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Hydrograph River at a Glance Download
Oswegatchie River near Heuvelton Stage (ft)Flow (kcfs)Observed: 1.3 ft at 8:00AM Aug 06, 2022Observed: 1.3 ft at 8:15AM Aug 06, 2022Observed: 1.31 ft at 8:30AM Aug 06, 2022Observed: 1.31 ft at 8:45AM Aug 06, 2022Observed: 1.31 ft at 9:00AM Aug 06, 2022Observed: 1.31 ft at 9:15AM Aug 06, 2022Observed: 1.31 ft at 9:30AM Aug 06, 2022Observed: 1.31 ft at 9:45AM Aug 06, 2022Observed: 1.31 ft at 10:00AM Aug 06, 2022Observed: 1.31 ft at 10:15AM Aug 06, 2022Observed: 1.31 ft at 10:30AM Aug 06, 2022Observed: 1.31 ft at 10:45AM Aug 06, 2022Observed: 1.31 ft at 11:00AM Aug 06, 2022Observed: 1.31 ft at 11:15AM Aug 06, 2022Observed: 1.31 ft at 11:30AM Aug 06, 2022Observed: 1.31 ft at 11:45AM Aug 06, 2022Observed: 1.31 ft at 12:00PM Aug 06, 2022Observed: 1.31 ft at 12:15PM Aug 06, 2022Observed: 1.31 ft at 12:30PM Aug 06, 2022Observed: 1.31 ft at 12:45PM Aug 06, 2022Observed: 1.31 ft at 1:00PM Aug 06, 2022Observed: 1.32 ft at 1:15PM Aug 06, 2022Observed: 1.31 ft at 1:30PM Aug 06, 2022Observed: 1.32 ft at 1:45PM Aug 06, 2022Observed: 1.31 ft at 2:00PM Aug 06, 2022Observed: 1.31 ft at 2:15PM Aug 06, 2022Observed: 1.32 ft at 2:30PM Aug 06, 2022Observed: 1.31 ft at 2:45PM Aug 06, 2022Observed: 1.31 ft at 3:00PM Aug 06, 2022Observed: 1.32 ft at 3:15PM Aug 06, 2022Observed: 1.32 ft at 3:30PM Aug 06, 2022Observed: 1.32 ft at 3:45PM Aug 06, 2022Observed: 1.31 ft at 4:00PM Aug 06, 2022Observed: 1.31 ft at 4:15PM Aug 06, 2022Observed: 1.31 ft at 4:30PM Aug 06, 2022Observed: 1.31 ft at 4:45PM Aug 06, 2022Observed: 1.31 ft at 5:00PM Aug 06, 2022Observed: 1.31 ft at 5:15PM Aug 06, 2022Observed: 1.31 ft at 5:16PM Aug 06, 2022Observed: 1.31 ft at 5:30PM Aug 06, 2022Observed: 1.3 ft at 5:31PM Aug 06, 2022Observed: 1.31 ft at 5:45PM Aug 06, 2022Observed: 1.31 ft at 6:00PM Aug 06, 2022Observed: 1.31 ft at 6:15PM Aug 06, 2022Observed: 1.31 ft at 6:30PM Aug 06, 2022Observed: 1.31 ft at 6:45PM Aug 06, 2022Observed: 1.31 ft at 7:00PM Aug 06, 2022Observed: 1.31 ft at 7:15PM Aug 06, 2022Observed: 1.31 ft at 7:30PM Aug 06, 2022Observed: 1.31 ft at 7:45PM Aug 06, 2022Observed: 1.31 ft at 8:00PM Aug 06, 2022Observed: 1.31 ft at 8:15PM Aug 06, 2022Observed: 1.31 ft at 8:30PM Aug 06, 2022Observed: 1.31 ft at 8:45PM Aug 06, 2022Observed: 1.3 ft at 9:00PM Aug 06, 2022Observed: 1.31 ft at 9:15PM Aug 06, 2022Observed: 1.3 ft at 9:30PM Aug 06, 2022Observed: 1.3 ft at 9:45PM Aug 06, 2022Observed: 1.31 ft at 10:00PM Aug 06, 2022Observed: 1.3 ft at 10:15PM Aug 06, 2022Observed: 1.3 ft at 10:30PM Aug 06, 2022Observed: 1.31 ft at 10:45PM Aug 06, 2022Observed: 1.3 ft at 11:00PM Aug 06, 2022Observed: 1.31 ft at 11:15PM Aug 06, 2022Observed: 1.3 ft at 11:30PM Aug 06, 2022Observed: 1.3 ft at 11:45PM Aug 06, 2022Observed: 1.3 ft at 12:00AM Aug 07, 2022Observed: 1.31 ft at 12:15AM Aug 07, 2022Observed: 1.3 ft at 12:30AM Aug 07, 2022Observed: 1.3 ft at 12:45AM Aug 07, 2022Observed: 1.3 ft at 1:00AM Aug 07, 2022Observed: 1.31 ft at 1:15AM Aug 07, 2022Observed: 1.31 ft at 1:30AM Aug 07, 2022Observed: 1.3 ft at 1:45AM Aug 07, 2022Observed: 1.3 ft at 2:00AM Aug 07, 2022Observed: 1.3 ft at 2:15AM Aug 07, 2022Observed: 1.3 ft at 2:30AM Aug 07, 2022Observed: 1.31 ft at 2:45AM Aug 07, 2022Observed: 1.3 ft at 3:00AM Aug 07, 2022Observed: 1.3 ft at 3:15AM Aug 07, 2022Observed: 1.31 ft at 3:30AM Aug 07, 2022Observed: 1.31 ft at 3:45AM Aug 07, 2022Observed: 1.31 ft at 4:00AM Aug 07, 2022Observed: 1.31 ft at 4:15AM Aug 07, 2022Observed: 1.31 ft at 4:30AM Aug 07, 2022Observed: 1.31 ft at 4:45AM Aug 07, 2022Observed: 1.31 ft at 5:00AM Aug 07, 2022Observed: 1.31 ft at 5:15AM Aug 07, 2022Observed: 1.31 ft at 5:30AM Aug 07, 2022Observed: 1.31 ft at 5:45AM Aug 07, 2022Observed: 1.31 ft at 6:00AM Aug 07, 2022Observed: 1.31 ft at 6:15AM Aug 07, 2022Observed: 1.31 ft at 6:30AM Aug 07, 2022Observed: 1.32 ft at 6:45AM Aug 07, 2022Observed: 1.31 ft at 7:00AM Aug 07, 2022Observed: 1.31 ft at 7:15AM Aug 07, 2022Observed: 1.32 ft at 7:30AM Aug 07, 2022Observed: 1.32 ft at 7:45AM Aug 07, 2022Observed: 1.32 ft at 8:00AM Aug 07, 2022Observed: 1.32 ft at 8:15AM Aug 07, 2022Observed: 1.32 ft at 8:30AM Aug 07, 2022Observed: 1.33 ft at 8:45AM Aug 07, 2022Observed: 1.33 ft at 9:00AM Aug 07, 2022Observed: 1.33 ft at 9:15AM Aug 07, 2022Observed: 1.33 ft at 9:30AM Aug 07, 2022Observed: 1.33 ft at 9:45AM Aug 07, 2022Observed: 1.33 ft at 10:00AM Aug 07, 2022Observed: 1.33 ft at 10:15AM Aug 07, 2022Observed: 1.34 ft at 10:30AM Aug 07, 2022Observed: 1.34 ft at 10:45AM Aug 07, 2022Observed: 1.34 ft at 11:00AM Aug 07, 2022Observed: 1.34 ft at 11:15AM Aug 07, 2022Observed: 1.35 ft at 11:30AM Aug 07, 2022Observed: 1.34 ft at 11:45AM Aug 07, 2022Observed: 1.35 ft at 12:00PM Aug 07, 2022Observed: 1.35 ft at 12:15PM Aug 07, 2022Observed: 1.35 ft at 12:30PM Aug 07, 2022Observed: 1.35 ft at 12:45PM Aug 07, 2022Observed: 1.36 ft at 1:00PM Aug 07, 2022Observed: 1.35 ft at 1:15PM Aug 07, 2022Observed: 1.36 ft at 1:30PM Aug 07, 2022Observed: 1.36 ft at 1:45PM Aug 07, 2022Observed: 1.36 ft at 2:00PM Aug 07, 2022Observed: 1.36 ft at 2:15PM Aug 07, 2022Observed: 1.37 ft at 2:30PM Aug 07, 2022Observed: 1.37 ft at 2:45PM Aug 07, 2022Observed: 1.37 ft at 3:00PM Aug 07, 2022Observed: 1.37 ft at 3:15PM Aug 07, 2022Observed: 1.37 ft at 3:30PM Aug 07, 2022Observed: 1.38 ft at 3:45PM Aug 07, 2022Observed: 1.37 ft at 4:00PM Aug 07, 2022Observed: 1.38 ft at 4:15PM Aug 07, 2022Observed: 1.38 ft at 4:30PM Aug 07, 2022Observed: 1.38 ft at 4:45PM Aug 07, 2022Observed: 1.39 ft at 5:00PM Aug 07, 2022Observed: 1.38 ft at 5:15PM Aug 07, 2022Observed: 1.37 ft at 5:16PM Aug 07, 2022Observed: 1.39 ft at 5:30PM Aug 07, 2022Observed: 1.38 ft at 5:31PM Aug 07, 2022Observed: 1.38 ft at 5:45PM Aug 07, 2022Observed: 1.39 ft at 6:00PM Aug 07, 2022Observed: 1.39 ft at 6:15PM Aug 07, 2022Observed: 1.39 ft at 6:30PM Aug 07, 2022Observed: 1.39 ft at 6:45PM Aug 07, 2022Observed: 1.39 ft at 7:00PM Aug 07, 2022Observed: 1.39 ft at 7:15PM Aug 07, 2022Observed: 1.39 ft at 7:30PM Aug 07, 2022Observed: 1.39 ft at 7:45PM Aug 07, 2022Observed: 1.39 ft at 8:00PM Aug 07, 2022Observed: 1.39 ft at 8:15PM Aug 07, 2022Observed: 1.39 ft at 8:30PM Aug 07, 2022Highest Observation: 1.4 ft at 8:45PM Aug 07, 2022Observed: 1.39 ft at 9:00PM Aug 07, 2022Observed: 1.39 ft at 9:15PM Aug 07, 2022Observed: 1.39 ft at 9:30PM Aug 07, 2022Observed: 1.39 ft at 9:45PM Aug 07, 2022Highest Observation: 1.4 ft at 10:00PM Aug 07, 2022Observed: 1.39 ft at 10:15PM Aug 07, 2022Highest Observation: 1.4 ft at 10:30PM Aug 07, 2022Highest Observation: 1.4 ft at 10:45PM Aug 07, 2022Observed: 1.39 ft at 11:00PM Aug 07, 2022Observed: 1.39 ft at 11:15PM Aug 07, 2022Observed: 1.39 ft at 11:30PM Aug 07, 2022Observed: 1.39 ft at 11:45PM Aug 07, 2022Observed: 1.39 ft at 12:00AM Aug 08, 2022Highest Observation: 1.4 ft at 12:15AM Aug 08, 2022Highest Observation: 1.4 ft at 12:30AM Aug 08, 2022Observed: 1.39 ft at 12:45AM Aug 08, 2022Observed: 1.39 ft at 1:00AM Aug 08, 2022Observed: 1.39 ft at 1:15AM Aug 08, 2022Highest Observation: 1.4 ft at 1:30AM Aug 08, 2022Highest Observation: 1.4 ft at 1:45AM Aug 08, 2022Highest Observation: 1.4 ft at 2:00AM Aug 08, 2022Observed: 1.39 ft at 2:15AM Aug 08, 2022Highest Observation: 1.4 ft at 2:30AM Aug 08, 2022Highest Observation: 1.4 ft at 2:45AM Aug 08, 2022Observed: 1.39 ft at 3:00AM Aug 08, 2022Highest Observation: 1.4 ft at 3:15AM Aug 08, 2022Highest Observation: 1.4 ft at 3:30AM Aug 08, 2022Observed: 1.39 ft at 3:45AM Aug 08, 2022Observed: 1.39 ft at 4:00AM Aug 08, 2022Highest Observation: 1.4 ft at 4:15AM Aug 08, 2022Observed: 1.39 ft at 4:30AM Aug 08, 2022Observed: 1.39 ft at 4:45AM Aug 08, 2022Observed: 1.39 ft at 5:00AM Aug 08, 2022Observed: 1.39 ft at 5:15AM Aug 08, 2022Observed: 1.39 ft at 5:30AM Aug 08, 2022Observed: 1.39 ft at 5:45AM Aug 08, 2022Observed: 1.39 ft at 6:00AM Aug 08, 2022Observed: 1.39 ft at 6:15AM Aug 08, 2022Observed: 1.39 ft at 6:30AM Aug 08, 2022Observed: 1.39 ft at 6:45AM Aug 08, 2022Observed: 1.39 ft at 7:00AM Aug 08, 2022Observed: 1.39 ft at 7:15AM Aug 08, 2022Observed: 1.39 ft at 7:30AM Aug 08, 2022Observed: 1.39 ft at 7:45AM Aug 08, 2022Observed: 1.39 ft at 8:00AM Aug 08, 2022Observed: 1.39 ft at 8:15AM Aug 08, 2022Observed: 1.39 ft at 8:30AM Aug 08, 2022Observed: 1.38 ft at 8:45AM Aug 08, 2022Observed: 1.38 ft at 9:00AM Aug 08, 2022Observed: 1.38 ft at 9:15AM Aug 08, 2022Observed: 1.38 ft at 9:30AM Aug 08, 2022Observed: 1.38 ft at 9:45AM Aug 08, 2022Observed: 1.38 ft at 10:00AM Aug 08, 2022Observed: 1.38 ft at 10:15AM Aug 08, 2022Observed: 1.38 ft at 10:30AM Aug 08, 2022Observed: 1.38 ft at 10:45AM Aug 08, 2022Observed: 1.38 ft at 11:00AM Aug 08, 2022Observed: 1.38 ft at 11:15AM Aug 08, 2022Observed: 1.38 ft at 11:30AM Aug 08, 2022Observed: 1.38 ft at 11:45AM Aug 08, 2022Observed: 1.38 ft at 12:00PM Aug 08, 2022Observed: 1.38 ft at 12:15PM Aug 08, 2022Observed: 1.38 ft at 12:30PM Aug 08, 2022Observed: 1.37 ft at 12:45PM Aug 08, 2022Observed: 1.38 ft at 1:00PM Aug 08, 2022Observed: 1.38 ft at 1:15PM Aug 08, 2022Observed: 1.38 ft at 1:30PM Aug 08, 2022Observed: 1.37 ft at 1:45PM Aug 08, 2022Observed: 1.37 ft at 2:00PM Aug 08, 2022Observed: 1.38 ft at 2:15PM Aug 08, 2022Observed: 1.38 ft at 2:30PM Aug 08, 2022Observed: 1.37 ft at 2:45PM Aug 08, 2022Observed: 1.37 ft at 3:00PM Aug 08, 2022Observed: 1.38 ft at 3:15PM Aug 08, 2022Observed: 1.38 ft at 3:30PM Aug 08, 2022Observed: 1.37 ft at 3:45PM Aug 08, 2022Observed: 1.37 ft at 4:00PM Aug 08, 2022Observed: 1.37 ft at 4:15PM Aug 08, 2022Observed: 1.37 ft at 4:30PM Aug 08, 2022Observed: 1.37 ft at 4:45PM Aug 08, 2022Observed: 1.37 ft at 5:00PM Aug 08, 2022Observed: 1.37 ft at 5:15PM Aug 08, 2022Observed: 1.36 ft at 5:16PM Aug 08, 2022Observed: 1.37 ft at 5:30PM Aug 08, 2022Observed: 1.37 ft at 5:31PM Aug 08, 2022Observed: 1.37 ft at 5:45PM Aug 08, 2022Observed: 1.36 ft at 6:00PM Aug 08, 2022Observed: 1.36 ft at 6:15PM Aug 08, 2022Observed: 1.35 ft at 6:30PM Aug 08, 2022Observed: 1.36 ft at 6:45PM Aug 08, 2022Observed: 1.37 ft at 7:00PM Aug 08, 2022Observed: 1.37 ft at 7:15PM Aug 08, 2022Observed: 1.37 ft at 7:30PM Aug 08, 2022Observed: 1.37 ft at 7:45PM Aug 08, 2022Observed: 1.37 ft at 8:00PM Aug 08, 2022Observed: 1.37 ft at 8:15PM Aug 08, 2022Observed: 1.37 ft at 8:30PM Aug 08, 2022Observed: 1.37 ft at 8:45PM Aug 08, 2022Observed: 1.36 ft at 9:00PM Aug 08, 2022Observed: 1.36 ft at 9:15PM Aug 08, 2022Observed: 1.36 ft at 9:30PM Aug 08, 2022Observed: 1.36 ft at 9:45PM Aug 08, 2022Observed: 1.36 ft at 10:00PM Aug 08, 2022Observed: 1.36 ft at 10:15PM Aug 08, 2022Observed: 1.36 ft at 10:30PM Aug 08, 2022Observed: 1.36 ft at 10:45PM Aug 08, 2022Observed: 1.36 ft at 11:00PM Aug 08, 2022Observed: 1.36 ft at 11:15PM Aug 08, 2022Observed: 1.36 ft at 11:30PM Aug 08, 2022Observed: 1.36 ft at 11:45PM Aug 08, 2022Observed: 1.36 ft at 12:00AM Aug 09, 2022Observed: 1.36 ft at 12:15AM Aug 09, 2022Observed: 1.36 ft at 12:30AM Aug 09, 2022Observed: 1.36 ft at 12:45AM Aug 09, 2022Observed: 1.36 ft at 1:00AM Aug 09, 2022Observed: 1.35 ft at 1:15AM Aug 09, 2022Observed: 1.35 ft at 1:30AM Aug 09, 2022Observed: 1.35 ft at 1:45AM Aug 09, 2022Observed: 1.35 ft at 2:00AM Aug 09, 2022Observed: 1.35 ft at 2:15AM Aug 09, 2022Observed: 1.35 ft at 2:30AM Aug 09, 2022Observed: 1.35 ft at 2:45AM Aug 09, 2022Observed: 1.35 ft at 3:00AM Aug 09, 2022Observed: 1.35 ft at 3:15AM Aug 09, 2022Observed: 1.35 ft at 3:30AM Aug 09, 2022Observed: 1.34 ft at 3:45AM Aug 09, 2022Observed: 1.34 ft at 4:00AM Aug 09, 2022Observed: 1.34 ft at 4:15AM Aug 09, 2022Observed: 1.34 ft at 4:30AM Aug 09, 2022Observed: 1.35 ft at 4:45AM Aug 09, 2022Observed: 1.34 ft at 5:00AM Aug 09, 2022Observed: 1.34 ft at 5:15AM Aug 09, 2022Observed: 1.34 ft at 5:30AM Aug 09, 2022Observed: 1.34 ft at 5:45AM Aug 09, 2022Observed: 1.34 ft at 6:00AM Aug 09, 2022Observed: 1.34 ft at 6:15AM Aug 09, 2022Observed: 1.34 ft at 6:30AM Aug 09, 2022Observed: 1.34 ft at 6:45AM Aug 09, 2022Observed: 1.34 ft at 7:00AM Aug 09, 2022Observed: 1.34 ft at 7:15AM Aug 09, 2022Forecast: 1.3 ft 8:00AM Aug 09, 2022Forecast: 1.3 ft 2:00PM Aug 09, 2022Forecast: 1.4 ft 8:00PM Aug 09, 2022Forecast: 1.4 ft 2:00AM Aug 10, 2022Forecast: 1.4 ft 8:00AM Aug 10, 2022Forecast: 1.4 ft 2:00PM Aug 10, 2022Forecast: 1.5 ft 8:00PM Aug 10, 2022Forecast: 1.5 ft 2:00AM Aug 11, 2022Highest Forecast: 1.6 ft 8:00AM Aug 11, 2022USGS--Water Resources of the United StatesHEUN6(plotting HGIRG) Graph Created (7:46AM Aug 9, 2022)ObservedForecast (issued 10:55AM Aug 8)Latest observed value: 1.34 ft at 7:15 AM EDT 9-Aug-2022. Flood Stage is 7.5 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Forecasts for the Oswegatchie River near Heuvelton are issued routinely year-round.

Vertical Datum updated from NGVD29 to NAVD88 by gauge owner.

Return to Area Map
Upstream Gauge - near Harrisville Upstream Gauge Downstream Gauge Downstream Gauge - near Ogdensburg
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 7.5
Action Stage: 6.5
Low Stage (in feet): -9999

Historic Crests
(1) 10.36 ft on 04/06/1960
(2) 9.33 ft on 04/09/1947
(3) 9.19 ft on 03/17/1977
(4) 9.11 ft on 02/23/1954
(5) 9.10 ft on 01/11/1930
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 8.45 ft on 04/18/2014
(2) 8.70 ft on 04/10/2014
(3) 5.18 ft on 04/14/2013
(4) 4.89 ft on 03/17/2012
(5) 6.73 ft on 05/19/2011
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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
7.5 Route 15 and River Road between Rensselaer Falls and Heuvelton will flood. Lowland flooding of fields and cropland along the river will occur. Downstream in Ogdensburg, the Maple City recreational path will be inundated. Shoreline flooding is also possible on Black Lake.
About This Location Collapse

Latitude: 44.599444° N, Longitude: 75.379167° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 7.5 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 287.68 295.18 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 288.85 296.35 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.

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
Burlington Weather Forecast Office
1200 Airport Drive
South Burlington, VT 05403
(802) 862-2475
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Page last modified: 2-Nov-2020 7:30 PM
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