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Hydrograph River at a Glance Download
Koyukuk River near Wiseman Tide Height (ft)Observed: 13.03 ft at 3:00AM Apr 17, 2024Highest Observation: 13.04 ft at 4:00AM Apr 17, 2024Highest Observation: 13.04 ft at 5:00AM Apr 17, 2024Highest Observation: 13.04 ft at 6:00AM Apr 17, 2024Highest Observation: 13.04 ft at 7:00AM Apr 17, 2024Highest Observation: 13.04 ft at 8:00AM Apr 17, 2024Highest Observation: 13.04 ft at 9:00AM Apr 17, 2024Highest Observation: 13.04 ft at 10:00AM Apr 17, 2024Highest Observation: 13.04 ft at 11:00AM Apr 17, 2024Highest Observation: 13.04 ft at 12:00PM Apr 17, 2024Highest Observation: 13.04 ft at 1:00PM Apr 17, 2024Highest Observation: 13.04 ft at 2:00PM Apr 17, 2024Highest Observation: 13.04 ft at 3:00PM Apr 17, 2024Observed: 13.03 ft at 4:00PM Apr 17, 2024Highest Observation: 13.04 ft at 5:00PM Apr 17, 2024Highest Observation: 13.04 ft at 6:00PM Apr 17, 2024Highest Observation: 13.04 ft at 7:00PM Apr 17, 2024Highest Observation: 13.04 ft at 8:00PM Apr 17, 2024Highest Observation: 13.04 ft at 9:00PM Apr 17, 2024Highest Observation: 13.04 ft at 10:00PM Apr 17, 2024Highest Observation: 13.04 ft at 11:00PM Apr 17, 2024Highest Observation: 13.04 ft at 12:00AM Apr 18, 2024Highest Observation: 13.04 ft at 1:00AM Apr 18, 2024Observed: 13.03 ft at 2:00AM Apr 18, 2024Observed: 13.03 ft at 3:00AM Apr 18, 2024Observed: 13.03 ft at 4:00AM Apr 18, 2024Highest Observation: 13.04 ft at 5:00AM Apr 18, 2024Highest Observation: 13.04 ft at 6:00AM Apr 18, 2024Highest Observation: 13.04 ft at 7:00AM Apr 18, 2024Observed: 13.03 ft at 8:00AM Apr 18, 2024Highest Observation: 13.04 ft at 9:00AM Apr 18, 2024Highest Observation: 13.04 ft at 10:00AM Apr 18, 2024Highest Observation: 13.04 ft at 11:00AM Apr 18, 2024Highest Observation: 13.04 ft at 12:00PM Apr 18, 2024Highest Observation: 13.04 ft at 1:00PM Apr 18, 2024Observed: 13.03 ft at 3:00PM Apr 18, 2024Observed: 13.03 ft at 4:00PM Apr 18, 2024Highest Observation: 13.04 ft at 5:00PM Apr 18, 2024Highest Observation: 13.04 ft at 6:00PM Apr 18, 2024Highest Observation: 13.04 ft at 7:00PM Apr 18, 2024Highest Observation: 13.04 ft at 8:00PM Apr 18, 2024Observed: 13.03 ft at 9:00PM Apr 18, 2024Highest Observation: 13.04 ft at 9:00AM Apr 19, 2024Highest Observation: 13.04 ft at 10:00AM Apr 19, 2024Highest Observation: 13.04 ft at 11:00AM Apr 19, 2024Highest Observation: 13.04 ft at 12:00PM Apr 19, 2024Highest Observation: 13.04 ft at 1:00PM Apr 19, 2024Observed: 13.03 ft at 3:00PM Apr 19, 2024Highest Observation: 13.04 ft at 4:00PM Apr 19, 2024Highest Observation: 13.04 ft at 5:00PM Apr 19, 2024Highest Observation: 13.04 ft at 6:00PM Apr 19, 2024Highest Observation: 13.04 ft at 7:00PM Apr 19, 2024Highest Observation: 13.04 ft at 8:00PM Apr 19, 2024Highest Observation: 13.04 ft at 9:00PM Apr 19, 2024Highest Observation: 13.04 ft at 10:00PM Apr 19, 2024Highest Observation: 13.04 ft at 11:00PM Apr 19, 2024Highest Observation: 13.04 ft at 12:00AM Apr 20, 2024Observed: 13.03 ft at 1:00AM Apr 20, 2024Highest Observation: 13.04 ft at 2:00AM Apr 20, 2024Highest Observation: 13.04 ft at 3:00AM Apr 20, 2024Highest Observation: 13.04 ft at 4:00AM Apr 20, 2024Highest Observation: 13.04 ft at 5:00AM Apr 20, 2024Highest Observation: 13.04 ft at 6:00AM Apr 20, 2024Highest Observation: 13.04 ft at 7:00AM Apr 20, 2024Highest Observation: 13.04 ft at 8:00AM Apr 20, 2024Highest Observation: 13.04 ft at 9:00AM Apr 20, 2024Highest Observation: 13.04 ft at 10:00AM Apr 20, 2024Highest Observation: 13.04 ft at 11:00AM Apr 20, 2024Highest Observation: 13.04 ft at 12:00PM Apr 20, 2024Observed: 13.03 ft at 1:00PM Apr 20, 2024Observed: 13.03 ft at 3:00PM Apr 20, 2024Highest Observation: 13.04 ft at 4:00PM Apr 20, 2024Highest Observation: 13.04 ft at 5:00PM Apr 20, 2024Highest Observation: 13.04 ft at 6:00PM Apr 20, 2024Highest Observation: 13.04 ft at 7:00PM Apr 20, 2024Observed: 13.03 ft at 10:00PM Apr 20, 2024Highest Observation: 13.04 ft at 11:00PM Apr 20, 2024Highest Observation: 13.04 ft at 12:00AM Apr 21, 2024Highest Observation: 13.04 ft at 1:00AM Apr 21, 2024Highest Observation: 13.04 ft at 2:00AM Apr 21, 2024Observed: 13.03 ft at 3:00AM Apr 21, 2024Observed: 13.03 ft at 4:00AM Apr 21, 2024Highest Observation: 13.04 ft at 5:00AM Apr 21, 2024Highest Observation: 13.04 ft at 6:00AM Apr 21, 2024Highest Observation: 13.04 ft at 7:00AM Apr 21, 2024Highest Observation: 13.04 ft at 8:00AM Apr 21, 2024Highest Observation: 13.04 ft at 9:00AM Apr 21, 2024Highest Observation: 13.04 ft at 10:00AM Apr 21, 2024Highest Observation: 13.04 ft at 11:00AM Apr 21, 2024Highest Observation: 13.04 ft at 12:00PM Apr 21, 2024Highest Observation: 13.04 ft at 1:00PM Apr 21, 2024Observed: 13.03 ft at 3:00PM Apr 21, 2024Highest Observation: 13.04 ft at 4:00PM Apr 21, 2024Highest Observation: 13.04 ft at 5:00PM Apr 21, 2024Highest Observation: 13.04 ft at 6:00PM Apr 21, 2024Highest Observation: 13.04 ft at 7:00PM Apr 21, 2024Highest Observation: 13.04 ft at 8:00PM Apr 21, 2024Observed: 13.03 ft at 10:00PM Apr 21, 2024Highest Observation: 13.04 ft at 11:00PM Apr 21, 2024Highest Observation: 13.04 ft at 12:00AM Apr 22, 2024Highest Observation: 13.04 ft at 1:00AM Apr 22, 2024Highest Observation: 13.04 ft at 2:00AM Apr 22, 2024Observed: 13.03 ft at 3:00AM Apr 22, 2024Highest Observation: 13.04 ft at 4:00AM Apr 22, 2024Highest Observation: 13.04 ft at 5:00AM Apr 22, 2024Highest Observation: 13.04 ft at 6:00AM Apr 22, 2024Highest Observation: 13.04 ft at 7:00AM Apr 22, 2024Highest Observation: 13.04 ft at 8:00AM Apr 22, 2024Highest Observation: 13.04 ft at 9:00AM Apr 22, 2024Highest Observation: 13.04 ft at 10:00AM Apr 22, 2024Highest Observation: 13.04 ft at 11:00AM Apr 22, 2024Highest Observation: 13.04 ft at 12:00PM Apr 22, 2024Highest Observation: 13.04 ft at 1:00PM Apr 22, 2024Highest Observation: 13.04 ft at 2:00PM Apr 22, 2024Highest Observation: 13.04 ft at 3:00PM Apr 22, 2024Highest Observation: 13.04 ft at 4:00PM Apr 22, 2024Highest Observation: 13.04 ft at 5:00PM Apr 22, 2024Highest Observation: 13.04 ft at 6:00PM Apr 22, 2024Highest Observation: 13.04 ft at 7:00PM Apr 22, 2024Highest Observation: 13.04 ft at 8:00PM Apr 22, 2024Highest Observation: 13.04 ft at 9:00PM Apr 22, 2024Highest Observation: 13.04 ft at 10:00PM Apr 22, 2024Highest Observation: 13.04 ft at 11:00PM Apr 22, 2024Highest Observation: 13.04 ft at 12:00AM Apr 23, 2024Observed: 13.03 ft at 1:00AM Apr 23, 2024Highest Observation: 13.04 ft at 2:00AM Apr 23, 2024Highest Observation: 13.04 ft at 3:00AM Apr 23, 2024Highest Observation: 13.04 ft at 4:00AM Apr 23, 2024Highest Observation: 13.04 ft at 5:00AM Apr 23, 2024Highest Observation: 13.04 ft at 6:00AM Apr 23, 2024Highest Observation: 13.04 ft at 7:00AM Apr 23, 2024Highest Observation: 13.04 ft at 8:00AM Apr 23, 2024Highest Observation: 13.04 ft at 9:00AM Apr 23, 2024Highest Observation: 13.04 ft at 10:00AM Apr 23, 2024Highest Observation: 13.04 ft at 11:00AM Apr 23, 2024Highest Observation: 13.04 ft at 12:00PM Apr 23, 2024Highest Observation: 13.04 ft at 1:00PM Apr 23, 2024Highest Observation: 13.04 ft at 2:00PM Apr 23, 2024Highest Observation: 13.04 ft at 3:00PM Apr 23, 2024Highest Observation: 13.04 ft at 4:00PM Apr 23, 2024Highest Observation: 13.04 ft at 5:00PM Apr 23, 2024Highest Observation: 13.04 ft at 6:00PM Apr 23, 2024Highest Observation: 13.04 ft at 7:00PM Apr 23, 2024Highest Observation: 13.04 ft at 8:00PM Apr 23, 2024Highest Observation: 13.04 ft at 9:00PM Apr 23, 2024Highest Observation: 13.04 ft at 10:00PM Apr 23, 2024Highest Observation: 13.04 ft at 11:00PM Apr 23, 2024Highest Observation: 13.04 ft at 12:00AM Apr 24, 2024Highest Observation: 13.04 ft at 1:00AM Apr 24, 2024Highest Forecast: 13.44 ft 3:00AM Apr 24, 2024Forecast: 13.29 ft 4:00AM Apr 24, 2024Forecast: 13.07 ft 5:00AM Apr 24, 2024Forecast: 12.83 ft 6:00AM Apr 24, 2024Forecast: 12.62 ft 7:00AM Apr 24, 2024Forecast: 12.36 ft 8:00AM Apr 24, 2024Forecast: 12.47 ft 9:00AM Apr 24, 2024Forecast: 12.58 ft 10:00AM Apr 24, 2024Forecast: 12.75 ft 11:00AM Apr 24, 2024Forecast: 12.92 ft 12:00PM Apr 24, 2024Forecast: 13.15 ft 1:00PM Apr 24, 2024Forecast: 13.3 ft 2:00PM Apr 24, 2024Forecast: 13.24 ft 3:00PM Apr 24, 2024Forecast: 13.09 ft 4:00PM Apr 24, 2024Forecast: 12.89 ft 5:00PM Apr 24, 2024Forecast: 12.76 ft 6:00PM Apr 24, 2024Forecast: 12.56 ft 7:00PM Apr 24, 2024Forecast: 12.43 ft 8:00PM Apr 24, 2024Forecast: 12.41 ft 9:00PM Apr 24, 2024Forecast: 12.5 ft 10:00PM Apr 24, 2024Forecast: 12.69 ft 11:00PM Apr 24, 2024Forecast: 12.92 ft 12:00AM Apr 25, 2024Forecast: 13.13 ft 1:00AM Apr 25, 2024Forecast: 13.28 ft 2:00AM Apr 25, 2024Forecast: 13.33 ft 3:00AM Apr 25, 2024Forecast: 13.29 ft 4:00AM Apr 25, 2024Forecast: 13.18 ft 5:00AM Apr 25, 2024Forecast: 13.03 ft 6:00AM Apr 25, 2024Forecast: 12.89 ft 7:00AM Apr 25, 2024Forecast: 12.78 ft 8:00AM Apr 25, 2024Forecast: 12.76 ft 9:00AM Apr 25, 2024Forecast: 12.82 ft 10:00AM Apr 25, 2024Forecast: 12.97 ft 11:00AM Apr 25, 2024Forecast: 13.15 ft 12:00PM Apr 25, 2024Forecast: 13.31 ft 1:00PM Apr 25, 2024Forecast: 13.4 ft 2:00PM Apr 25, 2024Forecast: 13.39 ft 3:00PM Apr 25, 2024Forecast: 13.18 ft 4:00PM Apr 25, 2024Forecast: 13 ft 5:00PM Apr 25, 2024Forecast: 12.78 ft 6:00PM Apr 25, 2024Forecast: 12.57 ft 7:00PM Apr 25, 2024Forecast: 12.41 ft 8:00PM Apr 25, 2024Forecast: 12.34 ft 9:00PM Apr 25, 2024Forecast: 12.38 ft 10:00PM Apr 25, 2024Forecast: 12.52 ft 11:00PM Apr 25, 2024Forecast: 12.74 ft 12:00AM Apr 26, 2024Forecast: 12.97 ft 1:00AM Apr 26, 2024Forecast: 13.05 ft 2:00AM Apr 26, 2024Forecast: 13.14 ft 3:00AM Apr 26, 2024Forecast: 13.14 ft 4:00AM Apr 26, 2024Forecast: 13.05 ft 5:00AM Apr 26, 2024Forecast: 12.91 ft 6:00AM Apr 26, 2024Forecast: 12.76 ft 7:00AM Apr 26, 2024Forecast: 12.64 ft 8:00AM Apr 26, 2024Forecast: 12.58 ft 9:00AM Apr 26, 2024Forecast: 12.5 ft 10:00AM Apr 26, 2024Forecast: 12.61 ft 11:00AM Apr 26, 2024Forecast: 12.77 ft 12:00PM Apr 26, 2024Forecast: 12.95 ft 1:00PM Apr 26, 2024Forecast: 13.08 ft 2:00PM Apr 26, 2024Forecast: 13.12 ft 3:00PM Apr 26, 2024Forecast: 13.06 ft 4:00PM Apr 26, 2024Forecast: 12.91 ft 5:00PM Apr 26, 2024Forecast: 12.71 ft 6:00PM Apr 26, 2024Forecast: 12.5 ft 7:00PM Apr 26, 2024Forecast: 12.32 ft 8:00PM Apr 26, 2024Forecast: 12.22 ft 9:00PM Apr 26, 2024Forecast: 12.21 ft 10:00PM Apr 26, 2024Forecast: 12.21 ft 11:00PM Apr 26, 2024Forecast: 12.39 ft 12:00AM Apr 27, 2024Forecast: 12.61 ft 1:00AM Apr 27, 2024Forecast: 12.81 ft 2:00AM Apr 27, 2024Forecast: 12.94 ft 3:00AM Apr 27, 2024Forecast: 12.98 ft 4:00AM Apr 27, 2024Forecast: 12.92 ft 5:00AM Apr 27, 2024Forecast: 12.79 ft 6:00AM Apr 27, 2024Forecast: 12.65 ft 7:00AM Apr 27, 2024Forecast: 12.51 ft 8:00AM Apr 27, 2024Forecast: 12.42 ft 9:00AM Apr 27, 2024Forecast: 12.41 ft 10:00AM Apr 27, 2024Forecast: 12.47 ft 11:00AM Apr 27, 2024Forecast: 12.61 ft 12:00PM Apr 27, 2024Forecast: 12.78 ft 1:00PM Apr 27, 2024Forecast: 12.93 ft 2:00PM Apr 27, 2024Forecast: 13.02 ft 3:00PM Apr 27, 2024Forecast: 13.01 ft 4:00PM Apr 27, 2024Forecast: 12.9 ft 5:00PM Apr 27, 2024Forecast: 12.73 ft 6:00PM Apr 27, 2024Forecast: 12.53 ft 7:00PM Apr 27, 2024Forecast: 12.35 ft 8:00PM Apr 27, 2024Forecast: 12.23 ft 9:00PM Apr 27, 2024KVTA2(plotting HMIRZ) Graph Created (2:02AM Apr 24, 2024)ObservedForecast (issued 8:38PM Apr 23)Latest observed value: 13.04 ft at 1:00 AM AKDT 24-Apr-2024.
About this graph
Tabular Data (UTC)
Tabular Data (AKDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Gage data do not meet the quality standards of USGS gages.

NOTE: Stage may be affected by ice.

NOTE: Forecasts for the Koyukuk River near Wiseman are issued routinely during the warm season, and as needed at other times of the year.

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Downstream Gauge Downstream Gauge - at Bettles
Flood Categories (in feet)
Not Available

Historic Crests
(1) 11.77 ft on 05/16/2005
(2) 10.27 ft on 05/25/2004
(3) 10.05 ft on 05/22/2006
(4) 10.05 ft on 08/17/2003
(5) 9.45 ft on 06/05/2008
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 9.45 ft on 06/05/2008
(2) 8.90 ft on 04/22/2007
(3) 10.05 ft on 05/22/2006
(4) 11.77 ft on 05/16/2005
(5) 10.27 ft on 05/25/2004
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:9
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
Photos
(1) Downstream
(2) Upstream
About This Location Collapse

Latitude: 67.438333° N, Longitude: 150.075000° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available 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 NULL NULL  
Additional Information Collapse
Long-term Hydrograph
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
Fairbanks Weather Forecast Office
UAF-IARC Bldg. P.O. Box 757345
Fairbanks, AK 99775-7345
(907) 458-3700
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Page last modified: 2-Nov-2020 7:26 PM
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