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Hydrograph River at a Glance Download
Columbia River at Wells Dam Forebay Elevation (ft)Highest Observation: 780.67 ft at 4:00AM Apr 09, 2024Observed: 780.48 ft at 5:00AM Apr 09, 2024Observed: 780.03 ft at 6:00AM Apr 09, 2024Observed: 780.03 ft at 7:00AM Apr 09, 2024Observed: 779.93 ft at 8:00AM Apr 09, 2024Observed: 779.47 ft at 9:00AM Apr 09, 2024Observed: 779.42 ft at 10:00AM Apr 09, 2024Observed: 779.44 ft at 11:00AM Apr 09, 2024Observed: 779.38 ft at 12:00PM Apr 09, 2024Observed: 779.74 ft at 1:00PM Apr 09, 2024Observed: 779.68 ft at 2:00PM Apr 09, 2024Observed: 780.13 ft at 3:00PM Apr 09, 2024Observed: 780.14 ft at 4:00PM Apr 09, 2024Observed: 780.32 ft at 5:00PM Apr 09, 2024Observed: 780.27 ft at 6:00PM Apr 09, 2024Observed: 780.3 ft at 7:00PM Apr 09, 2024Observed: 779.56 ft at 8:00PM Apr 09, 2024Observed: 779.81 ft at 9:00PM Apr 09, 2024Observed: 779.47 ft at 10:00PM Apr 09, 2024Observed: 779.21 ft at 11:00PM Apr 09, 2024Observed: 779.7 ft at 11:59PM Apr 09, 2024Observed: 779.7 ft at 12:00AM Apr 10, 2024Observed: 779.88 ft at 1:00AM Apr 10, 2024Observed: 779.71 ft at 2:00AM Apr 10, 2024Observed: 779.91 ft at 3:00AM Apr 10, 2024Observed: 779.69 ft at 4:00AM Apr 10, 2024Observed: 779.84 ft at 5:00AM Apr 10, 2024Observed: 779.61 ft at 6:00AM Apr 10, 2024Observed: 780.09 ft at 7:00AM Apr 10, 2024Observed: 780.01 ft at 8:00AM Apr 10, 2024Observed: 779.94 ft at 9:00AM Apr 10, 2024Observed: 780.31 ft at 10:00AM Apr 10, 2024Observed: 779.77 ft at 11:00AM Apr 10, 2024Observed: 779.57 ft at 12:00PM Apr 10, 2024Observed: 778.86 ft at 1:00PM Apr 10, 2024Observed: 778.7 ft at 2:00PM Apr 10, 2024Observed: 778.26 ft at 3:00PM Apr 10, 2024Observed: 778.16 ft at 4:00PM Apr 10, 2024Observed: 777.3 ft at 5:00PM Apr 10, 2024Observed: 777.11 ft at 6:00PM Apr 10, 2024Observed: 776.61 ft at 7:00PM Apr 10, 2024Observed: 776.62 ft at 8:00PM Apr 10, 2024Observed: 776.62 ft at 9:00PM Apr 10, 2024Observed: 776.64 ft at 10:00PM Apr 10, 2024Observed: 776.86 ft at 11:00PM Apr 10, 2024Observed: 777.8 ft at 11:59PM Apr 10, 2024Observed: 778.66 ft at 12:00AM Apr 11, 2024Observed: 777.65 ft at 1:00AM Apr 11, 2024Observed: 777.96 ft at 2:00AM Apr 11, 2024Observed: 778.05 ft at 3:00AM Apr 11, 2024Observed: 778.1 ft at 4:00AM Apr 11, 2024Observed: 777.68 ft at 5:00AM Apr 11, 2024Observed: 778.07 ft at 6:00AM Apr 11, 2024Observed: 778.25 ft at 7:00AM Apr 11, 2024Observed: 778.16 ft at 8:00AM Apr 11, 2024Observed: 777.98 ft at 9:00AM Apr 11, 2024Observed: 778.28 ft at 10:00AM Apr 11, 2024Observed: 778.12 ft at 11:00AM Apr 11, 2024Observed: 778.23 ft at 12:00PM Apr 11, 2024Observed: 777.97 ft at 1:00PM Apr 11, 2024Observed: 778.31 ft at 2:00PM Apr 11, 2024Observed: 777.97 ft at 3:00PM Apr 11, 2024Observed: 778.4 ft at 4:00PM Apr 11, 2024Observed: 777.96 ft at 5:00PM Apr 11, 2024Observed: 778.42 ft at 6:00PM Apr 11, 2024Observed: 777.54 ft at 7:00PM Apr 11, 2024Observed: 777.97 ft at 8:00PM Apr 11, 2024Observed: 777.98 ft at 9:00PM Apr 11, 2024Observed: 778.09 ft at 10:00PM Apr 11, 2024Observed: 778.24 ft at 11:00PM Apr 11, 2024Observed: 778.67 ft at 11:59PM Apr 11, 2024Observed: 778.09 ft at 12:00AM Apr 12, 2024Observed: 778.55 ft at 1:00AM Apr 12, 2024Observed: 779.07 ft at 2:00AM Apr 12, 2024Observed: 779.06 ft at 3:00AM Apr 12, 2024Observed: 779.16 ft at 4:00AM Apr 12, 2024Observed: 779.42 ft at 5:00AM Apr 12, 2024Observed: 778.97 ft at 6:00AM Apr 12, 2024Observed: 779.68 ft at 7:00AM Apr 12, 2024Observed: 779.93 ft at 8:00AM Apr 12, 2024Observed: 780.13 ft at 9:00AM Apr 12, 2024Observed: 779.64 ft at 10:00AM Apr 12, 2024Observed: 779.71 ft at 11:00AM Apr 12, 2024Observed: 779.58 ft at 12:00PM Apr 12, 2024Observed: 779.2 ft at 1:00PM Apr 12, 2024Observed: 779 ft at 2:00PM Apr 12, 2024Observed: 778.82 ft at 3:00PM Apr 12, 2024Observed: 778.21 ft at 4:00PM Apr 12, 2024Observed: 777.99 ft at 5:00PM Apr 12, 2024Observed: 777.38 ft at 6:00PM Apr 12, 2024Observed: 776.58 ft at 7:00PM Apr 12, 2024Observed: 777.32 ft at 8:00PM Apr 12, 2024Observed: 776.95 ft at 9:00PM Apr 12, 2024Observed: 777.17 ft at 10:00PM Apr 12, 2024Observed: 778.22 ft at 11:00PM Apr 12, 2024Observed: 777.44 ft at 11:59PM Apr 12, 2024Observed: 778.63 ft at 12:00AM Apr 13, 2024Observed: 778.22 ft at 1:00AM Apr 13, 2024Observed: 778.14 ft at 2:00AM Apr 13, 2024Observed: 778.6 ft at 3:00AM Apr 13, 2024Observed: 777.88 ft at 4:00AM Apr 13, 2024Observed: 778.52 ft at 5:00AM Apr 13, 2024Observed: 777.92 ft at 6:00AM Apr 13, 2024Observed: 778.59 ft at 7:00AM Apr 13, 2024Observed: 778.06 ft at 8:00AM Apr 13, 2024Observed: 777.86 ft at 9:00AM Apr 13, 2024Observed: 777.75 ft at 10:00AM Apr 13, 2024Observed: 777.35 ft at 11:00AM Apr 13, 2024Observed: 776.97 ft at 12:00PM Apr 13, 2024Observed: 776.56 ft at 1:00PM Apr 13, 2024Observed: 776.61 ft at 2:00PM Apr 13, 2024Observed: 776.4 ft at 3:00PM Apr 13, 2024Observed: 776.4 ft at 4:00PM Apr 13, 2024Observed: 775.9 ft at 5:00PM Apr 13, 2024Observed: 776.16 ft at 6:00PM Apr 13, 2024Observed: 775.35 ft at 7:00PM Apr 13, 2024Observed: 775.66 ft at 8:00PM Apr 13, 2024Observed: 775.21 ft at 9:00PM Apr 13, 2024Observed: 775.58 ft at 10:00PM Apr 13, 2024Observed: 776.25 ft at 11:00PM Apr 13, 2024Observed: 776.43 ft at 11:59PM Apr 13, 2024Observed: 776.43 ft at 12:00AM Apr 14, 2024Observed: 776.47 ft at 1:00AM Apr 14, 2024Observed: 776.95 ft at 2:00AM Apr 14, 2024Observed: 777.24 ft at 3:00AM Apr 14, 2024Observed: 777.26 ft at 4:00AM Apr 14, 2024Observed: 777.23 ft at 5:00AM Apr 14, 2024Observed: 777.1 ft at 6:00AM Apr 14, 2024Observed: 776.62 ft at 7:00AM Apr 14, 2024Observed: 776.32 ft at 8:00AM Apr 14, 2024Observed: 776.05 ft at 9:00AM Apr 14, 2024Observed: 775.54 ft at 10:00AM Apr 14, 2024Observed: 776.01 ft at 11:00AM Apr 14, 2024Observed: 775.49 ft at 12:00PM Apr 14, 2024Observed: 775.7 ft at 1:00PM Apr 14, 2024Observed: 776.02 ft at 2:00PM Apr 14, 2024Observed: 776.38 ft at 3:00PM Apr 14, 2024Observed: 776.58 ft at 4:00PM Apr 14, 2024Observed: 776.98 ft at 5:00PM Apr 14, 2024Observed: 776.58 ft at 6:00PM Apr 14, 2024Observed: 777.09 ft at 7:00PM Apr 14, 2024Observed: 776.98 ft at 8:00PM Apr 14, 2024Observed: 777.34 ft at 9:00PM Apr 14, 2024Observed: 778.11 ft at 11:00PM Apr 14, 2024Observed: 778.37 ft at 11:59PM Apr 14, 2024Observed: 776.75 ft at 12:00AM Apr 15, 2024Observed: 778.54 ft at 1:00AM Apr 15, 2024Observed: 778.9 ft at 2:00AM Apr 15, 2024Observed: 779.09 ft at 3:00AM Apr 15, 2024Observed: 779.31 ft at 4:00AM Apr 15, 2024Observed: 779.2 ft at 5:00AM Apr 15, 2024Observed: 779.11 ft at 7:00AM Apr 15, 2024Observed: 778.84 ft at 8:00AM Apr 15, 2024Observed: 778.59 ft at 9:00AM Apr 15, 2024Observed: 778.64 ft at 10:00AM Apr 15, 2024Observed: 778.57 ft at 11:00AM Apr 15, 2024Observed: 778.66 ft at 12:00PM Apr 15, 2024Observed: 778.22 ft at 1:00PM Apr 15, 2024Observed: 778.49 ft at 2:00PM Apr 15, 2024Observed: 778.37 ft at 3:00PM Apr 15, 2024Observed: 778.62 ft at 4:00PM Apr 15, 2024Observed: 778.5 ft at 5:00PM Apr 15, 2024Observed: 778.62 ft at 6:00PM Apr 15, 2024Observed: 778.43 ft at 7:00PM Apr 15, 2024Observed: 778.46 ft at 8:00PM Apr 15, 2024Observed: 778.14 ft at 9:00PM Apr 15, 2024Observed: 778.27 ft at 10:00PM Apr 15, 2024Observed: 778.25 ft at 11:00PM Apr 15, 2024Observed: 778.71 ft at 11:59PM Apr 15, 2024Observed: 778.64 ft at 12:00AM Apr 16, 2024Observed: 778.6 ft at 1:00AM Apr 16, 2024Observed: 779.21 ft at 2:00AM Apr 16, 2024Observed: 779.01 ft at 3:00AM Apr 16, 2024Highest Forecast: 778.57 ft 5:00AM Apr 16, 2024Highest Forecast: 778.57 ft 11:00AM Apr 16, 2024Highest Forecast: 778.57 ft 5:00PM Apr 16, 2024Highest Forecast: 778.57 ft 11:00PM Apr 16, 2024Highest Forecast: 778.57 ft 5:00AM Apr 17, 2024Highest Forecast: 778.57 ft 11:00AM Apr 17, 2024Highest Forecast: 778.57 ft 5:00PM Apr 17, 2024Highest Forecast: 778.57 ft 11:00PM Apr 17, 2024Highest Forecast: 778.57 ft 5:00AM Apr 18, 2024Highest Forecast: 778.57 ft 11:00AM Apr 18, 2024Highest Forecast: 778.57 ft 5:00PM Apr 18, 2024Highest Forecast: 778.57 ft 11:00PM Apr 18, 2024Highest Forecast: 778.57 ft 5:00AM Apr 19, 2024Highest Forecast: 778.57 ft 11:00AM Apr 19, 2024Highest Forecast: 778.57 ft 5:00PM Apr 19, 2024Highest Forecast: 778.57 ft 11:00PM Apr 19, 2024Highest Forecast: 778.57 ft 5:00AM Apr 20, 2024Highest Forecast: 778.57 ft 11:00AM Apr 20, 2024Highest Forecast: 778.57 ft 5:00PM Apr 20, 2024Highest Forecast: 778.57 ft 11:00PM Apr 20, 2024Highest Forecast: 778.57 ft 5:00AM Apr 21, 2024Highest Forecast: 778.57 ft 11:00AM Apr 21, 2024Highest Forecast: 778.57 ft 5:00PM Apr 21, 2024Highest Forecast: 778.57 ft 11:00PM Apr 21, 2024Highest Forecast: 778.57 ft 5:00AM Apr 22, 2024Highest Forecast: 778.57 ft 11:00AM Apr 22, 2024Highest Forecast: 778.57 ft 5:00PM Apr 22, 2024Highest Forecast: 778.57 ft 11:00PM Apr 22, 2024WELW1(plotting HFIRX) Graph Created (3:46AM Apr 16, 2024)ObservedForecast (issued 4:12PM Apr 15)Latest observed value: 779.01 ft at 3:00 AM PDT 16-Apr-2024.
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About this graph
Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Gauge reading affected by reservoir operations.

NOTE: Forecasts are not available for the Columbia River at Wells Dam. Only observed stages are available for this point.

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Upstream Gauge - at Chief Joseph Dam Upstream Gauge Downstream Gauge Downstream Gauge - at Rocky Reach Dam
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 0
Action Stage: 0
Low Stage (in feet): 770

Historic Crests
(1) 781.00 ft on 05/08/2021
(2) 780.79 ft on 04/24/2023 (P)
(3) 780.79 ft on 05/21/2022
(4) 780.79 ft on 08/02/2020
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 780.79 ft on 04/24/2023 (P)
(2) 780.79 ft on 05/21/2022
(3) 781.00 ft on 05/08/2021
(4) 780.79 ft on 08/02/2020
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 776.97 ft on 03/29/2021
Zoom Level:11
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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.
About This Location Collapse

Latitude: 47.950000° N, Longitude: 119.866667° 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  
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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
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(509) 244-0110
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