 19, 2017Observed: 2.66 ft at 5:45AM Feb 19, 2017Observed: 2.66 ft at 6:00AM Feb 19, 2017Observed: 2.67 ft at 6:15AM Feb 19, 2017Observed: 2.67 ft at 6:30AM Feb 19, 2017Observed: 2.67 ft at 6:45AM Feb 19, 2017Observed: 2.68 ft at 7:00AM Feb 19, 2017Observed: 2.68 ft at 7:15AM Feb 19, 2017Observed: 2.68 ft at 7:30AM Feb 19, 2017Observed: 2.69 ft at 7:45AM Feb 19, 2017Observed: 2.7 ft at 8:00AM Feb 19, 2017Observed: 2.7 ft at 8:15AM Feb 19, 2017Observed: 2.7 ft at 8:30AM Feb 19, 2017Observed: 2.71 ft at 8:45AM Feb 19, 2017Observed: 2.71 ft at 9:00AM Feb 19, 2017Observed: 2.72 ft at 9:15AM Feb 19, 2017Observed: 2.72 ft at 9:30AM Feb 19, 2017Observed: 2.73 ft at 9:45AM Feb 19, 2017Observed: 2.73 ft at 10:00AM Feb 19, 2017Observed: 2.74 ft at 10:15AM Feb 19, 2017Observed: 2.74 ft at 10:30AM Feb 19, 2017Observed: 2.75 ft at 10:45AM Feb 19, 2017Observed: 2.75 ft at 11:00AM Feb 19, 2017Observed: 2.76 ft at 11:15AM Feb 19, 2017Observed: 2.77 ft at 11:30AM Feb 19, 2017Observed: 2.77 ft at 11:45AM Feb 19, 2017Observed: 2.78 ft at 12:00PM Feb 19, 2017Observed: 2.79 ft at 12:15PM Feb 19, 2017Observed: 2.79 ft at 12:30PM Feb 19, 2017Observed: 2.8 ft at 12:45PM Feb 19, 2017Observed: 2.81 ft at 1:00PM Feb 19, 2017Observed: 2.82 ft at 1:15PM Feb 19, 2017Observed: 2.82 ft at 1:30PM Feb 19, 2017Observed: 2.83 ft at 1:45PM Feb 19, 2017Observed: 2.84 ft at 2:00PM Feb 19, 2017Observed: 2.84 ft at 2:15PM Feb 19, 2017Observed: 2.84 ft at 2:30PM Feb 19, 2017Observed: 2.85 ft at 2:45PM Feb 19, 2017Observed: 2.86 ft at 3:00PM Feb 19, 2017Observed: 2.86 ft at 3:15PM Feb 19, 2017Observed: 2.86 ft at 3:30PM Feb 19, 2017Observed: 2.87 ft at 3:45PM Feb 19, 2017Observed: 2.87 ft at 4:00PM Feb 19, 2017Observed: 2.87 ft at 4:15PM Feb 19, 2017Highest Observation: 2.88 ft at 4:30PM Feb 19, 2017Highest Observation: 2.88 ft at 4:45PM Feb 19, 2017Highest Observation: 2.88 ft at 5:00PM Feb 19, 2017Highest Observation: 2.88 ft at 5:15PM Feb 19, 2017Highest Observation: 2.88 ft at 5:30PM Feb 19, 2017Highest Observation: 2.88 ft at 5:45PM Feb 19, 2017Highest Observation: 2.88 ft at 6:00PM Feb 19, 2017Highest Observation: 2.88 ft at 6:15PM Feb 19, 2017Highest Observation: 2.88 ft at 6:30PM Feb 19, 2017Highest Observation: 2.88 ft at 6:45PM Feb 19, 2017Highest Observation: 2.88 ft at 7:00PM Feb 19, 2017Highest Observation: 2.88 ft at 7:15PM Feb 19, 2017Observed: 2.87 ft at 7:30PM Feb 19, 2017Observed: 2.87 ft at 7:45PM Feb 19, 2017Observed: 2.87 ft at 8:00PM Feb 19, 2017Observed: 2.87 ft at 8:15PM Feb 19, 2017Observed: 2.87 ft at 8:30PM Feb 19, 2017Observed: 2.86 ft at 8:45PM Feb 19, 2017Observed: 2.86 ft at 9:00PM Feb 19, 2017Observed: 2.86 ft at 9:15PM Feb 19, 2017Observed: 2.86 ft at 9:30PM Feb 19, 2017Observed: 2.85 ft at 9:45PM Feb 19, 2017Observed: 2.85 ft at 10:00PM Feb 19, 2017Observed: 2.85 ft at 10:15PM Feb 19, 2017Observed: 2.84 ft at 10:30PM Feb 19, 2017Observed: 2.84 ft at 10:45PM Feb 19, 2017Observed: 2.84 ft at 11:00PM Feb 19, 2017Observed: 2.84 ft at 11:15PM Feb 19, 2017Observed: 2.83 ft at 11:30PM Feb 19, 2017Observed: 2.83 ft at 11:45PM Feb 19, 2017Observed: 2.82 ft at 12:00AM Feb 20, 2017Observed: 2.82 ft at 12:15AM Feb 20, 2017Observed: 2.82 ft at 12:30AM Feb 20, 2017Observed: 2.81 ft at 12:45AM Feb 20, 2017Observed: 2.81 ft at 1:00AM Feb 20, 2017Observed: 2.81 ft at 1:15AM Feb 20, 2017Observed: 2.8 ft at 1:30AM Feb 20, 2017Observed: 2.8 ft at 1:45AM Feb 20, 2017Observed: 2.8 ft at 2:00AM Feb 20, 2017Observed: 2.8 ft at 2:01AM Feb 20, 2017Observed: 2.79 ft at 2:15AM Feb 20, 2017Observed: 2.79 ft at 2:30AM Feb 20, 2017Observed: 2.78 ft at 2:45AM Feb 20, 2017Observed: 2.78 ft at 3:00AM Feb 20, 2017Observed: 2.78 ft at 3:15AM Feb 20, 2017Observed: 2.77 ft at 3:30AM Feb 20, 2017Observed: 2.77 ft at 3:45AM Feb 20, 2017Observed: 2.77 ft at 4:00AM Feb 20, 2017Observed: 2.76 ft at 4:15AM Feb 20, 2017Observed: 2.76 ft at 4:30AM Feb 20, 2017Observed: 2.76 ft at 4:45AM Feb 20, 2017Observed: 2.75 ft at 5:00AM Feb 20, 2017Observed: 2.75 ft at 5:15AM Feb 20, 2017Observed: 2.75 ft at 5:30AM Feb 20, 2017Observed: 2.74 ft at 5:45AM Feb 20, 2017Observed: 2.74 ft at 6:00AM Feb 20, 2017Observed: 2.74 ft at 6:15AM Feb 20, 2017Observed: 2.74 ft at 6:30AM Feb 20, 2017Observed: 2.73 ft at 6:45AM Feb 20, 2017Observed: 2.73 ft at 7:00AM Feb 20, 2017Observed: 2.73 ft at 7:15AM Feb 20, 2017Observed: 2.73 ft at 7:30AM Feb 20, 2017Observed: 2.72 ft at 7:45AM Feb 20, 2017Observed: 2.72 ft at 8:00AM Feb 20, 2017Observed: 2.72 ft at 8:15AM Feb 20, 2017Observed: 2.71 ft at 8:30AM Feb 20, 2017Observed: 2.71 ft at 8:45AM Feb 20, 2017Observed: 2.71 ft at 9:00AM Feb 20, 2017Observed: 2.71 ft at 9:15AM Feb 20, 2017Observed: 2.7 ft at 9:30AM Feb 20, 2017Observed: 2.7 ft at 9:45AM Feb 20, 2017Observed: 2.7 ft at 10:00AM Feb 20, 2017Observed: 2.7 ft at 10:15AM Feb 20, 2017Observed: 2.69 ft at 10:30AM Feb 20, 2017Observed: 2.69 ft at 10:45AM Feb 20, 2017Observed: 2.69 ft at 11:00AM Feb 20, 2017Observed: 2.69 ft at 11:15AM Feb 20, 2017Observed: 2.69 ft at 11:30AM Feb 20, 2017Observed: 2.68 ft at 11:45AM Feb 20, 2017Observed: 2.68 ft at 12:00PM Feb 20, 2017Observed: 2.68 ft at 12:15PM Feb 20, 2017Observed: 2.68 ft at 12:30PM Feb 20, 2017Observed: 2.68 ft at 12:45PM Feb 20, 2017Observed: 2.67 ft at 1:00PM Feb 20, 2017Observed: 2.67 ft at 1:15PM Feb 20, 2017Observed: 2.67 ft at 1:30PM Feb 20, 2017Observed: 2.67 ft at 1:45PM Feb 20, 2017Observed: 2.67 ft at 2:00PM Feb 20, 2017Observed: 2.67 ft at 2:01PM Feb 20, 2017Observed: 2.66 ft at 2:15PM Feb 20, 2017Observed: 2.66 ft at 2:30PM Feb 20, 2017Observed: 2.66 ft at 2:45PM Feb 20, 2017Observed: 2.66 ft at 3:00PM Feb 20, 2017Observed: 2.65 ft at 3:15PM Feb 20, 2017Observed: 2.65 ft at 3:30PM Feb 20, 2017Observed: 2.65 ft at 3:45PM Feb 20, 2017Observed: 2.65 ft at 4:00PM Feb 20, 2017Observed: 2.64 ft at 4:15PM Feb 20, 2017Observed: 2.64 ft at 4:30PM Feb 20, 2017Observed: 2.64 ft at 4:45PM Feb 20, 2017Observed: 2.64 ft at 5:00PM Feb 20, 2017Observed: 2.64 ft at 5:15PM Feb 20, 2017Observed: 2.63 ft at 5:30PM Feb 20, 2017Observed: 2.63 ft at 5:45PM Feb 20, 2017Observed: 2.63 ft at 6:00PM Feb 20, 2017Observed: 2.63 ft at 6:15PM Feb 20, 2017Observed: 2.63 ft at 6:30PM Feb 20, 2017Observed: 2.62 ft at 6:45PM Feb 20, 2017Observed: 2.62 ft at 7:00PM Feb 20, 2017Observed: 2.62 ft at 7:15PM Feb 20, 2017Observed: 2.62 ft at 7:30PM Feb 20, 2017Observed: 2.62 ft at 7:45PM Feb 20, 2017Observed: 2.61 ft at 8:00PM Feb 20, 2017Observed: 2.61 ft at 8:15PM Feb 20, 2017Observed: 2.61 ft at 8:30PM Feb 20, 2017Observed: 2.61 ft at 8:45PM Feb 20, 2017Observed: 2.6 ft at 9:00PM Feb 20, 2017Observed: 2.6 ft at 9:15PM Feb 20, 2017Observed: 2.6 ft at 9:30PM Feb 20, 2017Observed: 2.6 ft at 9:45PM Feb 20, 2017Observed: 2.6 ft at 10:00PM Feb 20, 2017Observed: 2.6 ft at 10:15PM Feb 20, 2017Observed: 2.59 ft at 10:30PM Feb 20, 2017Observed: 2.59 ft at 10:45PM Feb 20, 2017Observed: 2.59 ft at 11:00PM Feb 20, 2017Observed: 2.59 ft at 11:15PM Feb 20, 2017Observed: 2.59 ft at 11:30PM Feb 20, 2017Observed: 2.58 ft at 11:45PM Feb 20, 2017Observed: 2.58 ft at 12:00AM Feb 21, 2017Observed: 2.58 ft at 12:15AM Feb 21, 2017Observed: 2.58 ft at 12:30AM Feb 21, 2017Observed: 2.58 ft at 12:45AM Feb 21, 2017Observed: 2.57 ft at 1:00AM Feb 21, 2017Observed: 2.57 ft at 1:15AM Feb 21, 2017Observed: 2.57 ft at 1:30AM Feb 21, 2017Observed: 2.57 ft at 1:45AM Feb 21, 2017Observed: 2.57 ft at 2:00AM Feb 21, 2017Observed: 2.57 ft at 2:15AM Feb 21, 2017Observed: 2.57 ft at 2:30AM Feb 21, 2017Observed: 2.56 ft at 2:45AM Feb 21, 2017Observed: 2.56 ft at 3:00AM Feb 21, 2017Observed: 2.56 ft at 3:15AM Feb 21, 2017Observed: 2.56 ft at 3:30AM Feb 21, 2017Observed: 2.56 ft at 3:45AM Feb 21, 2017Observed: 2.56 ft at 4:00AM Feb 21, 2017Observed: 2.55 ft at 4:15AM Feb 21, 2017Observed: 2.55 ft at 4:30AM Feb 21, 2017Observed: 2.55 ft at 4:45AM Feb 21, 2017Observed: 2.55 ft at 5:00AM Feb 21, 2017Observed: 2.55 ft at 5:15AM Feb 21, 2017Observed: 2.55 ft at 5:30AM Feb 21, 2017Observed: 2.55 ft at 5:45AM Feb 21, 2017Observed: 2.54 ft at 6:00AM Feb 21, 2017Observed: 2.54 ft at 6:15AM Feb 21, 2017Highest Forecast: 2.6 ft 1:00PM Feb 21, 2017Highest Forecast: 2.6 ft 7:00PM Feb 21, 2017Forecast: 2.5 ft 1:00AM Feb 22, 2017Forecast: 2.5 ft 7:00AM Feb 22, 2017Highest Forecast: 2.6 ft 1:00PM Feb 22, 2017Highest Forecast: 2.6 ft 7:00PM Feb 22, 2017Highest Forecast: 2.6 ft 1:00AM Feb 23, 2017Highest Forecast: 2.6 ft 7:00AM Feb 23, 2017USGS--Water Resources of the United StatesWILN6(plotting HGIRG) Graph Created (7:00AM Feb 21, 2017)ObservedForecast (issued 10:56AM Feb 20)Latest observed value: 2.54 ft at 6:15 AM EST 21-Feb-2017. Flood Stage is 8 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Impact statements listed below may not be representative during times of ice jam flooding.

NOTE: Forecasts for the Ellicott Creek below Williamsville are issued routinely year-round.

Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 12
Moderate Flood Stage: 10
Flood Stage: 8
Action Stage: 6
Low Stage (in feet): -9999

Historic Crests
(1) 11.59 ft on 03/31/1960
(2) 11.19 ft on 02/25/1985
(3) 10.35 ft on 12/29/2008
(4) 10.10 ft on 01/09/1998
(5) 9.94 ft on 01/25/1999
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 9.07 ft on 11/26/2014
(2) 9.68 ft on 12/23/2013
(3) 8.04 ft on 03/09/2009
(4) 8.30 ft on 02/13/2009
(5) 10.35 ft on 12/29/2008
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.73 ft on 07/27/1976
(2) 1.60 ft on 09/01/1998
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
12 Major flood, widespread residential flooding. In Amherst, North Forest to Hopkins, Maple to French including Getzville. In Williamsville, Lehn Springs Drive. In Tonawanda, Ellicott Creek Road to Interstate 290, Colvin to Niagara Falls Blvd. In Cheektowaga and Lancaster, Aero Drive area, Bowmansville Fire Atation area. UB bike path flooded.
10 Moderate flood, extensive flooding in Ellicott Creek Park and minor flooding in surrounding neighborhoods in Tonawanda. UB bike path flooded and closed. Aero Drive, Holtz to Transit Roads in Cheektowaga closed. Flooding around Bowmansville Fire Hall. Areas east of North Forest from Maple to French Roads subject to sewer backups.
8 Flood stage, some flooding begins along Aero Drive from Holtz to Transit Roads in Cheektowaga. Also some flooding along the flood control project area in Amherst such as the bike path and golf course. Minor flooding in Ellicott Creek Park. Little or no overall damage.
6 Action stage, high flows. No flooding.
About This Location Collapse

Latitude: 42.977778° N, Longitude: 78.763889° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 8 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 586.41 ft 594.41 ft  

Current/Historical Observations:

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

Note: Use the official hydrograph at the top of this web page for river levels within the next 48 hours.

See the Product Description Document link for more details on the interpretation of the 3,7 day graphics. 

Click individual graphics to enlarge.

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
National Weather Service
Buffalo Weather Forecast Office
587 Aero Drive
Buffalo, NY 14225-1405
(716) 565-0204
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Page last modified: 21-Dec-2016 5:21 PM
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