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Hydrograph River at a Glance Download
Cedar River near Landsburg Stage (ft)Flow (kcfs)Observed: 2.48 ft at 4:30PM Apr 17, 2014Observed: 2.49 ft at 4:45PM Apr 17, 2014Observed: 2.5 ft at 5:00PM Apr 17, 2014Observed: 2.5 ft at 5:15PM Apr 17, 2014Observed: 2.5 ft at 5:30PM Apr 17, 2014Observed: 2.5 ft at 5:45PM Apr 17, 2014Observed: 2.5 ft at 6:00PM Apr 17, 2014Observed: 2.51 ft at 6:15PM Apr 17, 2014Observed: 2.51 ft at 6:30PM Apr 17, 2014Observed: 2.51 ft at 6:45PM Apr 17, 2014Observed: 2.51 ft at 7:00PM Apr 17, 2014Observed: 2.51 ft at 7:15PM Apr 17, 2014Observed: 2.51 ft at 7:30PM Apr 17, 2014Observed: 2.51 ft at 7:45PM Apr 17, 2014Observed: 2.51 ft at 8:00PM Apr 17, 2014Observed: 2.52 ft at 8:15PM Apr 17, 2014Observed: 2.52 ft at 8:30PM Apr 17, 2014Observed: 2.52 ft at 8:45PM Apr 17, 2014Observed: 2.52 ft at 9:00PM Apr 17, 2014Observed: 2.52 ft at 9:15PM Apr 17, 2014Observed: 2.52 ft at 9:30PM Apr 17, 2014Observed: 2.56 ft at 9:45PM Apr 17, 2014Observed: 2.67 ft at 10:00PM Apr 17, 2014Highest Observation: 2.68 ft at 10:15PM Apr 17, 2014Observed: 2.65 ft at 10:30PM Apr 17, 2014Observed: 2.62 ft at 10:45PM Apr 17, 2014Observed: 2.6 ft at 11:00PM Apr 17, 2014Observed: 2.57 ft at 11:15PM Apr 17, 2014Observed: 2.55 ft at 11:30PM Apr 17, 2014Observed: 2.54 ft at 11:45PM Apr 17, 2014Observed: 2.54 ft at 12:00AM Apr 18, 2014Observed: 2.52 ft at 12:15AM Apr 18, 2014Observed: 2.52 ft at 12:30AM Apr 18, 2014Observed: 2.52 ft at 12:45AM Apr 18, 2014Observed: 2.52 ft at 1:00AM Apr 18, 2014Observed: 2.51 ft at 1:15AM Apr 18, 2014Observed: 2.5 ft at 1:30AM Apr 18, 2014Observed: 2.5 ft at 1:45AM Apr 18, 2014Observed: 2.5 ft at 2:00AM Apr 18, 2014Observed: 2.5 ft at 2:15AM Apr 18, 2014Observed: 2.5 ft at 2:30AM Apr 18, 2014Observed: 2.49 ft at 2:45AM Apr 18, 2014Observed: 2.49 ft at 3:00AM Apr 18, 2014Observed: 2.49 ft at 3:15AM Apr 18, 2014Observed: 2.48 ft at 3:30AM Apr 18, 2014Observed: 2.48 ft at 3:45AM Apr 18, 2014Observed: 2.48 ft at 4:00AM Apr 18, 2014Observed: 2.48 ft at 4:15AM Apr 18, 2014Observed: 2.48 ft at 4:30AM Apr 18, 2014Observed: 2.47 ft at 4:45AM Apr 18, 2014Observed: 2.48 ft at 5:00AM Apr 18, 2014Observed: 2.47 ft at 5:15AM Apr 18, 2014Observed: 2.46 ft at 5:30AM Apr 18, 2014Observed: 2.46 ft at 5:45AM Apr 18, 2014Observed: 2.46 ft at 6:00AM Apr 18, 2014Observed: 2.46 ft at 6:15AM Apr 18, 2014Observed: 2.46 ft at 6:30AM Apr 18, 2014Observed: 2.46 ft at 6:45AM Apr 18, 2014Observed: 2.46 ft at 7:00AM Apr 18, 2014Observed: 2.46 ft at 7:15AM Apr 18, 2014Observed: 2.46 ft at 7:30AM Apr 18, 2014Observed: 2.46 ft at 7:45AM Apr 18, 2014Observed: 2.45 ft at 8:00AM Apr 18, 2014Observed: 2.45 ft at 8:15AM Apr 18, 2014Observed: 2.45 ft at 8:30AM Apr 18, 2014Observed: 2.44 ft at 8:45AM Apr 18, 2014Observed: 2.44 ft at 9:00AM Apr 18, 2014Observed: 2.44 ft at 9:15AM Apr 18, 2014Observed: 2.44 ft at 9:30AM Apr 18, 2014Observed: 2.44 ft at 9:45AM Apr 18, 2014Observed: 2.44 ft at 10:00AM Apr 18, 2014Observed: 2.44 ft at 10:15AM Apr 18, 2014Observed: 2.43 ft at 10:30AM Apr 18, 2014Observed: 2.43 ft at 10:45AM Apr 18, 2014Observed: 2.43 ft at 11:00AM Apr 18, 2014Observed: 2.43 ft at 11:15AM Apr 18, 2014Observed: 2.42 ft at 11:30AM Apr 18, 2014Observed: 2.42 ft at 11:45AM Apr 18, 2014Observed: 2.42 ft at 12:00PM Apr 18, 2014Observed: 2.42 ft at 12:15PM Apr 18, 2014Observed: 2.42 ft at 12:30PM Apr 18, 2014Observed: 2.42 ft at 12:45PM Apr 18, 2014Observed: 2.42 ft at 1:00PM Apr 18, 2014Observed: 2.41 ft at 1:15PM Apr 18, 2014Observed: 2.42 ft at 1:30PM Apr 18, 2014Observed: 2.41 ft at 1:45PM Apr 18, 2014Observed: 2.41 ft at 2:00PM Apr 18, 2014Observed: 2.41 ft at 2:15PM Apr 18, 2014Observed: 2.4 ft at 2:30PM Apr 18, 2014Observed: 2.4 ft at 2:45PM Apr 18, 2014Observed: 2.4 ft at 3:00PM Apr 18, 2014Observed: 2.4 ft at 3:15PM Apr 18, 2014Observed: 2.4 ft at 3:30PM Apr 18, 2014Observed: 2.4 ft at 3:45PM Apr 18, 2014Observed: 2.4 ft at 4:00PM Apr 18, 2014Observed: 2.4 ft at 4:15PM Apr 18, 2014Observed: 2.4 ft at 4:30PM Apr 18, 2014Observed: 2.4 ft at 4:45PM Apr 18, 2014Observed: 2.4 ft at 5:00PM Apr 18, 2014Observed: 2.4 ft at 5:15PM Apr 18, 2014Observed: 2.39 ft at 5:30PM Apr 18, 2014Observed: 2.39 ft at 5:45PM Apr 18, 2014Observed: 2.4 ft at 6:00PM Apr 18, 2014Observed: 2.4 ft at 6:15PM Apr 18, 2014Observed: 2.39 ft at 6:30PM Apr 18, 2014Observed: 2.39 ft at 6:45PM Apr 18, 2014Observed: 2.39 ft at 7:00PM Apr 18, 2014Observed: 2.39 ft at 7:15PM Apr 18, 2014Observed: 2.39 ft at 7:30PM Apr 18, 2014Observed: 2.39 ft at 7:45PM Apr 18, 2014Observed: 2.39 ft at 8:00PM Apr 18, 2014Observed: 2.38 ft at 8:15PM Apr 18, 2014Observed: 2.38 ft at 8:30PM Apr 18, 2014Observed: 2.38 ft at 8:45PM Apr 18, 2014Observed: 2.38 ft at 9:00PM Apr 18, 2014Observed: 2.38 ft at 9:15PM Apr 18, 2014Observed: 2.38 ft at 9:30PM Apr 18, 2014Observed: 2.38 ft at 9:45PM Apr 18, 2014Observed: 2.38 ft at 10:00PM Apr 18, 2014Observed: 2.38 ft at 10:15PM Apr 18, 2014Observed: 2.37 ft at 10:30PM Apr 18, 2014Observed: 2.37 ft at 10:45PM Apr 18, 2014Observed: 2.37 ft at 11:00PM Apr 18, 2014Observed: 2.37 ft at 11:15PM Apr 18, 2014Observed: 2.37 ft at 11:30PM Apr 18, 2014Observed: 2.37 ft at 11:45PM Apr 18, 2014Observed: 2.37 ft at 12:00AM Apr 19, 2014Observed: 2.36 ft at 12:15AM Apr 19, 2014Observed: 2.36 ft at 12:30AM Apr 19, 2014Observed: 2.36 ft at 12:45AM Apr 19, 2014Observed: 2.36 ft at 1:00AM Apr 19, 2014Observed: 2.36 ft at 1:15AM Apr 19, 2014Observed: 2.36 ft at 1:30AM Apr 19, 2014Observed: 2.36 ft at 1:45AM Apr 19, 2014Observed: 2.36 ft at 2:00AM Apr 19, 2014Observed: 2.36 ft at 2:15AM Apr 19, 2014Observed: 2.36 ft at 2:30AM Apr 19, 2014Observed: 2.36 ft at 2:45AM Apr 19, 2014Observed: 2.36 ft at 3:00AM Apr 19, 2014Observed: 2.36 ft at 3:15AM Apr 19, 2014Observed: 2.35 ft at 3:30AM Apr 19, 2014Observed: 2.36 ft at 3:45AM Apr 19, 2014Observed: 2.36 ft at 4:00AM Apr 19, 2014Observed: 2.35 ft at 4:15AM Apr 19, 2014Observed: 2.35 ft at 4:30AM Apr 19, 2014Observed: 2.35 ft at 4:45AM Apr 19, 2014Observed: 2.35 ft at 5:00AM Apr 19, 2014Observed: 2.35 ft at 5:15AM Apr 19, 2014Observed: 2.35 ft at 5:30AM Apr 19, 2014Observed: 2.36 ft at 5:45AM Apr 19, 2014Observed: 2.35 ft at 6:00AM Apr 19, 2014Observed: 2.35 ft at 6:15AM Apr 19, 2014Observed: 2.35 ft at 6:30AM Apr 19, 2014Observed: 2.35 ft at 6:45AM Apr 19, 2014Observed: 2.35 ft at 7:00AM Apr 19, 2014Observed: 2.35 ft at 7:15AM Apr 19, 2014Observed: 2.35 ft at 7:30AM Apr 19, 2014Observed: 2.34 ft at 7:45AM Apr 19, 2014Observed: 2.34 ft at 8:00AM Apr 19, 2014Observed: 2.34 ft at 8:15AM Apr 19, 2014Observed: 2.34 ft at 8:30AM Apr 19, 2014Observed: 2.34 ft at 8:45AM Apr 19, 2014Observed: 2.34 ft at 9:00AM Apr 19, 2014Observed: 2.34 ft at 9:15AM Apr 19, 2014Observed: 2.34 ft at 9:30AM Apr 19, 2014Observed: 2.34 ft at 9:45AM Apr 19, 2014Observed: 2.34 ft at 10:00AM Apr 19, 2014Observed: 2.34 ft at 10:15AM Apr 19, 2014Observed: 2.34 ft at 10:30AM Apr 19, 2014Observed: 2.34 ft at 10:45AM Apr 19, 2014Observed: 2.33 ft at 11:00AM Apr 19, 2014Observed: 2.33 ft at 11:15AM Apr 19, 2014Observed: 2.33 ft at 11:30AM Apr 19, 2014Observed: 2.33 ft at 11:45AM Apr 19, 2014Observed: 2.33 ft at 12:00PM Apr 19, 2014Observed: 2.33 ft at 12:15PM Apr 19, 2014Observed: 2.33 ft at 12:30PM Apr 19, 2014Observed: 2.33 ft at 12:45PM Apr 19, 2014Observed: 2.33 ft at 1:00PM Apr 19, 2014Observed: 2.34 ft at 1:15PM Apr 19, 2014Observed: 2.34 ft at 1:30PM Apr 19, 2014Observed: 2.34 ft at 1:45PM Apr 19, 2014Observed: 2.34 ft at 2:00PM Apr 19, 2014Observed: 2.34 ft at 2:15PM Apr 19, 2014Observed: 2.34 ft at 2:30PM Apr 19, 2014Observed: 2.34 ft at 2:45PM Apr 19, 2014Observed: 2.33 ft at 3:00PM Apr 19, 2014Observed: 2.33 ft at 3:15PM Apr 19, 2014Observed: 2.34 ft at 3:30PM Apr 19, 2014Observed: 2.34 ft at 3:45PM Apr 19, 2014Observed: 2.34 ft at 4:00PM Apr 19, 2014Observed: 2.34 ft at 4:15PM Apr 19, 2014Observed: 2.34 ft at 4:30PM Apr 19, 2014Observed: 2.34 ft at 4:45PM Apr 19, 2014Observed: 2.34 ft at 5:00PM Apr 19, 2014Observed: 2.36 ft at 5:15PM Apr 19, 2014Observed: 2.36 ft at 5:30PM Apr 19, 2014Observed: 2.35 ft at 5:45PM Apr 19, 2014Observed: 2.36 ft at 6:00PM Apr 19, 2014Observed: 2.36 ft at 6:15PM Apr 19, 2014Observed: 2.36 ft at 6:30PM Apr 19, 2014Observed: 2.35 ft at 6:45PM Apr 19, 2014Observed: 2.35 ft at 7:00PM Apr 19, 2014Observed: 2.36 ft at 7:15PM Apr 19, 2014Observed: 2.36 ft at 7:30PM Apr 19, 2014Observed: 2.36 ft at 7:45PM Apr 19, 2014Observed: 2.36 ft at 8:00PM Apr 19, 2014Observed: 2.37 ft at 8:15PM Apr 19, 2014Observed: 2.38 ft at 8:30PM Apr 19, 2014Observed: 2.38 ft at 8:45PM Apr 19, 2014Observed: 2.38 ft at 9:00PM Apr 19, 2014Observed: 2.38 ft at 9:15PM Apr 19, 2014Observed: 2.39 ft at 9:30PM Apr 19, 2014Observed: 2.39 ft at 9:45PM Apr 19, 2014Observed: 2.41 ft at 10:00PM Apr 19, 2014Observed: 2.42 ft at 10:15PM Apr 19, 2014Observed: 2.44 ft at 10:30PM Apr 19, 2014Observed: 2.44 ft at 10:45PM Apr 19, 2014Observed: 2.45 ft at 11:00PM Apr 19, 2014Observed: 2.46 ft at 11:15PM Apr 19, 2014Observed: 2.46 ft at 11:30PM Apr 19, 2014Observed: 2.47 ft at 11:45PM Apr 19, 2014Observed: 2.47 ft at 12:00AM Apr 20, 2014Observed: 2.47 ft at 12:15AM Apr 20, 2014Observed: 2.48 ft at 12:30AM Apr 20, 2014Observed: 2.48 ft at 12:45AM Apr 20, 2014Observed: 2.48 ft at 1:00AM Apr 20, 2014Observed: 2.48 ft at 1:15AM Apr 20, 2014Observed: 2.47 ft at 1:30AM Apr 20, 2014Observed: 2.46 ft at 1:45AM Apr 20, 2014Observed: 2.46 ft at 2:00AM Apr 20, 2014Observed: 2.45 ft at 2:15AM Apr 20, 2014Observed: 2.45 ft at 2:30AM Apr 20, 2014Observed: 2.45 ft at 2:45AM Apr 20, 2014Observed: 2.44 ft at 3:00AM Apr 20, 2014Observed: 2.44 ft at 3:15AM Apr 20, 2014Observed: 2.44 ft at 3:30AM Apr 20, 2014Observed: 2.44 ft at 3:45AM Apr 20, 2014Observed: 2.43 ft at 4:00AM Apr 20, 2014Observed: 2.43 ft at 4:15AM Apr 20, 2014Observed: 2.43 ft at 4:30AM Apr 20, 2014Observed: 2.42 ft at 4:45AM Apr 20, 2014Observed: 2.42 ft at 5:00AM Apr 20, 2014Observed: 2.42 ft at 5:15AM Apr 20, 2014Observed: 2.42 ft at 5:30AM Apr 20, 2014Observed: 2.41 ft at 5:45AM Apr 20, 2014Observed: 2.41 ft at 6:00AM Apr 20, 2014Observed: 2.41 ft at 6:15AM Apr 20, 2014Observed: 2.4 ft at 6:30AM Apr 20, 2014Observed: 2.4 ft at 6:45AM Apr 20, 2014Observed: 2.4 ft at 7:00AM Apr 20, 2014Observed: 2.4 ft at 7:15AM Apr 20, 2014Observed: 2.4 ft at 7:30AM Apr 20, 2014Observed: 2.4 ft at 7:45AM Apr 20, 2014Observed: 2.4 ft at 8:00AM Apr 20, 2014Observed: 2.4 ft at 8:15AM Apr 20, 2014Observed: 2.39 ft at 8:30AM Apr 20, 2014Observed: 2.39 ft at 8:45AM Apr 20, 2014Observed: 2.39 ft at 9:00AM Apr 20, 2014Observed: 2.38 ft at 9:15AM Apr 20, 2014Observed: 2.38 ft at 9:30AM Apr 20, 2014Observed: 2.38 ft at 9:45AM Apr 20, 2014Observed: 2.38 ft at 10:00AM Apr 20, 2014Observed: 2.38 ft at 10:15AM Apr 20, 2014Observed: 2.38 ft at 10:30AM Apr 20, 2014Observed: 2.37 ft at 10:45AM Apr 20, 2014Observed: 2.37 ft at 11:00AM Apr 20, 2014Observed: 2.37 ft at 11:15AM Apr 20, 2014Observed: 2.37 ft at 11:30AM Apr 20, 2014Observed: 2.37 ft at 11:45AM Apr 20, 2014Observed: 2.37 ft at 12:00PM Apr 20, 2014Observed: 2.37 ft at 12:15PM Apr 20, 2014Observed: 2.36 ft at 12:30PM Apr 20, 2014Observed: 2.36 ft at 12:45PM Apr 20, 2014Observed: 2.36 ft at 1:00PM Apr 20, 2014Observed: 2.36 ft at 1:15PM Apr 20, 2014Observed: 2.36 ft at 1:30PM Apr 20, 2014Observed: 2.36 ft at 1:45PM Apr 20, 2014Observed: 2.36 ft at 2:00PM Apr 20, 2014Observed: 2.36 ft at 2:15PM Apr 20, 2014Observed: 2.36 ft at 2:30PM Apr 20, 2014Observed: 2.35 ft at 2:45PM Apr 20, 2014Observed: 2.35 ft at 3:00PM Apr 20, 2014Observed: 2.35 ft at 3:15PM Apr 20, 2014Observed: 2.35 ft at 3:30PM Apr 20, 2014Observed: 2.35 ft at 3:45PM Apr 20, 2014Observed: 2.34 ft at 4:00PM Apr 20, 2014Forecast: 2.34 ft 5:00PM Apr 20, 2014Forecast: 2.31 ft 11:00PM Apr 20, 2014Forecast: 2.28 ft 5:00AM Apr 21, 2014Forecast: 2.26 ft 11:00AM Apr 21, 2014Forecast: 2.25 ft 5:00PM Apr 21, 2014Forecast: 2.27 ft 11:00PM Apr 21, 2014Forecast: 2.33 ft 5:00AM Apr 22, 2014Forecast: 2.4 ft 11:00AM Apr 22, 2014Highest Forecast: 2.42 ft 5:00PM Apr 22, 2014Forecast: 2.41 ft 11:00PM Apr 22, 2014Forecast: 2.38 ft 5:00AM Apr 23, 2014Forecast: 2.36 ft 11:00AM Apr 23, 2014USGS--Water Resources of the United StatesLNDW1(plotting HGIRG) Graph Created (4:17PM Apr 20, 2014)ObservedForecast (issued 10:15AM Apr 20)Latest observed value: 2.34 ft at 4:00 PM PDT 20-Apr-2014. Flood Stage is 5.7 ft
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About this graph
Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Flood stage level has recently changed.

Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions

NOTE: Forecasts for the Cedar River near Landsburg are issued routinely year-round.

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Downstream Gauge Downstream Gauge - at Renton
Flood Categories (in feet)
Major Flood Stage:7.5
Moderate Flood Stage:6.5
Flood Stage:5.7
Action Stage:0

Historical Crests
(1) 13.55 ft on 12/29/1917
(2) 10.95 ft on 01/13/1928
(3) 10.38 ft on 11/24/1990
(4) 10.30 ft on 01/10/1923
(5) 9.74 ft on 03/10/1916
Show More Historical Crests

Low Water Records
Zoom Level: 16
Gauge Location
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
7.5 the Cedar River will cause severe flooding from Landsburg downstream through Maplewood. Deep and swift flood waters will inundate many roads and some residential areas...especially in Maple Valley. Flooding wil occur all along the river including headwaters...tributaries...and other streams within and near the Cedar River Basin. A stage of 7.5 feet on the Cedar River corresponds to a phase 4 flood in the King County flood system.
6.5 the Cedar River will cause major flooding from Landsburg downstream through Maplewood. Deep and swift flood waters will inundate many roads and some residential areas...especially in Maple Valley. Flooding threatens SR-169. Flooding will occur all along the river including headwaters...tributaries...and other streams within and near the Cedar River Basin. A stage of 6.5 feet on the Cedar River corresponds to a phase 4 flood in the King County flood system.
5.7 the Cedar River will cause flooding from Landsburg downstream through Maplewood. Swift waters will flood roads and some residential areas...especially in Maple Valley. Flooding threatens Beyers Road. A stage of 5.7 feet on the Cedar River corresponds roughly to a phase 4 flood in the King County flood system.
5 the Cedar River will flood low areas from Landsburg downstream through Maplewood...mainly in Dorre Don area of Maple Valley and along Jones Rd. A stage of 5.0 feet on the Cedar River corresponds roughly to a phase 3 flood in the King County flood system.
4.4 the Cedar River will locally spill over its banks and over Jones Rd near 156th Ave SE. A stage of 4.4 feet on the Cedar River corresponds roughly to Phase 2 in the King County flood system.
About This Location Collapse

Latitude: 47.393889° N, Longitude: 121.953333° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 5.7 ft 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 29 565.9 ft 570.9 ft 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:

Additional Information Collapse
Flood stages for this river will change as of Saturday October 1, 2011. The new levels will be as follows: Flood Stage (minor flood): 5.7 ft.; Moderate Flood: 6.5 ft.; Major Flood: 7.5 ft.
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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
Seattle Weather Forecast Office
7600 Sandpoint Way NE
Seattle, WA 98115-6349
(206) 526-6087
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Page last modified: 8-Apr-2014 5:35 AM
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