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Hydrograph River at a Glance Download
Hudson River at Troy Stage (ft)Flow (cfs)Highest Observation: 17.84 ft at 4:45AM Jul 24, 2021Highest Observation: 17.84 ft at 5:00AM Jul 24, 2021Highest Observation: 17.84 ft at 5:15AM Jul 24, 2021Highest Observation: 17.84 ft at 5:30AM Jul 24, 2021Highest Observation: 17.84 ft at 5:45AM Jul 24, 2021Highest Observation: 17.84 ft at 6:00AM Jul 24, 2021Observed: 17.83 ft at 6:15AM Jul 24, 2021Observed: 17.82 ft at 6:30AM Jul 24, 2021Observed: 17.82 ft at 6:45AM Jul 24, 2021Observed: 17.81 ft at 7:00AM Jul 24, 2021Observed: 17.8 ft at 7:15AM Jul 24, 2021Observed: 17.8 ft at 7:30AM Jul 24, 2021Observed: 17.78 ft at 7:45AM Jul 24, 2021Observed: 17.77 ft at 8:00AM Jul 24, 2021Observed: 17.76 ft at 8:15AM Jul 24, 2021Observed: 17.76 ft at 8:30AM Jul 24, 2021Observed: 17.74 ft at 8:45AM Jul 24, 2021Observed: 17.74 ft at 9:00AM Jul 24, 2021Observed: 17.72 ft at 9:15AM Jul 24, 2021Observed: 17.7 ft at 9:30AM Jul 24, 2021Observed: 17.69 ft at 9:45AM Jul 24, 2021Observed: 17.68 ft at 10:00AM Jul 24, 2021Observed: 17.66 ft at 10:15AM Jul 24, 2021Observed: 17.65 ft at 10:30AM Jul 24, 2021Observed: 17.64 ft at 10:45AM Jul 24, 2021Observed: 17.62 ft at 11:00AM Jul 24, 2021Observed: 17.6 ft at 11:15AM Jul 24, 2021Observed: 17.6 ft at 11:30AM Jul 24, 2021Observed: 17.56 ft at 11:45AM Jul 24, 2021Observed: 17.56 ft at 12:00PM Jul 24, 2021Observed: 17.54 ft at 12:15PM Jul 24, 2021Observed: 17.54 ft at 12:30PM Jul 24, 2021Observed: 17.52 ft at 12:45PM Jul 24, 2021Observed: 17.52 ft at 1:00PM Jul 24, 2021Observed: 17.51 ft at 1:15PM Jul 24, 2021Observed: 17.49 ft at 1:30PM Jul 24, 2021Observed: 17.47 ft at 1:45PM Jul 24, 2021Observed: 17.46 ft at 2:00PM Jul 24, 2021Observed: 17.45 ft at 2:15PM Jul 24, 2021Observed: 17.43 ft at 2:30PM Jul 24, 2021Observed: 17.42 ft at 2:45PM Jul 24, 2021Observed: 17.39 ft at 3:00PM Jul 24, 2021Observed: 17.39 ft at 3:15PM Jul 24, 2021Observed: 17.36 ft at 3:30PM Jul 24, 2021Observed: 17.33 ft at 3:45PM Jul 24, 2021Observed: 17.27 ft at 4:00PM Jul 24, 2021Observed: 17.23 ft at 4:15PM Jul 24, 2021Observed: 17.19 ft at 4:30PM Jul 24, 2021Observed: 17.15 ft at 4:45PM Jul 24, 2021Observed: 17.09 ft at 5:00PM Jul 24, 2021Observed: 16.98 ft at 5:15PM Jul 24, 2021Observed: 16.91 ft at 5:30PM Jul 24, 2021Observed: 16.82 ft at 5:45PM Jul 24, 2021Observed: 16.77 ft at 6:00PM Jul 24, 2021Observed: 16.71 ft at 6:15PM Jul 24, 2021Observed: 16.73 ft at 6:30PM Jul 24, 2021Observed: 16.73 ft at 6:45PM Jul 24, 2021Observed: 16.73 ft at 7:00PM Jul 24, 2021Observed: 16.72 ft at 7:15PM Jul 24, 2021Observed: 16.71 ft at 7:30PM Jul 24, 2021Observed: 16.72 ft at 7:45PM Jul 24, 2021Observed: 16.74 ft at 8:00PM Jul 24, 2021Observed: 16.75 ft at 8:15PM Jul 24, 2021Observed: 16.76 ft at 8:30PM Jul 24, 2021Observed: 16.8 ft at 8:45PM Jul 24, 2021Observed: 16.82 ft at 9:00PM Jul 24, 2021Observed: 16.85 ft at 9:15PM Jul 24, 2021Observed: 16.87 ft at 9:30PM Jul 24, 2021Observed: 16.91 ft at 9:45PM Jul 24, 2021Observed: 16.93 ft at 10:00PM Jul 24, 2021Observed: 16.95 ft at 10:15PM Jul 24, 2021Observed: 16.97 ft at 10:30PM Jul 24, 2021Observed: 16.99 ft at 10:45PM Jul 24, 2021Observed: 17.01 ft at 11:00PM Jul 24, 2021Observed: 17.03 ft at 11:15PM Jul 24, 2021Observed: 17.05 ft at 11:30PM Jul 24, 2021Observed: 17.07 ft at 11:45PM Jul 24, 2021Observed: 17.08 ft at 12:00AM Jul 25, 2021Observed: 17.08 ft at 12:15AM Jul 25, 2021Observed: 17.09 ft at 12:30AM Jul 25, 2021Observed: 17.1 ft at 12:45AM Jul 25, 2021Observed: 17.1 ft at 1:00AM Jul 25, 2021Observed: 17.11 ft at 1:15AM Jul 25, 2021Observed: 17.12 ft at 1:30AM Jul 25, 2021Observed: 17.13 ft at 1:45AM Jul 25, 2021Observed: 17.14 ft at 2:00AM Jul 25, 2021Observed: 17.16 ft at 2:15AM Jul 25, 2021Observed: 17.21 ft at 2:30AM Jul 25, 2021Observed: 17.24 ft at 2:45AM Jul 25, 2021Observed: 17.27 ft at 3:00AM Jul 25, 2021Observed: 17.3 ft at 3:15AM Jul 25, 2021Observed: 17.33 ft at 3:30AM Jul 25, 2021Observed: 17.35 ft at 3:45AM Jul 25, 2021Observed: 17.38 ft at 4:00AM Jul 25, 2021Observed: 17.39 ft at 4:15AM Jul 25, 2021Observed: 17.4 ft at 4:30AM Jul 25, 2021Observed: 17.42 ft at 4:45AM Jul 25, 2021Observed: 17.43 ft at 5:00AM Jul 25, 2021Observed: 17.44 ft at 5:15AM Jul 25, 2021Observed: 17.45 ft at 5:30AM Jul 25, 2021Observed: 17.45 ft at 5:45AM Jul 25, 2021Observed: 17.45 ft at 6:00AM Jul 25, 2021Observed: 17.45 ft at 6:15AM Jul 25, 2021Observed: 17.47 ft at 6:30AM Jul 25, 2021Observed: 17.49 ft at 6:45AM Jul 25, 2021Observed: 17.48 ft at 7:00AM Jul 25, 2021Observed: 17.48 ft at 7:15AM Jul 25, 2021Observed: 17.47 ft at 7:30AM Jul 25, 2021Observed: 17.46 ft at 7:45AM Jul 25, 2021Observed: 17.45 ft at 8:00AM Jul 25, 2021Observed: 17.43 ft at 8:15AM Jul 25, 2021Observed: 17.42 ft at 8:30AM Jul 25, 2021Observed: 17.4 ft at 8:45AM Jul 25, 2021Observed: 17.38 ft at 9:00AM Jul 25, 2021Observed: 17.35 ft at 9:15AM Jul 25, 2021Observed: 17.32 ft at 9:30AM Jul 25, 2021Observed: 17.33 ft at 9:45AM Jul 25, 2021Observed: 17.32 ft at 10:00AM Jul 25, 2021Observed: 17.31 ft at 10:15AM Jul 25, 2021Observed: 17.3 ft at 10:30AM Jul 25, 2021Observed: 17.28 ft at 10:45AM Jul 25, 2021Observed: 17.27 ft at 11:00AM Jul 25, 2021Observed: 17.26 ft at 11:15AM Jul 25, 2021Observed: 17.25 ft at 11:30AM Jul 25, 2021Observed: 17.24 ft at 11:45AM Jul 25, 2021Observed: 17.22 ft at 12:00PM Jul 25, 2021Observed: 17.19 ft at 12:15PM Jul 25, 2021Observed: 17.18 ft at 12:30PM Jul 25, 2021Observed: 17.18 ft at 12:45PM Jul 25, 2021Observed: 17.16 ft at 1:00PM Jul 25, 2021Observed: 17.16 ft at 1:15PM Jul 25, 2021Observed: 17.16 ft at 1:30PM Jul 25, 2021Observed: 17.14 ft at 1:45PM Jul 25, 2021Observed: 17.16 ft at 2:00PM Jul 25, 2021Observed: 17.17 ft at 2:15PM Jul 25, 2021Observed: 17.15 ft at 2:30PM Jul 25, 2021Observed: 17.16 ft at 2:45PM Jul 25, 2021Observed: 17.17 ft at 3:00PM Jul 25, 2021Observed: 17.14 ft at 3:15PM Jul 25, 2021Observed: 17.13 ft at 3:30PM Jul 25, 2021Observed: 17.13 ft at 3:45PM Jul 25, 2021Observed: 17.16 ft at 4:00PM Jul 25, 2021Observed: 17.15 ft at 4:15PM Jul 25, 2021Observed: 17.15 ft at 4:30PM Jul 25, 2021Observed: 17.17 ft at 4:45PM Jul 25, 2021Observed: 17.17 ft at 5:00PM Jul 25, 2021Observed: 17.16 ft at 5:15PM Jul 25, 2021Observed: 17.18 ft at 5:30PM Jul 25, 2021Observed: 17.18 ft at 5:45PM Jul 25, 2021Observed: 17.2 ft at 6:00PM Jul 25, 2021Observed: 17.2 ft at 6:15PM Jul 25, 2021Observed: 17.2 ft at 6:30PM Jul 25, 2021Observed: 17.21 ft at 6:45PM Jul 25, 2021Observed: 17.21 ft at 7:00PM Jul 25, 2021Observed: 17.23 ft at 7:15PM Jul 25, 2021Observed: 17.23 ft at 7:30PM Jul 25, 2021Observed: 17.22 ft at 7:45PM Jul 25, 2021Observed: 17.19 ft at 8:00PM Jul 25, 2021Observed: 17.2 ft at 8:15PM Jul 25, 2021Observed: 17.23 ft at 8:30PM Jul 25, 2021Observed: 17.26 ft at 8:45PM Jul 25, 2021Observed: 17.3 ft at 9:00PM Jul 25, 2021Observed: 17.32 ft at 9:15PM Jul 25, 2021Observed: 17.35 ft at 9:30PM Jul 25, 2021Observed: 17.37 ft at 9:45PM Jul 25, 2021Observed: 17.39 ft at 10:00PM Jul 25, 2021Observed: 17.41 ft at 10:15PM Jul 25, 2021Observed: 17.42 ft at 10:30PM Jul 25, 2021Observed: 17.44 ft at 10:45PM Jul 25, 2021Observed: 17.44 ft at 11:00PM Jul 25, 2021Observed: 17.45 ft at 11:15PM Jul 25, 2021Observed: 17.45 ft at 11:30PM Jul 25, 2021Observed: 17.45 ft at 11:45PM Jul 25, 2021Observed: 17.45 ft at 12:00AM Jul 26, 2021Observed: 17.45 ft at 12:15AM Jul 26, 2021Observed: 17.45 ft at 12:30AM Jul 26, 2021Observed: 17.45 ft at 12:45AM Jul 26, 2021Observed: 17.45 ft at 1:00AM Jul 26, 2021Observed: 17.46 ft at 1:15AM Jul 26, 2021Observed: 17.46 ft at 1:30AM Jul 26, 2021Observed: 17.47 ft at 1:45AM Jul 26, 2021Observed: 17.48 ft at 2:00AM Jul 26, 2021Observed: 17.49 ft at 2:15AM Jul 26, 2021Observed: 17.5 ft at 2:30AM Jul 26, 2021Observed: 17.5 ft at 2:45AM Jul 26, 2021Observed: 17.52 ft at 3:00AM Jul 26, 2021Observed: 17.52 ft at 3:15AM Jul 26, 2021Observed: 17.53 ft at 3:30AM Jul 26, 2021Observed: 17.54 ft at 3:45AM Jul 26, 2021Observed: 17.55 ft at 4:00AM Jul 26, 2021Observed: 17.55 ft at 4:15AM Jul 26, 2021Observed: 17.56 ft at 4:30AM Jul 26, 2021Observed: 17.57 ft at 4:45AM Jul 26, 2021Observed: 17.57 ft at 5:00AM Jul 26, 2021Observed: 17.57 ft at 5:15AM Jul 26, 2021Observed: 17.57 ft at 5:30AM Jul 26, 2021Observed: 17.57 ft at 5:45AM Jul 26, 2021Observed: 17.57 ft at 6:00AM Jul 26, 2021Observed: 17.57 ft at 6:15AM Jul 26, 2021Observed: 17.56 ft at 6:30AM Jul 26, 2021Observed: 17.56 ft at 6:45AM Jul 26, 2021Observed: 17.56 ft at 7:00AM Jul 26, 2021Observed: 17.56 ft at 7:15AM Jul 26, 2021Observed: 17.56 ft at 7:30AM Jul 26, 2021Observed: 17.55 ft at 7:45AM Jul 26, 2021Observed: 17.56 ft at 8:00AM Jul 26, 2021Observed: 17.55 ft at 8:15AM Jul 26, 2021Observed: 17.52 ft at 9:30AM Jul 26, 2021Observed: 17.51 ft at 9:45AM Jul 26, 2021Observed: 17.5 ft at 10:00AM Jul 26, 2021Observed: 17.47 ft at 10:15AM Jul 26, 2021Observed: 17.46 ft at 10:30AM Jul 26, 2021Observed: 17.42 ft at 10:45AM Jul 26, 2021Observed: 17.44 ft at 11:00AM Jul 26, 2021Observed: 17.42 ft at 11:15AM Jul 26, 2021Observed: 17.44 ft at 11:30AM Jul 26, 2021Observed: 17.41 ft at 11:45AM Jul 26, 2021Observed: 17.4 ft at 12:00PM Jul 26, 2021Observed: 17.39 ft at 12:15PM Jul 26, 2021Observed: 17.39 ft at 12:30PM Jul 26, 2021Observed: 17.38 ft at 12:45PM Jul 26, 2021Observed: 17.36 ft at 1:00PM Jul 26, 2021Observed: 17.32 ft at 1:15PM Jul 26, 2021Observed: 17.32 ft at 1:30PM Jul 26, 2021Observed: 17.29 ft at 1:45PM Jul 26, 2021Observed: 17.28 ft at 2:00PM Jul 26, 2021Observed: 17.25 ft at 2:15PM Jul 26, 2021Observed: 17.24 ft at 2:30PM Jul 26, 2021Observed: 17.24 ft at 2:45PM Jul 26, 2021Observed: 17.25 ft at 3:00PM Jul 26, 2021Observed: 17.25 ft at 3:15PM Jul 26, 2021Observed: 17.25 ft at 3:30PM Jul 26, 2021Observed: 17.28 ft at 3:45PM Jul 26, 2021Observed: 17.27 ft at 4:00PM Jul 26, 2021Observed: 17.28 ft at 4:15PM Jul 26, 2021Observed: 17.27 ft at 4:30PM Jul 26, 2021Observed: 17.29 ft at 4:45PM Jul 26, 2021Observed: 17.29 ft at 5:00PM Jul 26, 2021Observed: 17.27 ft at 5:15PM Jul 26, 2021Observed: 17.26 ft at 5:30PM Jul 26, 2021Observed: 17.26 ft at 5:45PM Jul 26, 2021Observed: 17.26 ft at 6:00PM Jul 26, 2021Observed: 17.26 ft at 6:15PM Jul 26, 2021Observed: 17.25 ft at 6:30PM Jul 26, 2021Observed: 17.25 ft at 6:45PM Jul 26, 2021Observed: 17.26 ft at 7:00PM Jul 26, 2021Observed: 17.27 ft at 7:15PM Jul 26, 2021Observed: 17.27 ft at 7:30PM Jul 26, 2021Observed: 17.28 ft at 7:45PM Jul 26, 2021Observed: 17.3 ft at 8:00PM Jul 26, 2021Observed: 17.31 ft at 8:15PM Jul 26, 2021Observed: 17.32 ft at 8:30PM Jul 26, 2021Observed: 17.33 ft at 8:45PM Jul 26, 2021Observed: 17.33 ft at 9:00PM Jul 26, 2021Observed: 17.34 ft at 9:15PM Jul 26, 2021Observed: 17.35 ft at 9:30PM Jul 26, 2021Observed: 17.35 ft at 9:45PM Jul 26, 2021Observed: 17.35 ft at 10:00PM Jul 26, 2021Observed: 17.35 ft at 10:15PM Jul 26, 2021Observed: 17.35 ft at 10:30PM Jul 26, 2021Observed: 17.35 ft at 10:45PM Jul 26, 2021Observed: 17.35 ft at 11:00PM Jul 26, 2021Observed: 17.35 ft at 11:15PM Jul 26, 2021Observed: 17.34 ft at 11:30PM Jul 26, 2021Observed: 17.34 ft at 11:45PM Jul 26, 2021Observed: 17.33 ft at 12:00AM Jul 27, 2021Observed: 17.33 ft at 12:15AM Jul 27, 2021Observed: 17.32 ft at 12:30AM Jul 27, 2021Observed: 17.31 ft at 12:45AM Jul 27, 2021Observed: 17.3 ft at 1:00AM Jul 27, 2021Observed: 17.29 ft at 1:15AM Jul 27, 2021Observed: 17.28 ft at 1:30AM Jul 27, 2021Observed: 17.28 ft at 1:45AM Jul 27, 2021Observed: 17.27 ft at 2:00AM Jul 27, 2021Observed: 17.27 ft at 2:15AM Jul 27, 2021Observed: 17.26 ft at 2:30AM Jul 27, 2021Observed: 17.26 ft at 2:45AM Jul 27, 2021Observed: 17.26 ft at 3:00AM Jul 27, 2021Observed: 17.26 ft at 3:15AM Jul 27, 2021Highest Forecast: 17.4 ft 8:00AM Jul 27, 2021Forecast: 17.2 ft 2:00PM Jul 27, 2021Forecast: 17.3 ft 8:00PM Jul 27, 2021Highest Forecast: 17.4 ft 2:00AM Jul 28, 2021Forecast: 17.3 ft 8:00AM Jul 28, 2021Forecast: 17.2 ft 2:00PM Jul 28, 2021Forecast: 17.2 ft 8:00PM Jul 28, 2021Forecast: 17.3 ft 2:00AM Jul 29, 2021Forecast: 17.2 ft 8:00AM Jul 29, 2021USGS--Water Resources of the United StatesTRYN6(plotting HGIRG) Graph Created (4:30AM Jul 27, 2021)ObservedForecast (issued 11:09AM Jul 26)Latest observed value: 17.26 ft at 3:15 AM EDT 27-Jul-2021. Flood Stage is 21.5 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Gauge reading affected by reservoir operations.

NOTE: Forecasts for the Hudson River at Troy are issued routinely year-round.

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Upstream Gauge - near Waterford Upstream Gauge Downstream Gauge Downstream Gauge - at Albany
Flood Categories (in feet)
Major Flood Stage: 27
Moderate Flood Stage: 24
Flood Stage: 21.5
Action Stage: 21
Low Stage (in feet): -9999

Historic Crests
(1) 29.70 ft on 03/28/1913
(2) 29.48 ft on 03/19/1936
(3) 27.10 ft on 09/22/1938
(4) 27.05 ft on 12/31/1948
(5) 27.05 ft on 08/29/2011
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 22.81 ft on 12/26/2020 (P)
(2) 22.82 ft on 11/02/2019 (P)
(3) 21.52 ft on 04/16/2019 (P)
(4) 22.05 ft on 04/07/2017
(5) 21.92 ft on 04/05/2017
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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
29 There are several feet of water on Riverside Street, three feet water in the former Cluett-Peabody building, First and Second Streets in Troy are flooded, and the Congress Street Bridge is closed.
27 The river is at major flood stage. Water reaches numerous homes in the Village of Wateford and in riverfront sections of Troy. About 4 feet water at foot of State Street.
24 The river is at moderate flood stage. Water reaches mobile homes along the river front in Lansingburgh.
23 Water reaches streets in Waterford Village and Matsons Shipyard on Van Schaick Island. Some basements flood.
21.5 Minor flood stage. Water floods onto the Mohawk Wharf in Village of Waterford.
21 Action stage. Water is just six inches below the wharf in Waterford.
About This Location Collapse

Latitude: 42.752222° N, Longitude: 73.689444° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 21.5 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 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 0 ft 21.5 ft 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.
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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
Albany Weather Forecast Office
251 Fuller Road Suite B300
Albany, NY 12203-3650
(518) 435-9580
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