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Experimental National Water Center Products: The National Hydrologic Discussion, Area Hydrologic Discussion, and Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via https://www.weather.gov/owp/operations, as described in the StoryMap here.

Weather Forecast Office Albany, NY

Northeast River Forecast Center

Hydrograph

River at a Glance

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Probability Information Weekly Chance of Exceeding Levels Chance of Exceeding Levels During Entire Period Short-term Probabilistic Guidance (Experimental)

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Printable Image About this graph Tabular Data (UTC) Tabular Data (EDT) Datum: Not Available Metadata

NOTE: Gauge reading affected by reservoir operations. NOTE: Forecasts for the Sacandaga River at Conklingville - Gt Sac Lk are issued routinely year-round.

Default Hydrograph Scale to Flood Categories   Return to Area Map

Upstream Gauge

Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 774 Moderate Flood Stage: 773.5 Flood Stage: 773 Action Stage: 768 Low Stage (in feet): -9999 Historic Crests (1) 774.47 ft on 05/01/2011 (2) 773.55 ft on 04/21/2008 (3) 773.53 ft on 06/30/2006 (4) 773.29 ft on 05/04/1983 (5) 772.11 ft on 05/22/1990 Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests (1) 774.47 ft on 05/01/2011 (2) 773.55 ft on 04/21/2008 (3) 773.53 ft on 06/30/2006 (4) 770.17 ft on 05/06/1997 (5) 770.32 ft on 05/14/1996 Show More Recent Crests (P): Preliminary values subject to further review. Low Water Records (1) 729.50 ft on 03/30/1940 (2) 750.36 ft on 03/09/1998

Zoom Level:16 Legend FEMA Layer Gauge Location 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

If you notice any errors in the below information, please contact our Webmaster
774	Major flood stage just below the record flood of May 1, 2011, 774.47 feet.
773.5	Moderate flood stage.
773	Minor flood stage. Boat docks and properties adjacent to the lake are flooded. Water gets close to homes and camps along the lake.
771	Reservoir begins spilling.
768	Action stage.

About This Location

Latitude: 43.315833° N, Longitude: 73.927500° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 773 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 0 ft 773 ft   Current/Historical Observations: U.S. Geological Survey (USGS) Data and Site Info for Conklingville - Gt Sac Lk

Additional Information

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) 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

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Automated Flood Warning Systems Inundation Mapping Locations

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management Northeast River Forecast Center Snow Information Precipitation Analysis Ensemble River Forecasts

Collaborative Agencies 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 Albany Weather Forecast Office 251 Fuller Road Suite B300 Albany, NY 12203-3650 (518) 435-9580 Ask Questions/Webmaster Page last modified: 2-Nov-2020 7:30 PM Disclaimer Credits Glossary Privacy Policy About Us Career Opportunities