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Hydrograph River at a Glance Download
Little N. Santiam River near Mehama Stage (ft)Flow (kcfs)Highest Forecast: 3.56 ft 11:00PM Sep 22, 2017Forecast: 3.51 ft 5:00AM Sep 23, 2017Forecast: 3.47 ft 11:00AM Sep 23, 2017Forecast: 3.44 ft 5:00PM Sep 23, 2017Forecast: 3.42 ft 11:00PM Sep 23, 2017Forecast: 3.4 ft 5:00AM Sep 24, 2017Forecast: 3.38 ft 11:00AM Sep 24, 2017Forecast: 3.37 ft 5:00PM Sep 24, 2017Forecast: 3.36 ft 11:00PM Sep 24, 2017Forecast: 3.35 ft 5:00AM Sep 25, 2017Forecast: 3.34 ft 11:00AM Sep 25, 2017Forecast: 3.33 ft 5:00PM Sep 25, 2017Forecast: 3.33 ft 11:00PM Sep 25, 2017Forecast: 3.32 ft 5:00AM Sep 26, 2017Forecast: 3.32 ft 11:00AM Sep 26, 2017Forecast: 3.3 ft 5:00PM Sep 26, 2017Forecast: 3.28 ft 11:00PM Sep 26, 2017Forecast: 3.27 ft 5:00AM Sep 27, 2017Forecast: 3.25 ft 11:00AM Sep 27, 2017Forecast: 3.23 ft 5:00PM Sep 27, 2017USGS--Water Resources of the United StatesLSMO3(plotting HGIRR) Graph Created (10:33PM Sep 22, 2017)ObservedForecast (issued 9:21AM Sep 22)Latest observed value: 2.83 ft at 4:00 PM PDT 18-Sep-2017.
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Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: Not Available
NOTE: Forecasts for the Little N. Santiam River near Mehama are issued routinely year-round.
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Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 0
Action Stage: 0
Low Stage (in feet): 0

Historic Crests
(1) 17.50 ft on 11/20/1921
(2) 17.50 ft on 01/06/1923
(3) 16.00 ft on 03/31/1931
(4) 15.37 ft on 12/28/1945
(5) 13.55 ft on 12/22/1964
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(P): Preliminary values subject to further review.

Recent Crests
(1) 13.40 ft on 02/07/1996
(2) 13.55 ft on 12/22/1964
(3) 15.37 ft on 12/28/1945
(4) 16.00 ft on 03/31/1931
(5) 17.50 ft on 01/06/1923
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(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:16
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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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Latitude: 44.791667° N, Longitude: 122.577778° 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 655.41 Not Available  

Current/Historical Observations:

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10-day Forecast/Trend, Northwest River Forecast Center
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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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Page last modified: 21-Dec-2016 10:35 PM
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