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Hydrograph River at a Glance Download
Colville River at Umiat Stage (ft)Highest Forecast: 50.57 ft 4:00AM Jun 03, 2020Forecast: 50.42 ft 10:00AM Jun 03, 2020Forecast: 50.27 ft 4:00PM Jun 03, 2020Forecast: 50.13 ft 10:00PM Jun 03, 2020Forecast: 50.01 ft 4:00AM Jun 04, 2020Forecast: 49.9 ft 10:00AM Jun 04, 2020Forecast: 49.8 ft 4:00PM Jun 04, 2020Forecast: 49.69 ft 10:00PM Jun 04, 2020USGS--Water Resources of the United StatesCRUA2(plotting HGIRZ) Graph Created (2:02AM Jun 3, 2020)ObservedForecast (issued 1:40PM Jun 2)Latest observed value: 54.64 ft at 6:15 PM AKDT 25-May-2020. Flood Stage is 59 ft
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Tabular Data (UTC)
Tabular Data (AKDT)
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Datum: NAVD88
NOTE: Forecasts for the Colville River at Umiat 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 Colville Village
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 59
Action Stage: 57.5
Low Stage (in feet): -9999

Historic Crests
(1) 59.05 ft on 05/29/2011
(2) 58.86 ft on 05/24/2004
(3) 58.62 ft on 06/10/2003
(4) 57.88 ft on 06/01/2010
(5) 57.64 ft on 06/05/2007
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(P): Preliminary values subject to further review.

Recent Crests
(1) 57.50 ft on 06/02/2012
(2) 59.05 ft on 05/29/2011
(3) 57.88 ft on 06/01/2010
(4) 56.86 ft on 06/07/2009
(5) 55.30 ft on 05/28/2008
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(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:9
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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.
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(1) Gage
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Latitude: 69.360556° N, Longitude: 152.121667° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 59 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
(gauge height = flood stage)
Elevation information source
NAVD88 267.2 Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 NULL NULL 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:

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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: 1-Mar-2019 12:31 AM
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