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Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at https://water.weather.gov will be replaced by the National Water Prediction Service (NWPS), with a target of March 2024. Existing AHPS content and features will be preserved and expanded within NWPS.

Experimental National Water Center Products: Flood Inundation Mapping services are now available for 10% of the U.S. population. Please visit https://www.weather.gov/owp/operations for more information. The National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via the URL above, as described in the StoryMap here.



Hydrograph River at a Glance Download
Cattaraugus Creek at Gowanda Stage (ft)Flow (kcfs)Observed: 1.08 ft at 9:15AM Sep 26, 2023Observed: 1.08 ft at 9:30AM Sep 26, 2023Observed: 1.08 ft at 9:45AM Sep 26, 2023Observed: 1.08 ft at 10:00AM Sep 26, 2023Observed: 1.08 ft at 10:15AM Sep 26, 2023Observed: 1.08 ft at 10:30AM Sep 26, 2023Observed: 1.07 ft at 10:45AM Sep 26, 2023Observed: 1.08 ft at 11:00AM Sep 26, 2023Observed: 1.08 ft at 11:15AM Sep 26, 2023Observed: 1.08 ft at 11:30AM Sep 26, 2023Observed: 1.08 ft at 11:45AM Sep 26, 2023Observed: 1.08 ft at 12:00PM Sep 26, 2023Observed: 1.08 ft at 12:15PM Sep 26, 2023Observed: 1.08 ft at 12:30PM Sep 26, 2023Observed: 1.08 ft at 12:45PM Sep 26, 2023Observed: 1.08 ft at 1:00PM Sep 26, 2023Observed: 1.08 ft at 1:15PM Sep 26, 2023Observed: 1.08 ft at 1:30PM Sep 26, 2023Observed: 1.08 ft at 1:45PM Sep 26, 2023Observed: 1.08 ft at 2:00PM Sep 26, 2023Observed: 1.08 ft at 2:15PM Sep 26, 2023Observed: 1.09 ft at 2:30PM Sep 26, 2023Observed: 1.09 ft at 2:45PM Sep 26, 2023Observed: 1.09 ft at 3:00PM Sep 26, 2023Observed: 1.09 ft at 3:01PM Sep 26, 2023Observed: 1.09 ft at 3:15PM Sep 26, 2023Observed: 1.09 ft at 3:16PM Sep 26, 2023Observed: 1.09 ft at 3:30PM Sep 26, 2023Observed: 1.09 ft at 3:31PM Sep 26, 2023Observed: 1.09 ft at 3:45PM Sep 26, 2023Observed: 1.09 ft at 3:46PM Sep 26, 2023Observed: 1.09 ft at 4:00PM Sep 26, 2023Observed: 1.09 ft at 4:15PM Sep 26, 2023Observed: 1.09 ft at 4:30PM Sep 26, 2023Observed: 1.1 ft at 4:45PM Sep 26, 2023Observed: 1.1 ft at 5:00PM Sep 26, 2023Observed: 1.1 ft at 5:15PM Sep 26, 2023Observed: 1.1 ft at 5:30PM Sep 26, 2023Observed: 1.1 ft at 5:45PM Sep 26, 2023Observed: 1.11 ft at 6:00PM Sep 26, 2023Observed: 1.11 ft at 6:15PM Sep 26, 2023Observed: 1.11 ft at 6:30PM Sep 26, 2023Observed: 1.11 ft at 6:45PM Sep 26, 2023Observed: 1.11 ft at 7:00PM Sep 26, 2023Observed: 1.11 ft at 7:15PM Sep 26, 2023Observed: 1.11 ft at 7:30PM Sep 26, 2023Observed: 1.12 ft at 7:45PM Sep 26, 2023Observed: 1.11 ft at 8:00PM Sep 26, 2023Observed: 1.12 ft at 8:15PM Sep 26, 2023Observed: 1.12 ft at 8:30PM Sep 26, 2023Observed: 1.12 ft at 8:45PM Sep 26, 2023Observed: 1.12 ft at 9:00PM Sep 26, 2023Observed: 1.11 ft at 9:15PM Sep 26, 2023Observed: 1.12 ft at 9:30PM Sep 26, 2023Highest Observation: 1.13 ft at 9:45PM Sep 26, 2023Highest Observation: 1.13 ft at 10:00PM Sep 26, 2023Highest Observation: 1.13 ft at 10:15PM Sep 26, 2023Highest Observation: 1.13 ft at 10:30PM Sep 26, 2023Observed: 1.12 ft at 10:45PM Sep 26, 2023Observed: 1.12 ft at 11:00PM Sep 26, 2023Observed: 1.12 ft at 11:15PM Sep 26, 2023Observed: 1.12 ft at 11:30PM Sep 26, 2023Observed: 1.12 ft at 11:45PM Sep 26, 2023Observed: 1.12 ft at 12:00AM Sep 27, 2023Observed: 1.12 ft at 12:15AM Sep 27, 2023Observed: 1.12 ft at 12:30AM Sep 27, 2023Observed: 1.12 ft at 12:45AM Sep 27, 2023Observed: 1.12 ft at 1:00AM Sep 27, 2023Observed: 1.12 ft at 1:15AM Sep 27, 2023Observed: 1.12 ft at 1:30AM Sep 27, 2023Observed: 1.12 ft at 1:45AM Sep 27, 2023Observed: 1.12 ft at 2:00AM Sep 27, 2023Observed: 1.12 ft at 2:15AM Sep 27, 2023Observed: 1.12 ft at 2:30AM Sep 27, 2023Observed: 1.12 ft at 2:45AM Sep 27, 2023Observed: 1.12 ft at 3:00AM Sep 27, 2023Observed: 1.12 ft at 3:01AM Sep 27, 2023Observed: 1.12 ft at 3:15AM Sep 27, 2023Observed: 1.12 ft at 3:16AM Sep 27, 2023Observed: 1.12 ft at 3:30AM Sep 27, 2023Observed: 1.12 ft at 3:31AM Sep 27, 2023Observed: 1.12 ft at 3:45AM Sep 27, 2023Observed: 1.12 ft at 3:46AM Sep 27, 2023Observed: 1.11 ft at 4:00AM Sep 27, 2023Observed: 1.11 ft at 4:15AM Sep 27, 2023Observed: 1.11 ft at 4:30AM Sep 27, 2023Observed: 1.11 ft at 4:45AM Sep 27, 2023Observed: 1.11 ft at 5:00AM Sep 27, 2023Observed: 1.11 ft at 5:15AM Sep 27, 2023Observed: 1.11 ft at 5:30AM Sep 27, 2023Observed: 1.1 ft at 5:45AM Sep 27, 2023Observed: 1.11 ft at 6:00AM Sep 27, 2023Observed: 1.1 ft at 6:15AM Sep 27, 2023Observed: 1.1 ft at 6:30AM Sep 27, 2023Observed: 1.1 ft at 6:45AM Sep 27, 2023Observed: 1.1 ft at 7:00AM Sep 27, 2023Observed: 1.1 ft at 7:15AM Sep 27, 2023Observed: 1.1 ft at 7:30AM Sep 27, 2023Observed: 1.1 ft at 7:45AM Sep 27, 2023Observed: 1.1 ft at 8:00AM Sep 27, 2023Observed: 1.1 ft at 8:15AM Sep 27, 2023Observed: 1.09 ft at 8:30AM Sep 27, 2023Observed: 1.09 ft at 8:45AM Sep 27, 2023Observed: 1.09 ft at 9:00AM Sep 27, 2023Observed: 1.1 ft at 9:15AM Sep 27, 2023Observed: 1.09 ft at 9:30AM Sep 27, 2023Observed: 1.09 ft at 9:45AM Sep 27, 2023Observed: 1.09 ft at 10:00AM Sep 27, 2023Observed: 1.1 ft at 10:15AM Sep 27, 2023Observed: 1.09 ft at 10:30AM Sep 27, 2023Observed: 1.09 ft at 10:45AM Sep 27, 2023Observed: 1.09 ft at 11:00AM Sep 27, 2023Observed: 1.09 ft at 11:15AM Sep 27, 2023Observed: 1.09 ft at 11:30AM Sep 27, 2023Observed: 1.09 ft at 11:45AM Sep 27, 2023Observed: 1.09 ft at 12:00PM Sep 27, 2023Observed: 1.09 ft at 12:15PM Sep 27, 2023Observed: 1.08 ft at 12:30PM Sep 27, 2023Observed: 1.09 ft at 12:45PM Sep 27, 2023Observed: 1.08 ft at 1:00PM Sep 27, 2023Observed: 1.08 ft at 1:15PM Sep 27, 2023Observed: 1.09 ft at 1:30PM Sep 27, 2023Observed: 1.09 ft at 1:45PM Sep 27, 2023Observed: 1.09 ft at 2:00PM Sep 27, 2023Observed: 1.08 ft at 2:15PM Sep 27, 2023Observed: 1.09 ft at 2:30PM Sep 27, 2023Observed: 1.08 ft at 2:45PM Sep 27, 2023Observed: 1.08 ft at 3:00PM Sep 27, 2023Observed: 1.08 ft at 3:02PM Sep 27, 2023Observed: 1.09 ft at 3:15PM Sep 27, 2023Observed: 1.09 ft at 3:17PM Sep 27, 2023Observed: 1.08 ft at 3:30PM Sep 27, 2023Observed: 1.08 ft at 3:32PM Sep 27, 2023Observed: 1.08 ft at 3:45PM Sep 27, 2023Observed: 1.08 ft at 3:47PM Sep 27, 2023Observed: 1.08 ft at 4:00PM Sep 27, 2023Observed: 1.08 ft at 4:15PM Sep 27, 2023Observed: 1.08 ft at 4:30PM Sep 27, 2023Observed: 1.08 ft at 4:45PM Sep 27, 2023Observed: 1.08 ft at 5:00PM Sep 27, 2023Observed: 1.07 ft at 5:15PM Sep 27, 2023Observed: 1.08 ft at 5:30PM Sep 27, 2023Observed: 1.08 ft at 5:45PM Sep 27, 2023Observed: 1.08 ft at 6:00PM Sep 27, 2023Observed: 1.08 ft at 6:15PM Sep 27, 2023Observed: 1.08 ft at 6:30PM Sep 27, 2023Observed: 1.08 ft at 6:45PM Sep 27, 2023Observed: 1.07 ft at 7:00PM Sep 27, 2023Observed: 1.07 ft at 7:15PM Sep 27, 2023Observed: 1.08 ft at 7:30PM Sep 27, 2023Observed: 1.07 ft at 7:45PM Sep 27, 2023Observed: 1.08 ft at 8:00PM Sep 27, 2023Observed: 1.07 ft at 8:15PM Sep 27, 2023Observed: 1.07 ft at 8:30PM Sep 27, 2023Observed: 1.07 ft at 8:45PM Sep 27, 2023Observed: 1.07 ft at 9:00PM Sep 27, 2023Observed: 1.07 ft at 9:15PM Sep 27, 2023Observed: 1.07 ft at 9:30PM Sep 27, 2023Observed: 1.07 ft at 9:45PM Sep 27, 2023Observed: 1.07 ft at 10:00PM Sep 27, 2023Observed: 1.07 ft at 10:15PM Sep 27, 2023Observed: 1.07 ft at 10:30PM Sep 27, 2023Observed: 1.07 ft at 10:45PM Sep 27, 2023Observed: 1.07 ft at 11:00PM Sep 27, 2023Observed: 1.07 ft at 11:15PM Sep 27, 2023Observed: 1.07 ft at 11:30PM Sep 27, 2023Observed: 1.07 ft at 11:45PM Sep 27, 2023Observed: 1.07 ft at 12:00AM Sep 28, 2023Observed: 1.07 ft at 12:15AM Sep 28, 2023Observed: 1.07 ft at 12:30AM Sep 28, 2023Observed: 1.07 ft at 12:45AM Sep 28, 2023Observed: 1.07 ft at 1:00AM Sep 28, 2023Observed: 1.07 ft at 1:15AM Sep 28, 2023Observed: 1.07 ft at 1:30AM Sep 28, 2023Observed: 1.07 ft at 1:45AM Sep 28, 2023Observed: 1.06 ft at 2:00AM Sep 28, 2023Observed: 1.07 ft at 2:15AM Sep 28, 2023Observed: 1.06 ft at 2:30AM Sep 28, 2023Observed: 1.06 ft at 2:45AM Sep 28, 2023Observed: 1.06 ft at 3:00AM Sep 28, 2023Observed: 1.06 ft at 3:02AM Sep 28, 2023Observed: 1.06 ft at 3:15AM Sep 28, 2023Observed: 1.06 ft at 3:17AM Sep 28, 2023Observed: 1.06 ft at 3:30AM Sep 28, 2023Observed: 1.06 ft at 3:32AM Sep 28, 2023Observed: 1.06 ft at 3:45AM Sep 28, 2023Observed: 1.06 ft at 3:47AM Sep 28, 2023Observed: 1.06 ft at 4:00AM Sep 28, 2023Observed: 1.06 ft at 4:15AM Sep 28, 2023Observed: 1.06 ft at 4:30AM Sep 28, 2023Observed: 1.06 ft at 4:45AM Sep 28, 2023Observed: 1.06 ft at 5:00AM Sep 28, 2023Observed: 1.06 ft at 5:15AM Sep 28, 2023Observed: 1.06 ft at 5:30AM Sep 28, 2023Observed: 1.06 ft at 5:45AM Sep 28, 2023Observed: 1.05 ft at 6:00AM Sep 28, 2023Observed: 1.06 ft at 6:15AM Sep 28, 2023Observed: 1.06 ft at 6:30AM Sep 28, 2023Observed: 1.05 ft at 6:45AM Sep 28, 2023Observed: 1.06 ft at 7:00AM Sep 28, 2023Observed: 1.05 ft at 7:15AM Sep 28, 2023Observed: 1.05 ft at 7:30AM Sep 28, 2023Observed: 1.05 ft at 7:45AM Sep 28, 2023Observed: 1.06 ft at 8:00AM Sep 28, 2023Observed: 1.05 ft at 8:15AM Sep 28, 2023Observed: 1.05 ft at 8:30AM Sep 28, 2023Observed: 1.05 ft at 8:45AM Sep 28, 2023Observed: 1.06 ft at 9:00AM Sep 28, 2023Observed: 1.05 ft at 9:15AM Sep 28, 2023Observed: 1.05 ft at 9:30AM Sep 28, 2023Observed: 1.05 ft at 9:45AM Sep 28, 2023Observed: 1.05 ft at 10:00AM Sep 28, 2023Observed: 1.05 ft at 10:15AM Sep 28, 2023Observed: 1.06 ft at 10:30AM Sep 28, 2023Observed: 1.05 ft at 10:45AM Sep 28, 2023Observed: 1.05 ft at 11:00AM Sep 28, 2023Observed: 1.05 ft at 11:15AM Sep 28, 2023Observed: 1.05 ft at 11:30AM Sep 28, 2023Observed: 1.05 ft at 11:45AM Sep 28, 2023Observed: 1.05 ft at 12:00PM Sep 28, 2023Observed: 1.05 ft at 12:15PM Sep 28, 2023Observed: 1.05 ft at 12:30PM Sep 28, 2023Observed: 1.05 ft at 12:45PM Sep 28, 2023Observed: 1.05 ft at 1:00PM Sep 28, 2023Observed: 1.05 ft at 1:15PM Sep 28, 2023Observed: 1.05 ft at 1:30PM Sep 28, 2023Observed: 1.05 ft at 1:45PM Sep 28, 2023Observed: 1.05 ft at 2:00PM Sep 28, 2023Observed: 1.05 ft at 2:15PM Sep 28, 2023Observed: 1.05 ft at 2:30PM Sep 28, 2023Observed: 1.05 ft at 2:45PM Sep 28, 2023Observed: 1.05 ft at 3:00PM Sep 28, 2023Observed: 1.05 ft at 3:01PM Sep 28, 2023Observed: 1.05 ft at 3:15PM Sep 28, 2023Observed: 1.05 ft at 3:16PM Sep 28, 2023Observed: 1.05 ft at 3:30PM Sep 28, 2023Observed: 1.05 ft at 3:31PM Sep 28, 2023Observed: 1.05 ft at 3:45PM Sep 28, 2023Observed: 1.05 ft at 3:46PM Sep 28, 2023Observed: 1.04 ft at 4:00PM Sep 28, 2023Observed: 1.05 ft at 4:15PM Sep 28, 2023Observed: 1.05 ft at 4:30PM Sep 28, 2023Observed: 1.05 ft at 4:45PM Sep 28, 2023Observed: 1.05 ft at 5:00PM Sep 28, 2023Observed: 1.05 ft at 5:15PM Sep 28, 2023Observed: 1.05 ft at 5:30PM Sep 28, 2023Observed: 1.05 ft at 5:45PM Sep 28, 2023Observed: 1.05 ft at 6:00PM Sep 28, 2023Observed: 1.05 ft at 6:15PM Sep 28, 2023Observed: 1.05 ft at 6:30PM Sep 28, 2023Observed: 1.05 ft at 6:45PM Sep 28, 2023Observed: 1.05 ft at 7:00PM Sep 28, 2023Observed: 1.05 ft at 7:15PM Sep 28, 2023Observed: 1.05 ft at 7:30PM Sep 28, 2023Observed: 1.05 ft at 7:45PM Sep 28, 2023Observed: 1.05 ft at 8:00PM Sep 28, 2023Observed: 1.05 ft at 8:15PM Sep 28, 2023Observed: 1.05 ft at 8:30PM Sep 28, 2023Observed: 1.05 ft at 8:45PM Sep 28, 2023Observed: 1.05 ft at 9:00PM Sep 28, 2023Observed: 1.05 ft at 9:15PM Sep 28, 2023Observed: 1.05 ft at 9:30PM Sep 28, 2023Observed: 1.05 ft at 9:45PM Sep 28, 2023Observed: 1.05 ft at 10:00PM Sep 28, 2023Observed: 1.05 ft at 10:15PM Sep 28, 2023Observed: 1.06 ft at 10:30PM Sep 28, 2023Observed: 1.05 ft at 10:45PM Sep 28, 2023Observed: 1.05 ft at 11:00PM Sep 28, 2023Observed: 1.05 ft at 11:15PM Sep 28, 2023Observed: 1.05 ft at 11:30PM Sep 28, 2023Observed: 1.05 ft at 11:45PM Sep 28, 2023Observed: 1.05 ft at 12:00AM Sep 29, 2023Observed: 1.05 ft at 12:15AM Sep 29, 2023Observed: 1.05 ft at 12:30AM Sep 29, 2023Observed: 1.05 ft at 12:45AM Sep 29, 2023Observed: 1.05 ft at 1:00AM Sep 29, 2023Observed: 1.05 ft at 1:15AM Sep 29, 2023Observed: 1.06 ft at 1:30AM Sep 29, 2023Observed: 1.05 ft at 1:45AM Sep 29, 2023Observed: 1.05 ft at 2:00AM Sep 29, 2023Observed: 1.05 ft at 2:15AM Sep 29, 2023Observed: 1.05 ft at 2:30AM Sep 29, 2023Observed: 1.05 ft at 2:45AM Sep 29, 2023Observed: 1.05 ft at 3:00AM Sep 29, 2023Observed: 1.05 ft at 3:02AM Sep 29, 2023Observed: 1.05 ft at 3:15AM Sep 29, 2023Observed: 1.05 ft at 3:17AM Sep 29, 2023Observed: 1.05 ft at 3:30AM Sep 29, 2023Observed: 1.05 ft at 3:32AM Sep 29, 2023Observed: 1.05 ft at 3:45AM Sep 29, 2023Observed: 1.05 ft at 3:47AM Sep 29, 2023Observed: 1.05 ft at 4:00AM Sep 29, 2023Observed: 1.05 ft at 4:15AM Sep 29, 2023Observed: 1.05 ft at 4:30AM Sep 29, 2023Observed: 1.05 ft at 4:45AM Sep 29, 2023Observed: 1.05 ft at 5:00AM Sep 29, 2023Observed: 1.05 ft at 5:15AM Sep 29, 2023Observed: 1.05 ft at 5:30AM Sep 29, 2023Observed: 1.05 ft at 5:45AM Sep 29, 2023Observed: 1.05 ft at 6:00AM Sep 29, 2023Observed: 1.05 ft at 6:15AM Sep 29, 2023Observed: 1.05 ft at 6:30AM Sep 29, 2023Observed: 1.05 ft at 6:45AM Sep 29, 2023Observed: 1.05 ft at 7:00AM Sep 29, 2023Observed: 1.05 ft at 7:15AM Sep 29, 2023Observed: 1.05 ft at 7:30AM Sep 29, 2023Observed: 1.05 ft at 7:45AM Sep 29, 2023Observed: 1.05 ft at 8:00AM Sep 29, 2023Observed: 1.05 ft at 8:15AM Sep 29, 2023Forecast: 1 ft 2:00PM Sep 29, 2023Forecast: 1 ft 8:00PM Sep 29, 2023Highest Forecast: 1.1 ft 2:00AM Sep 30, 2023Highest Forecast: 1.1 ft 8:00AM Sep 30, 2023Highest Forecast: 1.1 ft 2:00PM Sep 30, 2023Highest Forecast: 1.1 ft 8:00PM Sep 30, 2023Forecast: 1 ft 2:00AM Oct 01, 2023Forecast: 1 ft 8:00AM Oct 01, 2023USGS--Water Resources of the United StatesGOWN6(plotting HGIRG) Graph Created (9:01AM Sep 29, 2023)ObservedForecast (issued 11:13AM Sep 28)Latest observed value: 1.05 ft at 8:15 AM EDT 29-Sep-2023. Flood Stage is 10 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Forecasts for the Cattaraugus Creek at Gowanda are issued routinely year-round.
Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 14
Moderate Flood Stage: 12
Flood Stage: 10
Action Stage: 8
Low Stage (in feet): -9999

Historic Crests
(1) 14.14 ft on 03/07/1956
(2) 13.99 ft on 09/14/1979
(3) 13.62 ft on 03/17/1942
(4) 13.47 ft on 08/10/2009
(5) 13.02 ft on 01/19/1996
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 10.30 ft on 11/12/2022
(2) 11.70 ft on 07/17/2021
(3) 11.23 ft on 01/12/2018
(4) 10.70 ft on 01/12/2017
(5) 11.54 ft on 12/21/2013
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 0.90 ft on 10/26/1951
(2) 1.00 ft on 10/23/1963
(3) 1.30 ft on 08/03/1999
(4) 1.50 ft on 08/15/1995
(5) 1.60 ft on 06/25/1999

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:14
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
14 Major flood, extreme residential and commercial flooding downstream from Gowanda. Also some flooding 1 to 2 miles upstream. Serious flooding possible near Thatcher Brook in Gowanda and Sunset Bay near Lake Erie.
12 Moderate flood, residential flooding begins downstream of Gowanda, especially on the right bank. Flooding also possible at Sunset Bay on Lake Erie and along Thatcher Brook in Gowanda.
10 Flood stage, flooding along right bank a half mile to a mile downstream from Gowanda, mostly in industrial and commercial areas. Watch for developing problems along Thatcher Creek in Gowanda and at Sunset Bay at the mouth near Lake Erie.
8 Action stage, water begins to spill over right bank near the sewage disposal plant, about 1 mile downstream from Gowanda.
About This Location Collapse

Latitude: 42.463889° N, Longitude: 78.935278° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 10 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 738.36 748.36 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 738.85 748.85 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 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 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.
Resources Collapse
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
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587 Aero Drive
Buffalo, NY 14225-1405
(716) 565-0204
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Page last modified: 2-Nov-2020 7:30 PM
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