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Visit for access to new EXPERIMENTAL products and services from the National Water Center: National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook and the National Water Center Visualization Services, a suite of geospatial services depicting River Forecast Center and National Water Model information.

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Hydrograph River at a Glance Download
Cow Creek at GALESVILLE RES Forebay Elevation (ft)Highest Forecast: 1871.38 ft 5:00AM May 29, 2023Forecast: 1871.37 ft 11:00AM May 29, 2023Forecast: 1871.36 ft 5:00PM May 29, 2023Forecast: 1871.35 ft 11:00PM May 29, 2023Forecast: 1871.34 ft 5:00AM May 30, 2023Forecast: 1871.33 ft 11:00AM May 30, 2023Forecast: 1871.33 ft 5:00PM May 30, 2023Forecast: 1871.32 ft 11:00PM May 30, 2023Forecast: 1871.31 ft 5:00AM May 31, 2023Forecast: 1871.3 ft 11:00AM May 31, 2023Forecast: 1871.29 ft 5:00PM May 31, 2023Forecast: 1871.28 ft 11:00PM May 31, 2023Forecast: 1871.27 ft 5:00AM Jun 01, 2023Forecast: 1871.26 ft 11:00AM Jun 01, 2023Forecast: 1871.25 ft 5:00PM Jun 01, 2023Forecast: 1871.23 ft 11:00PM Jun 01, 2023Forecast: 1871.22 ft 5:00AM Jun 02, 2023Forecast: 1871.21 ft 11:00AM Jun 02, 2023Forecast: 1871.2 ft 5:00PM Jun 02, 2023Forecast: 1871.18 ft 11:00PM Jun 02, 2023Forecast: 1871.17 ft 5:00AM Jun 03, 2023Forecast: 1871.16 ft 11:00AM Jun 03, 2023Forecast: 1871.14 ft 5:00PM Jun 03, 2023Forecast: 1871.13 ft 11:00PM Jun 03, 2023Forecast: 1871.11 ft 5:00AM Jun 04, 2023Forecast: 1871.1 ft 11:00AM Jun 04, 2023Forecast: 1871.09 ft 5:00PM Jun 04, 2023Forecast: 1871.07 ft 11:00PM Jun 04, 2023USGS--Water Resources of the United StatesGSVO3(plotting HFIRG) Graph Created (4:15AM May 29, 2023)Forecast (issued 5:52PM May 28)
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Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: NGVD29
NOTE: Forecasts for the Cow Creek at GALESVILLE RES are issued routinely year-round.
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Upstream Gauge - above Azalea Upstream Gauge Downstream Gauge Downstream Gauge - near Azalea
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 0
Action Stage: 1881
Low Stage (in feet): 0

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:13
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Gauge LocationGauge Map Marker
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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1881 Full Pool
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Latitude: 42.848731° N, Longitude: 123.178949° 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)
(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 Not Available Not Available  

Current/Historical Observations:

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